#BUGFIX by cg
authorClaus Gittinger <cg@exept.de>
Thu, 26 Apr 2018 18:20:16 +0200
changeset 22717 36be6a56c7d4
parent 22716 7c30dcd62c61
child 22718 d89e1ea4883f
#BUGFIX by cg class: ExternalStream changed: #nextPutLine: oops: position was not updated correctly
ExternalStream.st
--- a/ExternalStream.st	Thu Apr 26 18:19:25 2018 +0200
+++ b/ExternalStream.st	Thu Apr 26 18:20:16 2018 +0200
@@ -2,7 +2,7 @@
 
 "
  COPYRIGHT (c) 1988 by Claus Gittinger
-	      All Rights Reserved
+              All Rights Reserved
 
  This software is furnished under a license and may be used
  only in accordance with the terms of that license and with the
@@ -16,15 +16,15 @@
 "{ NameSpace: Smalltalk }"
 
 ReadWriteStream subclass:#ExternalStream
-	instanceVariableNames:'handleType handle mode buffered binary eolMode hitEOF didWrite
-		lastErrorNumber readAhead'
-	classVariableNames:'Lobby LastErrorNumber InvalidReadSignal InvalidWriteSignal
-		InvalidModeSignal OpenErrorSignal StreamNotOpenSignal
-		InvalidOperationSignal DefaultEOLMode ReadMode ReadWriteMode
-		WriteMode AppendMode CreateReadWriteMode StreamIOErrorSignal
-		FileOpenTrace MaxNonTenurableExecutors DefaultCopyBufferSize'
-	poolDictionaries:''
-	category:'Streams-External'
+        instanceVariableNames:'handleType handle mode buffered binary eolMode hitEOF didWrite
+                lastErrorNumber readAhead'
+        classVariableNames:'Lobby LastErrorNumber InvalidReadSignal InvalidWriteSignal
+                InvalidModeSignal OpenErrorSignal StreamNotOpenSignal
+                InvalidOperationSignal DefaultEOLMode ReadMode ReadWriteMode
+                WriteMode AppendMode CreateReadWriteMode StreamIOErrorSignal
+                FileOpenTrace MaxNonTenurableExecutors DefaultCopyBufferSize'
+        poolDictionaries:''
+        category:'Streams-External'
 !
 
 !ExternalStream primitiveDefinitions!
@@ -206,7 +206,7 @@
 # define DEBUGBUFFER(buf)  \
     if (((char *)(buf) >= __survStartPtr) \
      && ((char *)(buf) < __survEndPtr)) { \
-	__fatal0("read into survivor\n"); \
+        __fatal0("read into survivor\n"); \
     }
 
 #else
@@ -227,33 +227,33 @@
 
 #ifdef __win32__
 #  define READ(ret, f, cp, n, handleType) { \
-	if (handleType == @symbol(socketHandle)) { \
-	  (ret) = __STX_WSA_NOINT_CALL4("recv", recv, (f), (cp), (n), 0); \
-	} else { \
-	  HANDLE h = _get_osfhandle(fileno(f)); \
-	  if (handleType == @symbol(socketFilePointer)) { \
-	    (ret) = __STX_WSA_NOINT_CALL4("recv", recv, h, (cp), (n), 0);\
-	  } else { \
-	    int __res; \
-	    (ret) = __STX_API_NOINT_CALL5("ReadFile", ReadFile, h, (cp), (n), &__res, 0);\
-	    (ret) = (ret) > 0 ? __res : (__threadErrno == __WIN32_ERR(ERROR_BROKEN_PIPE) ? 0 : -1); \
-	  } \
-	} \
+        if (handleType == @symbol(socketHandle)) { \
+          (ret) = __STX_WSA_NOINT_CALL4("recv", recv, (f), (cp), (n), 0); \
+        } else { \
+          HANDLE h = _get_osfhandle(fileno(f)); \
+          if (handleType == @symbol(socketFilePointer)) { \
+            (ret) = __STX_WSA_NOINT_CALL4("recv", recv, h, (cp), (n), 0);\
+          } else { \
+            int __res; \
+            (ret) = __STX_API_NOINT_CALL5("ReadFile", ReadFile, h, (cp), (n), &__res, 0);\
+            (ret) = (ret) > 0 ? __res : (__threadErrno == __WIN32_ERR(ERROR_BROKEN_PIPE) ? 0 : -1); \
+          } \
+        } \
       }
 
 #  define WRITE(ret, f, cp, n, handleType) { \
-	if (handleType == @symbol(socketHandle)) { \
-	  (ret) = __STX_WSA_NOINT_CALL4("send", send, (f), (cp), (n), 0); \
-	} else {\
-	  HANDLE h = _get_osfhandle(fileno(f)); \
-	  if (handleType == @symbol(socketFilePointer)) { \
-	    (ret) = __STX_WSA_NOINT_CALL4("send", send, h, (cp), (n), 0);\
-	  } else {\
-	    int __res; \
-	    (ret) = __STX_API_NOINT_CALL5("WriteFile", WriteFile, h, (cp), (n), &__res, 0);\
-	    (ret) = (ret) ? __res : -1; \
-	  } \
-	} \
+        if (handleType == @symbol(socketHandle)) { \
+          (ret) = __STX_WSA_NOINT_CALL4("send", send, (f), (cp), (n), 0); \
+        } else {\
+          HANDLE h = _get_osfhandle(fileno(f)); \
+          if (handleType == @symbol(socketFilePointer)) { \
+            (ret) = __STX_WSA_NOINT_CALL4("send", send, h, (cp), (n), 0);\
+          } else {\
+            int __res; \
+            (ret) = __STX_API_NOINT_CALL5("WriteFile", WriteFile, h, (cp), (n), &__res, 0);\
+            (ret) = (ret) ? __res : -1; \
+          } \
+        } \
       }
 
 # define FFLUSH(fp)             fflush(fp)
@@ -264,56 +264,56 @@
 # define __READING__(f)                          \
     if ((__INST(didWrite) != false)              \
      && (__INST(mode) == @symbol(readwrite))) {  \
-	__INST(didWrite) = false;                \
-	OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
+        __INST(didWrite) = false;                \
+        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
     }
 
 # define __WRITING__(f)                          \
     if ((__INST(didWrite) != true)               \
      && (__INST(mode) == @symbol(readwrite))) {  \
-	__INST(didWrite) = true;                 \
-	OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
+        __INST(didWrite) = true;                 \
+        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
     }
 
 # define __UNGETC__(c, f, isBuffered)                   \
     if (isBuffered) {                                   \
-	ungetc((c), (f));                               \
+        ungetc((c), (f));                               \
     } else {                                            \
       __INST(readAhead) = __mkSmallInteger((c));        \
     }
 
 # define __READBYTE__(ret, f, buf, isBuffered, handleType) \
     if (isBuffered) {                                   \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) >= 0) {                           \
-		*(buf) = (ret);                         \
-		(ret) = 1;                              \
-	    } else if (ferror(f)) {                     \
-		if (__threadErrno == EINTR) {           \
-		    clearerr(f);                        \
-		    continue;                           \
-		}                                       \
-	    } else {                                    \
-		(ret) = 0;                              \
-	    }                                           \
-	    break;                                      \
-	}                                               \
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) >= 0) {                           \
+                *(buf) = (ret);                         \
+                (ret) = 1;                              \
+            } else if (ferror(f)) {                     \
+                if (__threadErrno == EINTR) {           \
+                    clearerr(f);                        \
+                    continue;                           \
+                }                                       \
+            } else {                                    \
+                (ret) = 0;                              \
+            }                                           \
+            break;                                      \
+        }                                               \
     } else {                                            \
-	OBJ rA = __INST(readAhead);                     \
-	if (rA != nil) {                                \
-	    *(buf) = (char)__intVal(rA);                \
-	    __INST(readAhead) = nil;                    \
-	    (ret) = 1;                                  \
-	} else {                                        \
-	    for (;;) {                                  \
-		CLEAR_ERRNO;                            \
-		READ((ret), f, buf, 1, handleType);       \
-		if ((ret) >= 0 || __threadErrno != EINTR) \
-		    break;                              \
-	    }                                           \
-	}                                               \
+        OBJ rA = __INST(readAhead);                     \
+        if (rA != nil) {                                \
+            *(buf) = (char)__intVal(rA);                \
+            __INST(readAhead) = nil;                    \
+            (ret) = 1;                                  \
+        } else {                                        \
+            for (;;) {                                  \
+                CLEAR_ERRNO;                            \
+                READ((ret), f, buf, 1, handleType);       \
+                if ((ret) >= 0 || __threadErrno != EINTR) \
+                    break;                              \
+            }                                           \
+        }                                               \
     }
 
   /*
@@ -323,122 +323,122 @@
 # define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (__threadErrno == EINTR) {       \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    (buf)[__offs++] = (ret);                    \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (__threadErrno == EINTR) {       \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            (buf)[__offs++] = (ret);                    \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int __offs = 0;                                 \
-							\
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__offs] = __intVal(rA);           \
-		__INST(readAhead) = nil;                \
-		(ret) = 1;                              \
-	    } else {                                    \
-		CLEAR_ERRNO;                            \
-		READ((ret), f, (buf)+__offs, (cnt)-__offs, handleType); \
-		if ((ret) <= 0) {                       \
-		    if ((ret) < 0 && __threadErrno == EINTR) {  \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		}                                       \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+                                                        \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__offs] = __intVal(rA);           \
+                __INST(readAhead) = nil;                \
+                (ret) = 1;                              \
+            } else {                                    \
+                CLEAR_ERRNO;                            \
+                READ((ret), f, (buf)+__offs, (cnt)-__offs, handleType); \
+                if ((ret) <= 0) {                       \
+                    if ((ret) < 0 && __threadErrno == EINTR) {  \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                }                                       \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
    }
 
 # define __READAVAILBYTES__(ret, f, buf, cnt, isBuffered, handleType) \
   {                                                     \
     int __offs = 0;                                     \
     int oldFlags;                                       \
-							\
+                                                        \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (__threadErrno == EINTR) {       \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    (buf)[__offs++] = (ret);                    \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (__threadErrno == EINTR) {       \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            (buf)[__offs++] = (ret);                    \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__offs] = __intVal(rA);           \
-		__INST(readAhead) = nil;                \
-		(ret) = 1;                              \
-		__offs ++;                              \
-		continue;                               \
-	    }                                           \
-	    CLEAR_ERRNO;                                \
-	    {                                           \
-	      int res = -1, ok = 0;                     \
-	      SOCKET sock = 0;                          \
-	      if ((handleType == @symbol(socketFilePointer) && ((ok = ioctlsocket(sock = (SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res) == 0), 1)) \
-		  || (handleType == @symbol(socketHandle) && ((ok = ioctlsocket(sock = (SOCKET)(f), FIONREAD, &res) == 0), 1)) \
-		  || (handleType == @symbol(pipeFilePointer) && ((ok = PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)), 1))) { \
-		   if (!ok) {                                                               \
-			__threadErrno = sock ? WSAGetLastError() : __WIN32_ERR(GetLastError()); \
-			(ret) = __threadErrno == __WIN32_ERR(ERROR_BROKEN_PIPE) ? 0 : -1;   \
-			break;                                                              \
-		   }                                \
-		  if (res > 0) {                        \
-		      if (res > ((cnt)-__offs))         \
-			  res = (cnt)-__offs;           \
-		      READ((ret), f, (buf)+__offs, res, handleType); \
-		  } else {                              \
-		      if (sock && send(sock, NULL, 0, 0) == SOCKET_ERROR) {     \
-			(ret) = -1; __threadErrno = WSAGetLastError();          \
-		      } else {                          \
-			(ret) = 0;                      \
-		      }                                 \
-		      break;                            \
-		  }                                     \
-	      } else {                                  \
-		  READ((ret), f, (buf)+__offs, (cnt)-__offs, handleType); \
-	      }                                         \
-	    }                                           \
-	    if ((ret) <= 0) {                           \
-		if ((ret) < 0 && __threadErrno == EINTR)\
-		    continue;                           \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__offs] = __intVal(rA);           \
+                __INST(readAhead) = nil;                \
+                (ret) = 1;                              \
+                __offs ++;                              \
+                continue;                               \
+            }                                           \
+            CLEAR_ERRNO;                                \
+            {                                           \
+              int res = -1, ok = 0;                     \
+              SOCKET sock = 0;                          \
+              if ((handleType == @symbol(socketFilePointer) && ((ok = ioctlsocket(sock = (SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res) == 0), 1)) \
+                  || (handleType == @symbol(socketHandle) && ((ok = ioctlsocket(sock = (SOCKET)(f), FIONREAD, &res) == 0), 1)) \
+                  || (handleType == @symbol(pipeFilePointer) && ((ok = PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)), 1))) { \
+                   if (!ok) {                                                               \
+                        __threadErrno = sock ? WSAGetLastError() : __WIN32_ERR(GetLastError()); \
+                        (ret) = __threadErrno == __WIN32_ERR(ERROR_BROKEN_PIPE) ? 0 : -1;   \
+                        break;                                                              \
+                   }                                \
+                  if (res > 0) {                        \
+                      if (res > ((cnt)-__offs))         \
+                          res = (cnt)-__offs;           \
+                      READ((ret), f, (buf)+__offs, res, handleType); \
+                  } else {                              \
+                      if (sock && send(sock, NULL, 0, 0) == SOCKET_ERROR) {     \
+                        (ret) = -1; __threadErrno = WSAGetLastError();          \
+                      } else {                          \
+                        (ret) = 0;                      \
+                      }                                 \
+                      break;                            \
+                  }                                     \
+              } else {                                  \
+                  READ((ret), f, (buf)+__offs, (cnt)-__offs, handleType); \
+              }                                         \
+            }                                           \
+            if ((ret) <= 0) {                           \
+                if ((ret) < 0 && __threadErrno == EINTR)\
+                    continue;                           \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 
@@ -449,63 +449,63 @@
     int __ooffs = obj_offs;                             \
     int __offs = 0;                                     \
     char *buf = (char *)(obj);                          \
-							\
+                                                        \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (__threadErrno == EINTR) {       \
-			clearerr(f);                    \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			continue;                       \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    (buf)[__ooffs+__offs] = (ret);              \
-	    __offs++;                                   \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (__threadErrno == EINTR) {       \
+                        clearerr(f);                    \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        continue;                       \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            (buf)[__ooffs+__offs] = (ret);              \
+            __offs++;                                   \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	while (__offs < (cnt)) {                        \
-	    char __buf[IO_BUFFER_SIZE];                 \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__ooffs+__offs] = __intVal(rA);   \
-		__INST(readAhead) = nil;                \
-		(ret) = 1;                              \
-	    } else {                                    \
-		int l;                                  \
-		CLEAR_ERRNO;                            \
-		l = (cnt)-__offs;                       \
-		if ( l > IO_BUFFER_SIZE)                \
-		  l = IO_BUFFER_SIZE;                   \
-		READ((ret),f, __buf, l, handleType);    \
-		if ((ret) <= 0) {                       \
-		    if ((ret) < 0 && __threadErrno == EINTR) {  \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		}                                       \
-	    }                                           \
-	    if ((ret) > 0 ) {                           \
-		/* refetch */                               \
-		buf = (char *)(obj);                        \
-		memcpy((buf)+__ooffs+__offs,__buf,(ret));   \
-		__offs += (ret);                            \
-	    } else {                                        \
-		(ret) = 0;                                  \
-	    }                                               \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            char __buf[IO_BUFFER_SIZE];                 \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__ooffs+__offs] = __intVal(rA);   \
+                __INST(readAhead) = nil;                \
+                (ret) = 1;                              \
+            } else {                                    \
+                int l;                                  \
+                CLEAR_ERRNO;                            \
+                l = (cnt)-__offs;                       \
+                if ( l > IO_BUFFER_SIZE)                \
+                  l = IO_BUFFER_SIZE;                   \
+                READ((ret),f, __buf, l, handleType);    \
+                if ((ret) <= 0) {                       \
+                    if ((ret) < 0 && __threadErrno == EINTR) {  \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                }                                       \
+            }                                           \
+            if ((ret) > 0 ) {                           \
+                /* refetch */                               \
+                buf = (char *)(obj);                        \
+                memcpy((buf)+__ooffs+__offs,__buf,(ret));   \
+                __offs += (ret);                            \
+            } else {                                        \
+                (ret) = 0;                                  \
+            }                                               \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 
@@ -514,150 +514,150 @@
     int __ooffs = obj_offs;                          \
     int __offs = 0;                                  \
     char *buf = (char *)(obj);                       \
-						     \
+                                                     \
     (ret) = 0;                                       \
     if (isBuffered) {                                \
-	while (__offs < (cnt)) {                     \
-	    CLEAR_ERRNO;                             \
-	    (ret) = getc(f);                         \
-	    if ((ret) < 0) {                         \
-		if (ferror(f)) {                     \
-		    if (__threadErrno == EINTR) {    \
-			clearerr(f);                 \
-			/* refetch */                \
-			buf = (char *)(obj);         \
-			continue;                    \
-		    }                                \
-		} else {                             \
-		    (ret) = 0;                       \
-		}                                    \
-		break;                               \
-	    }                                        \
-	    (buf)[__ooffs+__offs] = (ret);           \
-	    __offs++;                                \
-	}                                            \
-	if (__offs > 0)                              \
-	    (ret) = __offs;                          \
+        while (__offs < (cnt)) {                     \
+            CLEAR_ERRNO;                             \
+            (ret) = getc(f);                         \
+            if ((ret) < 0) {                         \
+                if (ferror(f)) {                     \
+                    if (__threadErrno == EINTR) {    \
+                        clearerr(f);                 \
+                        /* refetch */                \
+                        buf = (char *)(obj);         \
+                        continue;                    \
+                    }                                \
+                } else {                             \
+                    (ret) = 0;                       \
+                }                                    \
+                break;                               \
+            }                                        \
+            (buf)[__ooffs+__offs] = (ret);           \
+            __offs++;                                \
+        }                                            \
+        if (__offs > 0)                              \
+            (ret) = __offs;                          \
     } else {                                         \
-	while (__offs < (cnt)) {                     \
-	    char __buf[IO_BUFFER_SIZE];              \
-	    OBJ rA = __INST(readAhead);              \
-	    if (rA != nil) {                         \
-		(buf)[__ooffs+__offs] = __intVal(rA);\
-		__INST(readAhead) = nil;             \
-		(ret) = 1;                           \
-		__offs++;                            \
-		continue;                            \
-	    }                                        \
-	    {                                        \
-		int res = -1, ok = 0;                \
-		SOCKET sock = 0;                     \
-		int l = (cnt)-__offs;                \
-		CLEAR_ERRNO;                         \
-		if (l > IO_BUFFER_SIZE) l = IO_BUFFER_SIZE;              \
-		if ((handleType == @symbol(socketFilePointer) && ((ok = ioctlsocket(sock = (SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res) == 0), 1)) \
-		    || (handleType == @symbol(socketHandle) && ((ok = ioctlsocket(sock = (SOCKET)(f), FIONREAD, &res) == 0), 1)) \
-		    || (handleType == @symbol(pipeFilePointer) && ((ok = PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)), 1))) { \
-		   if (!ok) {                                                               \
-			__threadErrno = sock ? WSAGetLastError() : __WIN32_ERR(GetLastError()); \
-			(ret) = __threadErrno == __WIN32_ERR(ERROR_BROKEN_PIPE) ? 0 : -1;   \
-			break;                                                              \
-		   }                                \
-		   if (res > 0) {                   \
-			if (res > l) res = l;       \
-			READ((ret), f, __buf, res, handleType); \
-		   } else {                              \
-		       if (sock && send(sock, NULL, 0, 0) == SOCKET_ERROR) {     \
-			 (ret) = -1; __threadErrno = WSAGetLastError();          \
-		       } else {                          \
-			 (ret) = 0;                      \
-		       }                                 \
-		       break;                            \
-		   }                                     \
-		} else {                                  \
-		    READ((ret), f, __buf, l, handleType); \
-		}                                     \
-		if ((ret) <= 0) {                     \
-		    if ((ret) < 0 && __threadErrno == EINTR) \
-			continue;                       \
-		    break;                              \
-		}                                       \
-	    }                                           \
-	    if ((ret) > 0) {                            \
-		buf = (char *)(obj);                    \
-		memcpy((buf)+__ooffs+__offs, __buf, (ret)); \
-		__offs += (ret);                        \
-	    } else {                                    \
-		(ret) = 0;                              \
-	    }                                           \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                     \
+            char __buf[IO_BUFFER_SIZE];              \
+            OBJ rA = __INST(readAhead);              \
+            if (rA != nil) {                         \
+                (buf)[__ooffs+__offs] = __intVal(rA);\
+                __INST(readAhead) = nil;             \
+                (ret) = 1;                           \
+                __offs++;                            \
+                continue;                            \
+            }                                        \
+            {                                        \
+                int res = -1, ok = 0;                \
+                SOCKET sock = 0;                     \
+                int l = (cnt)-__offs;                \
+                CLEAR_ERRNO;                         \
+                if (l > IO_BUFFER_SIZE) l = IO_BUFFER_SIZE;              \
+                if ((handleType == @symbol(socketFilePointer) && ((ok = ioctlsocket(sock = (SOCKET)_get_osfhandle(fileno(f)),FIONREAD,&res) == 0), 1)) \
+                    || (handleType == @symbol(socketHandle) && ((ok = ioctlsocket(sock = (SOCKET)(f), FIONREAD, &res) == 0), 1)) \
+                    || (handleType == @symbol(pipeFilePointer) && ((ok = PeekNamedPipe((HANDLE)_get_osfhandle(fileno(f)),0, 0,0,&res,0)), 1))) { \
+                   if (!ok) {                                                               \
+                        __threadErrno = sock ? WSAGetLastError() : __WIN32_ERR(GetLastError()); \
+                        (ret) = __threadErrno == __WIN32_ERR(ERROR_BROKEN_PIPE) ? 0 : -1;   \
+                        break;                                                              \
+                   }                                \
+                   if (res > 0) {                   \
+                        if (res > l) res = l;       \
+                        READ((ret), f, __buf, res, handleType); \
+                   } else {                              \
+                       if (sock && send(sock, NULL, 0, 0) == SOCKET_ERROR) {     \
+                         (ret) = -1; __threadErrno = WSAGetLastError();          \
+                       } else {                          \
+                         (ret) = 0;                      \
+                       }                                 \
+                       break;                            \
+                   }                                     \
+                } else {                                  \
+                    READ((ret), f, __buf, l, handleType); \
+                }                                     \
+                if ((ret) <= 0) {                     \
+                    if ((ret) < 0 && __threadErrno == EINTR) \
+                        continue;                       \
+                    break;                              \
+                }                                       \
+            }                                           \
+            if ((ret) > 0) {                            \
+                buf = (char *)(obj);                    \
+                memcpy((buf)+__ooffs+__offs, __buf, (ret)); \
+                __offs += (ret);                        \
+            } else {                                    \
+                (ret) = 0;                              \
+            }                                           \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 
 # define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)         \
     if (isBuffered) {                                   \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    ret = putc(*(buf), f);                      \
-	    if ((ret) >= 0) {                           \
-		(ret) = 1;                              \
-	    } else if (ferror(f)) {                     \
-		if (__threadErrno == EINTR) {           \
-		    clearerr(f);                        \
-		    continue;                           \
-		}                                       \
-	    } else                                      \
-		(ret) = 0;                              \
-	    break;                                      \
-	}                                               \
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            ret = putc(*(buf), f);                      \
+            if ((ret) >= 0) {                           \
+                (ret) = 1;                              \
+            } else if (ferror(f)) {                     \
+                if (__threadErrno == EINTR) {           \
+                    clearerr(f);                        \
+                    continue;                           \
+                }                                       \
+            } else                                      \
+                (ret) = 0;                              \
+            break;                                      \
+        }                                               \
     } else {                                            \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    WRITE(ret,f, buf, 1, handleType);           \
-	    if ((ret) >= 0 || __threadErrno != EINTR)   \
-		break;                                  \
-	}                                               \
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            WRITE(ret,f, buf, 1, handleType);           \
+            if ((ret) >= 0 || __threadErrno != EINTR)   \
+                break;                                  \
+        }                                               \
    }
 
 # define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)   \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
-	    if ((ret) <= 0) {                           \
-		if (ferror(f)) {                        \
-		    if (__threadErrno == EINTR) {       \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
+            if ((ret) <= 0) {                           \
+                if (ferror(f)) {                        \
+                    if (__threadErrno == EINTR) {       \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    WRITE((ret),f, (buf)+__offs, (cnt)-__offs, handleType);   \
-	    if ((ret) <= 0) {                           \
-		if ((ret) < 0 && __threadErrno == EINTR) { \
-		    continue;                           \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            WRITE((ret),f, (buf)+__offs, (cnt)-__offs, handleType);   \
+            if ((ret) <= 0) {                           \
+                if ((ret) < 0 && __threadErrno == EINTR) { \
+                    continue;                           \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
    }
 
 # define __WRITEBYTES_OBJ__(ret, f, obj, obj_offs, cnt, isBuffered, handleType) \
@@ -665,51 +665,51 @@
     int __ooffs = obj_offs;                             \
     int __offs = 0;                                     \
     char *buf = (char *)(obj);                          \
-							\
+                                                        \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    ret = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f); \
-	    if ((ret) <= 0) {                           \
-		if (ferror(f)) {                        \
-		    if (__threadErrno == EINTR) {       \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            ret = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f); \
+            if ((ret) <= 0) {                           \
+                if (ferror(f)) {                        \
+                    if (__threadErrno == EINTR) {       \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	while (__offs < (cnt)) {                        \
-	    char __buf[IO_BUFFER_SIZE];                 \
-	    int l;                                      \
-	    CLEAR_ERRNO;                                \
-	    l = (cnt)-__offs;                           \
-	    if ( l > IO_BUFFER_SIZE)                    \
-	      l = IO_BUFFER_SIZE;                       \
-	    /* refetch */                               \
-	    buf = (char *)(obj);                        \
-	    memcpy(__buf,(buf)+__ooffs+__offs,l);       \
-	    WRITE(ret,f, __buf, l, handleType);         \
-	    if ((ret) <= 0) {                           \
-		if ((ret) < 0 && __threadErrno == EINTR) { \
-		    continue;                           \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            char __buf[IO_BUFFER_SIZE];                 \
+            int l;                                      \
+            CLEAR_ERRNO;                                \
+            l = (cnt)-__offs;                           \
+            if ( l > IO_BUFFER_SIZE)                    \
+              l = IO_BUFFER_SIZE;                       \
+            /* refetch */                               \
+            buf = (char *)(obj);                        \
+            memcpy(__buf,(buf)+__ooffs+__offs,l);       \
+            WRITE(ret,f, __buf, l, handleType);         \
+            if ((ret) <= 0) {                           \
+                if ((ret) < 0 && __threadErrno == EINTR) { \
+                    continue;                           \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 
@@ -720,15 +720,15 @@
 # define __READING__(f)                          \
     if ((__INST(didWrite) != false)              \
      && (__INST(mode) == @symbol(readwrite))) {  \
-	__INST(didWrite) = false;                \
-	OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
+        __INST(didWrite) = false;                \
+        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
     }
 
 # define __WRITING__(f)                          \
     if ((__INST(didWrite) != true)               \
      && (__INST(mode) == @symbol(readwrite))) {  \
-	__INST(didWrite) = true;                 \
-	OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
+        __INST(didWrite) = true;                 \
+        OPT_FSEEK(f, 0L, SEEK_CUR); /* needed in stdio */  \
     }
 
 
@@ -738,73 +738,73 @@
 # else /* use STDIO */
 #  define __UNGETC__(c, f, isBuffered)                  \
     if (isBuffered) {                                   \
-	ungetc((c), (f));                               \
+        ungetc((c), (f));                               \
     } else {                                            \
-	__INST(readAhead) = __mkSmallInteger((c));          \
+        __INST(readAhead) = __mkSmallInteger((c));          \
     }
 # endif /* use STDIO */
 
 # ifdef NO_STDIO
 #  define __READBYTE__(ret, f, buf, isBuffered, handleType)         \
     {                                                   \
-	OBJ rA = __INST(readAhead);                     \
-	if (rA != nil) {                                \
-	    *(buf) = __intVal(rA);                      \
-	    DEBUGBUFFER(buf);                           \
-	    __INST(readAhead) = nil;                    \
-	    (ret) = 1;                                  \
-	} else {                                        \
-	    for (;;) {                                  \
-		CLEAR_ERRNO;                            \
-		(ret) = READ(f, buf, 1, handleType);    \
-		DEBUGBUFFER(buf);                       \
-		if ((ret) >= 0) break;                  \
-		if (errno != EINTR) {                   \
-		    break;                              \
-		}                                       \
-		__HANDLE_INTERRUPTS__;                  \
-	    }                                           \
-	}                                               \
+        OBJ rA = __INST(readAhead);                     \
+        if (rA != nil) {                                \
+            *(buf) = __intVal(rA);                      \
+            DEBUGBUFFER(buf);                           \
+            __INST(readAhead) = nil;                    \
+            (ret) = 1;                                  \
+        } else {                                        \
+            for (;;) {                                  \
+                CLEAR_ERRNO;                            \
+                (ret) = READ(f, buf, 1, handleType);    \
+                DEBUGBUFFER(buf);                       \
+                if ((ret) >= 0) break;                  \
+                if (errno != EINTR) {                   \
+                    break;                              \
+                }                                       \
+                __HANDLE_INTERRUPTS__;                  \
+            }                                           \
+        }                                               \
     }
 # else /* use STDIO */
 #  define __READBYTE__(ret, f, buf, isBuffered, handleType)         \
     if (isBuffered) {                                   \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) >= 0) {                           \
-		DEBUGBUFFER(buf);                       \
-		*(buf) = (ret);                         \
-		(ret) = 1;                              \
-	    } else if (ferror(f)) {                     \
-		if (errno == EINTR) {                   \
-		    __HANDLE_INTERRUPTS__;              \
-		    clearerr(f);                        \
-		    continue;                           \
-		}                                       \
-	    } else                                      \
-		(ret) = 0;                              \
-	    break;                                      \
-	}                                               \
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) >= 0) {                           \
+                DEBUGBUFFER(buf);                       \
+                *(buf) = (ret);                         \
+                (ret) = 1;                              \
+            } else if (ferror(f)) {                     \
+                if (errno == EINTR) {                   \
+                    __HANDLE_INTERRUPTS__;              \
+                    clearerr(f);                        \
+                    continue;                           \
+                }                                       \
+            } else                                      \
+                (ret) = 0;                              \
+            break;                                      \
+        }                                               \
     } else {                                            \
-	OBJ rA = __INST(readAhead);                     \
-	if (rA != nil) {                                \
-	    *(buf) = __intVal(rA);                      \
-	    DEBUGBUFFER(buf);                           \
-	    __INST(readAhead) = nil;                    \
-	    (ret) = 1;                                  \
-	} else {                                        \
-	    for (;;) {                                  \
-		CLEAR_ERRNO;                            \
-		(ret) = read(fileno(f), buf, 1);        \
-		DEBUGBUFFER(buf);                       \
-		if ((ret) >= 0) break;                  \
-		if (errno != EINTR) {                   \
-		    break;                              \
-		}                                       \
-		__HANDLE_INTERRUPTS__;                  \
-	    }                                           \
-	}                                               \
+        OBJ rA = __INST(readAhead);                     \
+        if (rA != nil) {                                \
+            *(buf) = __intVal(rA);                      \
+            DEBUGBUFFER(buf);                           \
+            __INST(readAhead) = nil;                    \
+            (ret) = 1;                                  \
+        } else {                                        \
+            for (;;) {                                  \
+                CLEAR_ERRNO;                            \
+                (ret) = read(fileno(f), buf, 1);        \
+                DEBUGBUFFER(buf);                       \
+                if ((ret) >= 0) break;                  \
+                if (errno != EINTR) {                   \
+                    break;                              \
+                }                                       \
+                __HANDLE_INTERRUPTS__;                  \
+            }                                           \
+        }                                               \
    }
 # endif /* use STDIO */
 
@@ -815,84 +815,84 @@
 # ifdef NO_STDIO
 #  define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)   \
     {                                                   \
-	int __offs = 0, __cnt;                          \
-							\
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__offs] = __intVal(rA);           \
-		DEBUGBUFFER(buf);                       \
-		__INST(readAhead) = nil;                \
-		__offs++;                               \
-	    } else {                                    \
-		CLEAR_ERRNO;                            \
-		__cnt = READ(f, (buf)+__offs, (cnt)-__offs, handleType); \
-		DEBUGBUFFER(buf);                       \
-		if (__cnt <= 0) {                       \
-		    if (__cnt < 0 && errno == EINTR) {  \
-			__HANDLE_INTERRUPTS__;          \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		}                                       \
-		__offs += __cnt;                        \
-	    }                                           \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0, __cnt;                          \
+                                                        \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__offs] = __intVal(rA);           \
+                DEBUGBUFFER(buf);                       \
+                __INST(readAhead) = nil;                \
+                __offs++;                               \
+            } else {                                    \
+                CLEAR_ERRNO;                            \
+                __cnt = READ(f, (buf)+__offs, (cnt)-__offs, handleType); \
+                DEBUGBUFFER(buf);                       \
+                if (__cnt <= 0) {                       \
+                    if (__cnt < 0 && errno == EINTR) {  \
+                        __HANDLE_INTERRUPTS__;          \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                }                                       \
+                __offs += __cnt;                        \
+            }                                           \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
    }
 # else /* use STDIO */
 #  define __READBYTES__(ret, f, buf, cnt, isBuffered, handleType)     \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (errno == EINTR) {               \
-			__HANDLE_INTERRUPTS__;          \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    DEBUGBUFFER(buf);                           \
-	    (buf)[__offs++] = (ret);                    \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (errno == EINTR) {               \
+                        __HANDLE_INTERRUPTS__;          \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            DEBUGBUFFER(buf);                           \
+            (buf)[__offs++] = (ret);                    \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int __offs = 0, __cnt;                          \
-	int fd = fileno(f);                             \
-							\
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		DEBUGBUFFER(buf);                       \
-		(buf)[__offs] = __intVal(rA);           \
-		__INST(readAhead) = nil;                \
-		__offs++;                               \
-	    } else {                                    \
-		CLEAR_ERRNO;                            \
-		__cnt = read(fd, (buf)+__offs, (cnt)-__offs);  \
-		DEBUGBUFFER(buf);                       \
-		if (__cnt <= 0) {                       \
-		    if (__cnt < 0 && errno == EINTR) {  \
-			__HANDLE_INTERRUPTS__;          \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		}                                       \
-		__offs += __cnt;                        \
-	    }                                           \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0, __cnt;                          \
+        int fd = fileno(f);                             \
+                                                        \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                DEBUGBUFFER(buf);                       \
+                (buf)[__offs] = __intVal(rA);           \
+                __INST(readAhead) = nil;                \
+                __offs++;                               \
+            } else {                                    \
+                CLEAR_ERRNO;                            \
+                __cnt = read(fd, (buf)+__offs, (cnt)-__offs);  \
+                DEBUGBUFFER(buf);                       \
+                if (__cnt <= 0) {                       \
+                    if (__cnt < 0 && errno == EINTR) {  \
+                        __HANDLE_INTERRUPTS__;          \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                }                                       \
+                __offs += __cnt;                        \
+            }                                           \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
    }
 
 
@@ -902,7 +902,7 @@
 
 #  if defined(F_GETFL) && defined(F_SETFL) && (defined(O_NONBLOCK) || defined(O_NDELAY) || defined(FNDELAY))
 #   define SETFLAGS(fd, flags) \
-	fcntl(fd, F_SETFL, flags)
+        fcntl(fd, F_SETFL, flags)
 
 #   if defined(O_NONBLOCK)
 #    define __STX_NONBLOCK_FLAG O_NONBLOCK
@@ -915,13 +915,13 @@
 #   endif
 
 #   define SETNONBLOCKING(fd, oldFlags) \
-	{ \
-	    int flags = fcntl(fd, F_GETFL, 0); \
-	    if (flags >= 0) { \
-		fcntl(fd, F_SETFL, flags | __STX_NONBLOCK_FLAG); \
-	    } \
-	    oldFlags = flags; \
-	}
+        { \
+            int flags = fcntl(fd, F_GETFL, 0); \
+            if (flags >= 0) { \
+                fcntl(fd, F_SETFL, flags | __STX_NONBLOCK_FLAG); \
+            } \
+            oldFlags = flags; \
+        }
 #  else
 #   define SETFLAGS(fd, flags) /* nothing */
 #   define SETNONBLOCKING(fd, oldFlags) /* nothing */
@@ -931,52 +931,52 @@
   {                                                     \
     int __offs = 0, __cnt;                              \
     int oldFlags;                                       \
-							\
+                                                        \
     (ret) = 0;                                          \
     SETNONBLOCKING(fileno(f), oldFlags);                \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (errno == EINTR) {               \
-			(ret) = 0;                      \
-			clearerr(f);                    \
-			break;                          \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    (buf)[__offs++] = (ret);                    \
-	    DEBUGBUFFER(buf);                           \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (errno == EINTR) {               \
+                        (ret) = 0;                      \
+                        clearerr(f);                    \
+                        break;                          \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            (buf)[__offs++] = (ret);                    \
+            DEBUGBUFFER(buf);                           \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int fd = fileno(f);                             \
-							\
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__offs] = __intVal(rA);           \
-		DEBUGBUFFER(buf);                       \
-		__INST(readAhead) = nil;                \
-		__offs++;                               \
-		continue;                               \
-	    }                                           \
-	    CLEAR_ERRNO;                                \
-	    __cnt = read(fd, (buf)+__offs, (cnt)-__offs); \
-	    DEBUGBUFFER(buf);                           \
-	    if (__cnt > 0) {                            \
-		__offs += __cnt;                        \
-	    }                                           \
-	    break;                                      \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int fd = fileno(f);                             \
+                                                        \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__offs] = __intVal(rA);           \
+                DEBUGBUFFER(buf);                       \
+                __INST(readAhead) = nil;                \
+                __offs++;                               \
+                continue;                               \
+            }                                           \
+            CLEAR_ERRNO;                                \
+            __cnt = read(fd, (buf)+__offs, (cnt)-__offs); \
+            DEBUGBUFFER(buf);                           \
+            if (__cnt > 0) {                            \
+                __offs += __cnt;                        \
+            }                                           \
+            break;                                      \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
     SETFLAGS(fileno(f), oldFlags);                      \
   }
@@ -994,34 +994,34 @@
     int __offs = 0;                                     \
     int __cnt;                                          \
     char *buf = (char *)(obj);                          \
-							\
+                                                        \
     (ret) = 0;                                          \
     {                                                   \
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__ooffs+__offs] = __intVal(rA);   \
-		DEBUGBUFFER(buf);                       \
-		__INST(readAhead) = nil;                \
-		__offs++;                               \
-	    } else {                                    \
-		CLEAR_ERRNO;                            \
-		__cnt = READ(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
-		DEBUGBUFFER(buf);                       \
-		if (__cnt <= 0) {                       \
-		    if (__cnt < 0 && errno == EINTR) {  \
-			__HANDLE_INTERRUPTS__;          \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		}                                       \
-		__offs += __cnt;                        \
-	    }                                           \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__ooffs+__offs] = __intVal(rA);   \
+                DEBUGBUFFER(buf);                       \
+                __INST(readAhead) = nil;                \
+                __offs++;                               \
+            } else {                                    \
+                CLEAR_ERRNO;                            \
+                __cnt = READ(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
+                DEBUGBUFFER(buf);                       \
+                if (__cnt <= 0) {                       \
+                    if (__cnt < 0 && errno == EINTR) {  \
+                        __HANDLE_INTERRUPTS__;          \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                }                                       \
+                __offs += __cnt;                        \
+            }                                           \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 
@@ -1033,61 +1033,61 @@
     int __offs = 0;                                     \
     int __cnt;                                          \
     char *buf = (char *)(obj);                          \
-							\
+                                                        \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (errno == EINTR) {               \
-			__HANDLE_INTERRUPTS__;          \
-			clearerr(f);                    \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			DEBUGBUFFER(buf);               \
-			continue;                       \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    (buf)[__ooffs+__offs] = (ret);              \
-	    DEBUGBUFFER(buf);                           \
-	    __offs++;                                   \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (errno == EINTR) {               \
+                        __HANDLE_INTERRUPTS__;          \
+                        clearerr(f);                    \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        DEBUGBUFFER(buf);               \
+                        continue;                       \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            (buf)[__ooffs+__offs] = (ret);              \
+            DEBUGBUFFER(buf);                           \
+            __offs++;                                   \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int fd = fileno(f);                             \
-							\
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__ooffs+__offs] = __intVal(rA);   \
-		DEBUGBUFFER(buf);                       \
-		__INST(readAhead) = nil;                \
-		__offs++;                               \
-	    } else {                                    \
-		CLEAR_ERRNO;                            \
-		__cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
-		DEBUGBUFFER(buf);                       \
-		if (__cnt <= 0) {                       \
-		    if (__cnt < 0 && errno == EINTR) {  \
-			__HANDLE_INTERRUPTS__;          \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		}                                       \
-		__offs += __cnt;                        \
-	    }                                           \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int fd = fileno(f);                             \
+                                                        \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__ooffs+__offs] = __intVal(rA);   \
+                DEBUGBUFFER(buf);                       \
+                __INST(readAhead) = nil;                \
+                __offs++;                               \
+            } else {                                    \
+                CLEAR_ERRNO;                            \
+                __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
+                DEBUGBUFFER(buf);                       \
+                if (__cnt <= 0) {                       \
+                    if (__cnt < 0 && errno == EINTR) {  \
+                        __HANDLE_INTERRUPTS__;          \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                }                                       \
+                __offs += __cnt;                        \
+            }                                           \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 
@@ -1098,56 +1098,56 @@
     int __cnt;                                          \
     char *buf = (char *)(obj);                          \
     int oldFlags;                                       \
-							\
+                                                        \
     (ret) = 0;                                          \
     SETNONBLOCKING(fileno(f), oldFlags);                \
-							\
+                                                        \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = getc(f);                            \
-	    if ((ret) < 0) {                            \
-		if (ferror(f)) {                        \
-		    if (errno == EINTR) {               \
-			clearerr(f);                    \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			(ret) = 0;                      \
-			break;                          \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    (buf)[__ooffs+__offs] = (ret);              \
-	    DEBUGBUFFER(buf);                           \
-	    __offs++;                                   \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = getc(f);                            \
+            if ((ret) < 0) {                            \
+                if (ferror(f)) {                        \
+                    if (errno == EINTR) {               \
+                        clearerr(f);                    \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        (ret) = 0;                      \
+                        break;                          \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            (buf)[__ooffs+__offs] = (ret);              \
+            DEBUGBUFFER(buf);                           \
+            __offs++;                                   \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int fd = fileno(f);                             \
-							\
-	while (__offs < (cnt)) {                        \
-	    OBJ rA = __INST(readAhead);                 \
-	    if (rA != nil) {                            \
-		(buf)[__ooffs+__offs] = __intVal(rA);   \
-		DEBUGBUFFER(buf);                       \
-		__INST(readAhead) = nil;                \
-		__offs++;                               \
-		continue;                               \
-	    }                                           \
-	    CLEAR_ERRNO;                                \
-	    __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
-	    DEBUGBUFFER(buf);                           \
-	    if (__cnt > 0) {                            \
-		__offs += __cnt;                        \
-	    }                                           \
-	    break;                                      \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int fd = fileno(f);                             \
+                                                        \
+        while (__offs < (cnt)) {                        \
+            OBJ rA = __INST(readAhead);                 \
+            if (rA != nil) {                            \
+                (buf)[__ooffs+__offs] = __intVal(rA);   \
+                DEBUGBUFFER(buf);                       \
+                __INST(readAhead) = nil;                \
+                __offs++;                               \
+                continue;                               \
+            }                                           \
+            CLEAR_ERRNO;                                \
+            __cnt = read(fd, (buf)+__ooffs+__offs, (cnt)-__offs); \
+            DEBUGBUFFER(buf);                           \
+            if (__cnt > 0) {                            \
+                __offs += __cnt;                        \
+            }                                           \
+            break;                                      \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
     SETFLAGS(fileno(f), oldFlags);                      \
   }
@@ -1157,44 +1157,44 @@
 
 # ifdef NO_STDIO
 #  define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)          \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    (ret) = WRITE(f, buf, 1, handleType);       \
-	    if ((ret) >= 0) break;                      \
-	    if (errno != EINTR) {                       \
-		break;                                  \
-	    }                                           \
-	    __HANDLE_INTERRUPTS__;                      \
-	}
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            (ret) = WRITE(f, buf, 1, handleType);       \
+            if ((ret) >= 0) break;                      \
+            if (errno != EINTR) {                       \
+                break;                                  \
+            }                                           \
+            __HANDLE_INTERRUPTS__;                      \
+        }
 # else /* use STDIO */
 #  define __WRITEBYTE__(ret, f, buf, isBuffered, handleType)        \
     if (isBuffered) {                                   \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    ret = putc(*(buf), f);                      \
-	    if ((ret) >= 0) {                           \
-		(ret) = 1;                              \
-	    } else if (ferror(f)) {                     \
-		/* SOLARIS/SPARC (2.6) generates spurious errors with errno = 0 */ \
-		if (errno == EINTR || errno == 0) {     \
-		    __HANDLE_INTERRUPTS__;              \
-		    clearerr(f);                        \
-		    continue;                           \
-		}                                       \
-	    } else                                      \
-		(ret) = 0;                              \
-	    break;                                      \
-	}                                               \
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            ret = putc(*(buf), f);                      \
+            if ((ret) >= 0) {                           \
+                (ret) = 1;                              \
+            } else if (ferror(f)) {                     \
+                /* SOLARIS/SPARC (2.6) generates spurious errors with errno = 0 */ \
+                if (errno == EINTR || errno == 0) {     \
+                    __HANDLE_INTERRUPTS__;              \
+                    clearerr(f);                        \
+                    continue;                           \
+                }                                       \
+            } else                                      \
+                (ret) = 0;                              \
+            break;                                      \
+        }                                               \
     } else {                                            \
-	for (;;) {                                      \
-	    CLEAR_ERRNO;                                \
-	    (ret) = write(fileno(f), buf, 1);           \
-	    if ((ret) >= 0) break;                      \
-	    if (errno != EINTR) {                       \
-		break;                                  \
-	    }                                           \
-	    __HANDLE_INTERRUPTS__;                      \
-	}                                               \
+        for (;;) {                                      \
+            CLEAR_ERRNO;                                \
+            (ret) = write(fileno(f), buf, 1);           \
+            if ((ret) >= 0) break;                      \
+            if (errno != EINTR) {                       \
+                break;                                  \
+            }                                           \
+            __HANDLE_INTERRUPTS__;                      \
+        }                                               \
    }
 # endif /* use STDIO */
 
@@ -1206,64 +1206,64 @@
 #  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
     (ret) = 0;                                          \
     {                                                   \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    ret = WRITE(f, (buf)+__offs, (cnt)-__offs, handleType); \
-	    if (ret <= 0) {                             \
-		if (ret < 0 && errno == EINTR) {        \
-		    __HANDLE_INTERRUPTS__;              \
-		    continue;                           \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            ret = WRITE(f, (buf)+__offs, (cnt)-__offs, handleType); \
+            if (ret <= 0) {                             \
+                if (ret < 0 && errno == EINTR) {        \
+                    __HANDLE_INTERRUPTS__;              \
+                    continue;                           \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
    }
 # else /* use STDIO */
 #  define __WRITEBYTES__(ret, f, buf, cnt, isBuffered, handleType)    \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
-	    if ((ret) <= 0) {                            \
-		if (ferror(f)) {                        \
-		    if (errno == EINTR) {               \
-			__HANDLE_INTERRUPTS__;          \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = fwrite((buf)+__offs, 1, (cnt)-__offs, f);\
+            if ((ret) <= 0) {                            \
+                if (ferror(f)) {                        \
+                    if (errno == EINTR) {               \
+                        __HANDLE_INTERRUPTS__;          \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     } else {                                            \
-	int __offs = 0;                                 \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = write(fileno(f), (buf)+__offs, (cnt)-__offs);\
-	    if ((ret) <= 0) {                           \
-		if ((ret) < 0) {                        \
-		    if (errno == EINTR) {               \
-			__HANDLE_INTERRUPTS__;          \
-			continue;                       \
-		    }                                   \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        int __offs = 0;                                 \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = write(fileno(f), (buf)+__offs, (cnt)-__offs);\
+            if ((ret) <= 0) {                           \
+                if ((ret) < 0) {                        \
+                    if (errno == EINTR) {               \
+                        __HANDLE_INTERRUPTS__;          \
+                        continue;                       \
+                    }                                   \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
    }
 # endif /* use STDIO */
 
@@ -1277,25 +1277,25 @@
     int __ooffs = obj_offs;                             \
     int __offs = 0;                                     \
     char *buf = (char *)(obj);                          \
-							\
+                                                        \
     (ret) = 0;                                          \
     {                                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    ret = WRITE(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
-	    if (ret <= 0) {                             \
-		if (ret < 0 && errno == EINTR) {        \
-		    __HANDLE_INTERRUPTS__;              \
-		    /* refetch */                       \
-		    buf = (char *)(obj);                \
-		    continue;                           \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
-	if (__offs > 0)                                 \
-	    (ret) = __offs;                             \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            ret = WRITE(f, (buf)+__ooffs+__offs, (cnt)-__offs, handleType); \
+            if (ret <= 0) {                             \
+                if (ret < 0 && errno == EINTR) {        \
+                    __HANDLE_INTERRUPTS__;              \
+                    /* refetch */                       \
+                    buf = (char *)(obj);                \
+                    continue;                           \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
+        if (__offs > 0)                                 \
+            (ret) = __offs;                             \
     }                                                   \
   }
 # else /* use STDIO */
@@ -1304,48 +1304,48 @@
     int __ooffs = obj_offs;                             \
     int __offs = 0;                                     \
     char *buf = (char *)(obj);                          \
-							\
+                                                        \
     (ret) = 0;                                          \
     if (isBuffered) {                                   \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f);  \
-	    if ((ret) <= 0) {                           \
-		if (ferror(f)) {                        \
-		    if (errno == EINTR) {               \
-			__HANDLE_INTERRUPTS__;          \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			clearerr(f);                    \
-			continue;                       \
-		    }                                   \
-		    break;                              \
-		} else {                                \
-		    (ret) = 0;                          \
-		}                                       \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = fwrite((buf)+__ooffs+__offs, 1, (cnt)-__offs, f);  \
+            if ((ret) <= 0) {                           \
+                if (ferror(f)) {                        \
+                    if (errno == EINTR) {               \
+                        __HANDLE_INTERRUPTS__;          \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        clearerr(f);                    \
+                        continue;                       \
+                    }                                   \
+                    break;                              \
+                } else {                                \
+                    (ret) = 0;                          \
+                }                                       \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
     } else {                                            \
-	while (__offs < (cnt)) {                        \
-	    CLEAR_ERRNO;                                \
-	    (ret) = write(fileno(f), (buf)+__ooffs+__offs, (cnt)-__offs); \
-	    if ((ret) <= 0) {                           \
-		if ((ret) < 0) {                        \
-		    if (errno == EINTR){                \
-			__HANDLE_INTERRUPTS__;          \
-			/* refetch */                   \
-			buf = (char *)(obj);            \
-			continue;                       \
-		    }                                   \
-		}                                       \
-		break;                                  \
-	    }                                           \
-	    __offs += (ret);                            \
-	}                                               \
+        while (__offs < (cnt)) {                        \
+            CLEAR_ERRNO;                                \
+            (ret) = write(fileno(f), (buf)+__ooffs+__offs, (cnt)-__offs); \
+            if ((ret) <= 0) {                           \
+                if ((ret) < 0) {                        \
+                    if (errno == EINTR){                \
+                        __HANDLE_INTERRUPTS__;          \
+                        /* refetch */                   \
+                        buf = (char *)(obj);            \
+                        continue;                       \
+                    }                                   \
+                }                                       \
+                break;                                  \
+            }                                           \
+            __offs += (ret);                            \
+        }                                               \
     }                                                   \
     if (__offs > 0)                                     \
-	(ret) = __offs;                                 \
+        (ret) = __offs;                                 \
   }
 # endif /* use STDIO */
 #endif /* unix */
@@ -1357,7 +1357,7 @@
 copyright
 "
  COPYRIGHT (c) 1988 by Claus Gittinger
-	      All Rights Reserved
+              All Rights Reserved
 
  This software is furnished under a license and may be used
  only in accordance with the terms of that license and with the
@@ -1407,37 +1407,37 @@
 
     [Instance variables:]
 
-	handleType      <Symbol>        desribes what handle is:
-					    win32: #fileHandle, #socketHandle,
-						   #filePointer, #socketFilePointer, #pipeFilePointer
-					    unix: #filePointer, #socketFilePointer, #pipeFilePointer
-					needed for win32, which uses different APIs for the different handles (sigh)
-	handle          <Integer>       used to be always a filePointer somehow mapped to an integer (FILE* - not the fd);
-					now, either a filePointer or a handle (win32)
-	mode            <Symbol>        #readwrite, #readonly or #writeonly
-	buffered        <Boolean>       true, if buffered (i.e. collects characters - does
-					not output immediately)
-	binary          <Boolean>       true if in binary mode (reads bytes instead of chars)
-	eolMode         <Symbol>        one of nil, #nl, #cr or #crlf.
-					determines how lines should be terminated.
-					nil -> newLine (as in Unix);
-					#crlf -> with cr-lf (as in MSDOS)
-					#cr -> with cr (as in VMS)
-	hitEOF          <Boolean>       true, if EOF was reached
-
-	lastErrorNumber <Integer>       the value of errno (only valid right after the error -
-					updated with next i/o operation)
+        handleType      <Symbol>        desribes what handle is:
+                                            win32: #fileHandle, #socketHandle,
+                                                   #filePointer, #socketFilePointer, #pipeFilePointer
+                                            unix: #filePointer, #socketFilePointer, #pipeFilePointer
+                                        needed for win32, which uses different APIs for the different handles (sigh)
+        handle          <Integer>       used to be always a filePointer somehow mapped to an integer (FILE* - not the fd);
+                                        now, either a filePointer or a handle (win32)
+        mode            <Symbol>        #readwrite, #readonly or #writeonly
+        buffered        <Boolean>       true, if buffered (i.e. collects characters - does
+                                        not output immediately)
+        binary          <Boolean>       true if in binary mode (reads bytes instead of chars)
+        eolMode         <Symbol>        one of nil, #nl, #cr or #crlf.
+                                        determines how lines should be terminated.
+                                        nil -> newLine (as in Unix);
+                                        #crlf -> with cr-lf (as in MSDOS)
+                                        #cr -> with cr (as in VMS)
+        hitEOF          <Boolean>       true, if EOF was reached
+
+        lastErrorNumber <Integer>       the value of errno (only valid right after the error -
+                                        updated with next i/o operation)
 
     [Class variables:]
-	Lobby           <Registry>      keeps track of used ext-streams (to free up FILE*'s)
-
-	StreamErrorSignal       <Signal> parent of all stream errors (see Stream class)
-	InvalidReadSignal       <Signal> raised on read from writeonly stream
-	InvalidWriteSignal      <Signal> raised on write to readonly stream
-	InvalidModeSignal       <Signal> raised on text I/O with binary-stream
-					 or binary I/O with text-stream
-	OpenErrorSignal         <Signal> raised if open fails
-	StreamNotOpenSignal     <Signal> raised on I/O with non-open stream
+        Lobby           <Registry>      keeps track of used ext-streams (to free up FILE*'s)
+
+        StreamErrorSignal       <Signal> parent of all stream errors (see Stream class)
+        InvalidReadSignal       <Signal> raised on read from writeonly stream
+        InvalidWriteSignal      <Signal> raised on write to readonly stream
+        InvalidModeSignal       <Signal> raised on text I/O with binary-stream
+                                         or binary I/O with text-stream
+        OpenErrorSignal         <Signal> raised if open fails
+        StreamNotOpenSignal     <Signal> raised on I/O with non-open stream
 
     Additional notes:
       This class is implemented using the underlying stdio-c library package, which
@@ -1471,44 +1471,44 @@
       fread/fgetc and fwrite/putc respectively.
 
     [author:]
-	Claus Gittinger
-	Stefan Vogel (many, many fixes ...)
+        Claus Gittinger
+        Stefan Vogel (many, many fixes ...)
 
     [see also:]
-	FileStream Socket PipeStream
-	Filename OperatingSystem
+        FileStream Socket PipeStream
+        Filename OperatingSystem
 "
 !
 
 examples
 "
     open a file, read the contents and display it in a textView:
-									[exBegin]
-	|topView scrollPane textView fileStream text|
-
-	topView := StandardSystemView new.
-	topView label:'contents of Makefile'.
-
-	scrollPane := HVScrollableView in:topView.
-	scrollPane origin:0.0@0.0 corner:1.0@1.0.
-
-	textView := EditTextView new.
-	scrollPane scrolledView:textView.
-
-	fileStream := 'Makefile' asFilename readStream.
-	text := fileStream upToEnd.
-	fileStream close.
-
-	textView contents:text.
-
-	topView open.
-									[exEnd]
+                                                                        [exBegin]
+        |topView scrollPane textView fileStream text|
+
+        topView := StandardSystemView new.
+        topView label:'contents of Makefile'.
+
+        scrollPane := HVScrollableView in:topView.
+        scrollPane origin:0.0@0.0 corner:1.0@1.0.
+
+        textView := EditTextView new.
+        scrollPane scrolledView:textView.
+
+        fileStream := 'Makefile' asFilename readStream.
+        text := fileStream upToEnd.
+        fileStream close.
+
+        textView contents:text.
+
+        topView open.
+                                                                        [exEnd]
 
 
     Notice, all of the above can also be done (simply) as:
-									[exBegin]
-	EditTextView openOn:'Makefile'
-									[exEnd]
+                                                                        [exBegin]
+        EditTextView openOn:'Makefile'
+                                                                        [exEnd]
 "
 ! !
 
@@ -1531,24 +1531,24 @@
 
 initDefaultEOLMode
     OperatingSystem isUNIXlike ifTrue:[
-	"/ unix EOL conventions
-	DefaultEOLMode := #nl
+        "/ unix EOL conventions
+        DefaultEOLMode := #nl
     ] ifFalse:[
-	OperatingSystem isVMSlike ifTrue:[
-	    "/ vms EOL conventions
-	    DefaultEOLMode := #cr
-	] ifFalse:[
-	    "/ msdos EOL conventions
-	    "/ msdos uses #crlf.
-	    "/ the following breaks all programs, which do not explicitly
-	    "/ change th eolMode when writing/reading binary files (zip reader)
-	    "/ MUST change all classes before doing the following.
-	    "/ Anyway: for backward compatibility (swisscom), it is left in this
-	    "/ mode (for a while, I hope).
-	    DefaultEOLMode := #crlf.
-
-	    "/ DefaultEOLMode := #nl
-	]
+        OperatingSystem isVMSlike ifTrue:[
+            "/ vms EOL conventions
+            DefaultEOLMode := #cr
+        ] ifFalse:[
+            "/ msdos EOL conventions
+            "/ msdos uses #crlf.
+            "/ the following breaks all programs, which do not explicitly
+            "/ change th eolMode when writing/reading binary files (zip reader)
+            "/ MUST change all classes before doing the following.
+            "/ Anyway: for backward compatibility (swisscom), it is left in this
+            "/ mode (for a while, I hope).
+            DefaultEOLMode := #crlf.
+
+            "/ DefaultEOLMode := #nl
+        ]
     ]
 !
 
@@ -1557,57 +1557,57 @@
      fopen/fdopen functions."
 
     OperatingSystem isMSDOSlike ifTrue:[
-	ReadMode := 'rb'.
-	ReadWriteMode := 'rb+'.
-	WriteMode := 'wb'.
-	AppendMode := 'ab+'.
-	CreateReadWriteMode := 'wb+'.
+        ReadMode := 'rb'.
+        ReadWriteMode := 'rb+'.
+        WriteMode := 'wb'.
+        AppendMode := 'ab+'.
+        CreateReadWriteMode := 'wb+'.
     ] ifFalse:[
-	ReadMode := 'r'.
-	ReadWriteMode := 'r+'.
-	WriteMode := 'w'.
-	AppendMode := 'a+'.
-	CreateReadWriteMode := 'w+'.
+        ReadMode := 'r'.
+        ReadWriteMode := 'r+'.
+        WriteMode := 'w'.
+        AppendMode := 'a+'.
+        CreateReadWriteMode := 'w+'.
     ]
 !
 
 initialize
     OpenErrorSignal isNil ifTrue:[
-	OpenErrorSignal := OpenError.
-	OpenErrorSignal notifierString:'open error'.
-
-	InvalidReadSignal := InvalidReadError.
-	InvalidReadSignal notifierString:'stream does not support reading'.
-
-	InvalidWriteSignal := InvalidWriteError.
-	InvalidWriteSignal notifierString:'stream does not support writing'.
-
-	InvalidModeSignal := InvalidModeError.
-	InvalidModeSignal notifierString:'binary/text mode mismatch'.
-
-	InvalidOperationSignal := InvalidOperationError.
-	InvalidOperationSignal notifierString:'unsupported file operation'.
-
-	StreamNotOpenSignal := StreamNotOpenError.
-	StreamNotOpenSignal notifierString:'stream is not open'.
-
-	StreamIOErrorSignal := StreamIOError.
-	StreamIOErrorSignal notifierString:'I/O error'.
-
-	"/ self patchByteOrderOptimizedMethods
+        OpenErrorSignal := OpenError.
+        OpenErrorSignal notifierString:'open error'.
+
+        InvalidReadSignal := InvalidReadError.
+        InvalidReadSignal notifierString:'stream does not support reading'.
+
+        InvalidWriteSignal := InvalidWriteError.
+        InvalidWriteSignal notifierString:'stream does not support writing'.
+
+        InvalidModeSignal := InvalidModeError.
+        InvalidModeSignal notifierString:'binary/text mode mismatch'.
+
+        InvalidOperationSignal := InvalidOperationError.
+        InvalidOperationSignal notifierString:'unsupported file operation'.
+
+        StreamNotOpenSignal := StreamNotOpenError.
+        StreamNotOpenSignal notifierString:'stream is not open'.
+
+        StreamIOErrorSignal := StreamIOError.
+        StreamIOErrorSignal notifierString:'I/O error'.
+
+        "/ self patchByteOrderOptimizedMethods
     ].
 
     Lobby isNil ifTrue:[
-	Lobby := Registry new.
-
-	"want to get informed when returning from snapshot"
-	ObjectMemory addDependent:self
+        Lobby := Registry new.
+
+        "want to get informed when returning from snapshot"
+        ObjectMemory addDependent:self
     ].
     DefaultEOLMode isNil ifTrue:[
-	self initDefaultEOLMode.
+        self initDefaultEOLMode.
     ].
     ReadMode isNil ifTrue:[
-	self initModeStrings.
+        self initModeStrings.
     ].
 
     "limit the amount of newspace to be used for non-tenurable executors to 5%"
@@ -1622,8 +1622,8 @@
 patchByteOrderOptimizedMethods
     "EXPERIMENTAL (not yet done by default):
      change the underlying implementation of
-	nextPutInt16MSB / nextPutInt16LSB
-	nextPutInt32MSB / nextPutInt32LSB
+        nextPutInt16MSB / nextPutInt16LSB
+        nextPutInt32MSB / nextPutInt32LSB
      to the corresponding NATIVE methods."
 
     |native16 native32|
@@ -1632,11 +1632,11 @@
     native32 := self compiledMethodAt:#nextPutInt32NATIVE:.
 
     UninterpretedBytes isBigEndian ifTrue:[
-	(self compiledMethodAt:#nextPutInt16MSB:) code:(native16 code).
-	(self compiledMethodAt:#nextPutInt32MSB:) code:(native32 code).
+        (self compiledMethodAt:#nextPutInt16MSB:) code:(native16 code).
+        (self compiledMethodAt:#nextPutInt32MSB:) code:(native32 code).
     ] ifFalse:[
-	(self compiledMethodAt:#nextPutInt16LSB:) code:(native16 code).
-	(self compiledMethodAt:#nextPutInt32LSB:) code:(native32 code).
+        (self compiledMethodAt:#nextPutInt16LSB:) code:(native16 code).
+        (self compiledMethodAt:#nextPutInt32LSB:) code:(native32 code).
     ].
 !
 
@@ -1645,7 +1645,7 @@
      This is invoked via the #earlyRestart change notification."
 
     Lobby do:[:eachFileStream |
-	eachFileStream reOpen
+        eachFileStream reOpen
     ].
 !
 
@@ -1653,8 +1653,8 @@
     "have to reopen files when returning from snapshot"
 
     something == #earlyRestart ifTrue:[
-	self reOpenFiles.
-	self initDefaultEOLMode
+        self reOpenFiles.
+        self initDefaultEOLMode
     ]
 
     "Created: 15.6.1996 / 15:19:59 / cg"
@@ -1692,8 +1692,8 @@
      primitive code, or to wrap pipe-fds into externalStreams."
 
     ^ self new
-	buffered:buffered;
-	connectTo:aFileDescriptor withMode:modeSymbol handleType:handleTypeSymbol.
+        buffered:buffered;
+        connectTo:aFileDescriptor withMode:modeSymbol handleType:handleTypeSymbol.
 
     "
      the example below will probably fail (15 is a random FD):
@@ -1762,18 +1762,18 @@
 
      'read ...'.
      [
-	 1 to:10 do:[:i |
-	     Transcript showCR:rs nextLine
-	 ].
-	 rs close.
+         1 to:10 do:[:i |
+             Transcript showCR:rs nextLine
+         ].
+         rs close.
      ] forkAt:7.
 
      'write ...'.
      [
-	 1 to:10 do:[:i |
-	     ws nextPutAll:'hello world '; nextPutAll:i printString; cr
-	 ].
-	 ws close.
+         1 to:10 do:[:i |
+             ws nextPutAll:'hello world '; nextPutAll:i printString; cr
+         ].
+         ws close.
      ] fork.
 
     "
@@ -1909,12 +1909,12 @@
     DefaultCopyBufferSize notNil ifTrue:[^ DefaultCopyBufferSize].
 
     OperatingSystem isMSDOSlike ifTrue:[
-	OperatingSystem isWin7Like ifTrue:[
-	    ^ 64*1024
-	] ifFalse:[
-	    "/ mhmh - NT hangs, when copying bigger blocks to a network drive - why ?
-	    ^ 1 * 1024.
-	].
+        OperatingSystem isWin7Like ifTrue:[
+            ^ 64*1024
+        ] ifFalse:[
+            "/ mhmh - NT hangs, when copying bigger blocks to a network drive - why ?
+            ^ 1 * 1024.
+        ].
     ].
     ^ 32 * 1024.
 !
@@ -1967,16 +1967,16 @@
      Report it via an Exception"
 
     anErrorSymbolOrNumber isInteger ifTrue:[
-	StreamError
-	    raiseRequestWith:anErrorSymbolOrNumber
-	    errorString:(' - os error:' , (OperatingSystem errorTextForNumber:anErrorSymbolOrNumber))
+        StreamError
+            raiseRequestWith:anErrorSymbolOrNumber
+            errorString:(' - os error:' , (OperatingSystem errorTextForNumber:anErrorSymbolOrNumber))
     ].
     (self respondsTo:anErrorSymbolOrNumber) ifTrue:[
-	self perform:anErrorSymbolOrNumber
+        self perform:anErrorSymbolOrNumber
     ] ifFalse:[
-	StreamError
-	    raiseRequestWith:anErrorSymbolOrNumber
-	    errorString:(' - ' , anErrorSymbolOrNumber printString)
+        StreamError
+            raiseRequestWith:anErrorSymbolOrNumber
+            errorString:(' - ' , anErrorSymbolOrNumber printString)
     ].
     ^ false
 ! !
@@ -2099,19 +2099,19 @@
     |text|
 
     binary ifTrue:[
-	^ self upToEnd.
+        ^ self upToEnd.
     ].
 
     "/ text mode
     text := StringCollection new.
     [self atEnd] whileFalse:[
-	|line|
-
-	line := self nextLine.
-	line isNil ifTrue:[
-	    ^ text
-	].
-	text add:line
+        |line|
+
+        line := self nextLine.
+        line isNil ifTrue:[
+            ^ text
+        ].
+        text add:line
     ].
     ^ text
 !
@@ -2138,7 +2138,7 @@
      (such as upTo)"
 
     binary ifTrue:[
-	^ ByteArray
+        ^ ByteArray
     ].
     ^ String
 !
@@ -2146,13 +2146,13 @@
 eolMode
     "return how end-of-line (EOL) is to be marked.
      Returns one one of:
-	#crlf         -> add a CR-NL, as in MSDOS
-	#cr           -> add a CR, as in VMS
-	#nl           -> add a NL, as in Unix
-	#eot          -> add an EOT (= 0x04, as used in some modems/protocols)
-	#etx          -> add an ETX (= 0x03, as used in some modems/protocols)
-	#nl           -> add a NL, as in Unix
-	nil           -> transparent
+        #crlf         -> add a CR-NL, as in MSDOS
+        #cr           -> add a CR, as in VMS
+        #nl           -> add a NL, as in Unix
+        #eot          -> add an EOT (= 0x04, as used in some modems/protocols)
+        #etx          -> add an ETX (= 0x03, as used in some modems/protocols)
+        #nl           -> add a NL, as in Unix
+        nil           -> transparent
     "
 
     ^ eolMode
@@ -2163,22 +2163,22 @@
 eolMode:aSymbolOrNil
     "specify how end-of-line (EOL) is to be marked.
      The argument may be one of:
-	#crlf         -> add a CR-NL, as in MSDOS
-	#cr           -> add a CR, as in VMS
-	#nl           -> add a NL, as in Unix
-	#eot          -> add an EOT (= 0x04, as used in some modems/protocols)
-	#etx          -> add an ETX (= 0x03, as used in some modems/protocols)
-	anyOther      -> like #nl
+        #crlf         -> add a CR-NL, as in MSDOS
+        #cr           -> add a CR, as in VMS
+        #nl           -> add a NL, as in Unix
+        #eot          -> add an EOT (= 0x04, as used in some modems/protocols)
+        #etx          -> add an ETX (= 0x03, as used in some modems/protocols)
+        anyOther      -> like #nl
     "
 
     aSymbolOrNil == #crnl ifTrue:[
-	eolMode := #crlf
+        eolMode := #crlf
     ] ifFalse:[
-	aSymbolOrNil == #lf ifTrue:[
-	    eolMode := #nl
-	] ifFalse:[
-	    eolMode := aSymbolOrNil
-	]
+        aSymbolOrNil == #lf ifTrue:[
+            eolMode := #nl
+        ] ifFalse:[
+            eolMode := aSymbolOrNil
+        ]
     ].
 
     "Modified (comment): / 06-12-2016 / 14:26:37 / cg"
@@ -2196,25 +2196,25 @@
 
     fileClosed = false;
     if (_handle != nil) {
-	if ((__INST(handleType) == @symbol(fileHandle))
-	 || (__INST(handleType) == @symbol(socketHandle))) {
-	    RETURN (_handle);
-	}
-
-	if ((__INST(handleType) == nil)
-	 || (__INST(handleType) == @symbol(filePointer))
-	 || (__INST(handleType) == @symbol(socketFilePointer))
-	 || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	    FILE *file = __FILEVal(_handle);
-	    if (file != NULL) {
-		int fileNo = fileno(file);
-
-		if (fileNo >= 0) {
-		    RETURN ( __MKINT(fileNo));
-		}
-		fileClosed = true;
-	    }
-	}
+        if ((__INST(handleType) == @symbol(fileHandle))
+         || (__INST(handleType) == @symbol(socketHandle))) {
+            RETURN (_handle);
+        }
+
+        if ((__INST(handleType) == nil)
+         || (__INST(handleType) == @symbol(filePointer))
+         || (__INST(handleType) == @symbol(socketFilePointer))
+         || (__INST(handleType) == @symbol(pipeFilePointer))) {
+            FILE *file = __FILEVal(_handle);
+            if (file != NULL) {
+                int fileNo = fileno(file);
+
+                if (fileNo >= 0) {
+                    RETURN ( __MKINT(fileNo));
+                }
+                fileClosed = true;
+            }
+        }
     }
 %}.
     handle isNil ifTrue:[^ self errorNotOpen].
@@ -2248,29 +2248,29 @@
     OBJ _handle  = __INST(handle);
 
     if (_handle != nil) {
-	if ((__INST(handleType) == @symbol(fileHandle))
-	 || (__INST(handleType) == @symbol(socketHandle))) {
-	    RETURN (_handle);
-	}
-	if (__INST(handleType) == @symbol(pipeFilePointer)) {
-	    RETURN (__MKINT(fileno(__FILEVal(_handle))));
-	}
-	if ((__INST(handleType) == nil)
-	 || (__INST(handleType) == @symbol(filePointer))
-	 || (__INST(handleType) == @symbol(socketFilePointer))
-	 || (__INST(handleType) == @symbol(pipeFilePointer))) {
+        if ((__INST(handleType) == @symbol(fileHandle))
+         || (__INST(handleType) == @symbol(socketHandle))) {
+            RETURN (_handle);
+        }
+        if (__INST(handleType) == @symbol(pipeFilePointer)) {
+            RETURN (__MKINT(fileno(__FILEVal(_handle))));
+        }
+        if ((__INST(handleType) == nil)
+         || (__INST(handleType) == @symbol(filePointer))
+         || (__INST(handleType) == @symbol(socketFilePointer))
+         || (__INST(handleType) == @symbol(pipeFilePointer))) {
 #ifdef __win32__
-	    RETURN(__MKEXTERNALADDRESS(_get_osfhandle(fileno(__FILEVal(_handle)))));
+            RETURN(__MKEXTERNALADDRESS(_get_osfhandle(fileno(__FILEVal(_handle)))));
 #else
-	    FILE *file = __FILEVal(_handle);
-	    if (file != NULL) {
-		int fileNo = fileno(file);
-		if (fileNo >= 0) {
-		    RETURN (__MKINT(fileNo));
-		}
-	    }
+            FILE *file = __FILEVal(_handle);
+            if (file != NULL) {
+                int fileNo = fileno(file);
+                if (fileNo >= 0) {
+                    RETURN (__MKINT(fileNo));
+                }
+            }
 #endif
-	}
+        }
     }
 %}.
     ^ handle
@@ -2287,7 +2287,7 @@
      - except passing it to a primitive, for example."
 
     (handleType isNil or:[handleType == #filePointer]) ifTrue:[
-	^ handle
+        ^ handle
     ].
     ^ self error:'not a FILE*'
 !
@@ -2344,9 +2344,9 @@
      which offers another choice."
 
     aBoolean ifTrue:[
-	eolMode := #crlf
+        eolMode := #crlf
     ] ifFalse:[
-	eolMode := #nl
+        eolMode := #nl
     ].
 !
 
@@ -2372,10 +2372,10 @@
      No error if the stream is not open."
 
     self isOpen ifTrue:[
-	self unregisterForFinalization.
-	self isOpen ifTrue:[
-	    self closeFile.
-	].
+        self unregisterForFinalization.
+        self isOpen ifTrue:[
+            self closeFile.
+        ].
     ].
 !
 
@@ -2447,8 +2447,8 @@
     "report an error, that the stream is already opened"
 
     ^ OpenError
-	raiseRequestWith:self
-	errorString:' - stream is already open'
+        raiseRequestWith:self
+        errorString:' - stream is already open'
 
     "
       self new errorAlreadyOpen
@@ -2463,9 +2463,9 @@
     "report an error, that the stream is in binary mode"
 
     ^ InvalidModeError
-	raiseRequestWith:self
-	errorString:(self class name , ' is in binary mode')
-	"/ in:thisContext sender
+        raiseRequestWith:self
+        errorString:(self class name , ' is in binary mode')
+        "/ in:thisContext sender
 
     "Modified: / 8.5.1999 / 20:12:43 / cg"
 !
@@ -2476,9 +2476,9 @@
     "report an error, that the stream is not in binary mode"
 
     ^ InvalidModeError
-	raiseRequestWith:self
-	errorString:(self class name , ' is not in binary mode')
-	"/ in:thisContext sender
+        raiseRequestWith:self
+        errorString:(self class name , ' is not in binary mode')
+        "/ in:thisContext sender
 
     "Modified: / 8.5.1999 / 20:12:40 / cg"
 !
@@ -2489,9 +2489,9 @@
     "report an error, that the stream is not in buffered mode"
 
     ^ StreamError
-	raiseRequestWith:self
-	errorString:(self class name , ' is unbuffered - operation not allowed')
-	"/ in:thisContext sender
+        raiseRequestWith:self
+        errorString:(self class name , ' is unbuffered - operation not allowed')
+        "/ in:thisContext sender
 
     "Modified: / 8.5.1999 / 20:12:36 / cg"
 !
@@ -2552,10 +2552,10 @@
     "{ Pragma: +optSpace }"
 
     ^ StreamIOError newException
-	errorCode:errorNumber;
-	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
-	parameter:self;
-	raiseRequest
+        errorCode:errorNumber;
+        osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
+        parameter:self;
+        raiseRequest
 
     "Modified: / 8.5.1999 / 20:12:16 / cg"
 !
@@ -2570,7 +2570,7 @@
     "return a message string describing the last error"
 
     (lastErrorNumber isNil or:[lastErrorNumber == 0]) ifTrue:[
-	^ 'I/O error'
+        ^ 'I/O error'
     ].
     ^ OperatingSystem errorTextForNumber:lastErrorNumber
 !
@@ -2599,17 +2599,17 @@
     errorHolder := OperatingSystem errorHolderForNumber:errorNumber.
 
     exClass := (errorHolder errorCategory == #nonexistentSignal)
-	ifTrue:[ FileDoesNotExistException ]
-	ifFalse:[ OpenError ].
+        ifTrue:[ FileDoesNotExistException ]
+        ifFalse:[ OpenError ].
 
     ^ exClass newException
-	errorCode:errorNumber;
-	osErrorHolder:errorHolder;
-	"/ cg: initialized lazily - see OpenError>>#description
-	"/ errorString:(' : ' , errorHolder errorString);
-	parameter:self;
-	raiseRequest
-	"/ in:thisContext sender
+        errorCode:errorNumber;
+        osErrorHolder:errorHolder;
+        "/ cg: initialized lazily - see OpenError>>#description
+        "/ errorString:(' : ' , errorHolder errorString);
+        parameter:self;
+        raiseRequest
+        "/ in:thisContext sender
 
     "Modified: / 09-09-2011 / 07:22:49 / cg"
 !
@@ -2628,10 +2628,10 @@
     "{ Pragma: +optSpace }"
 
     ^ ReadError newException
-	errorCode:errorNumber;
-	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
-	parameter:self;
-	raiseRequest
+        errorCode:errorNumber;
+        osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
+        parameter:self;
+        raiseRequest
 !
 
 writeError
@@ -2648,10 +2648,10 @@
     "{ Pragma: +optSpace }"
 
     ^ WriteError newException
-	errorCode:errorNumber;
-	osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
-	parameter:self;
-	raiseRequest
+        errorCode:errorNumber;
+        osErrorHolder:(OperatingSystem errorHolderForNumber:errorNumber);
+        parameter:self;
+        raiseRequest
 ! !
 
 !ExternalStream methodsFor:'finalization'!
@@ -2692,7 +2692,7 @@
 
     "keep myself in newSpace, so it will be finalized early"
     Lobby size < MaxNonTenurableExecutors ifTrue:[
-	ObjectMemory preventTenureOf:self.
+        ObjectMemory preventTenureOf:self.
     ].
     Lobby register:self.
 !
@@ -2746,133 +2746,133 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	    && (__INST(binary) != true)
-	) {
-	    f = __FILEVal(fp);
-	    buffer[0] = '\0';
-
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f);
-	    }
-
-	    rslt = nextPtr = buffer;
-	    limit = buffer + sizeof(buffer) - 2;
-
-	    for (;;) {
-		__READBYTE__(ret, f, nextPtr, _buffered, __INST(handleType));
-		if (ret <= 0) {
-		    if (nextPtr == buffer)
-			rslt = NULL;
-		    if (ret == 0) {
-			__INST(hitEOF) = true;
-			break;
-		    } else {
-			error = __mkSmallInteger(__threadErrno);
-			goto err;
-		    }
-		}
-
-		if (*nextPtr == '\n') {
-		    cutOff = 1;
-		    *nextPtr = '\0';
-		    break;
-		}
-		if (*nextPtr == '\r') {
-		    char peekChar;
-
-		    /*
-		     * peek ahead for a newLine ...
-		     */
-		    __READBYTE__(ret, f, &peekChar, _buffered, __INST(handleType));
-		    if (ret <= 0) {
-			cutOff = 1;
-			*nextPtr = '\0';
-			if (ret == 0) {
-			    __INST(hitEOF) = true;
-			    break;
-			}
-			error = __mkSmallInteger(__threadErrno);
-			goto err;
-		    }
-
-		    if (peekChar == '\n') {
-			cutOff = 2;
-			*nextPtr = '\0';
-			break;
-		    }
-
-		    __UNGETC__(peekChar, f, _buffered);
-
-		    cutOff = 1;
-		    *nextPtr = '\0';
-		    break;
-		}
-
-		nextPtr++;
-		if (nextPtr >= limit) {
-		    *nextPtr = '\0';
-		    lineTooLong = 1;
-		    // signalled below anyway; so no need to print on stderr
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+            && (__INST(binary) != true)
+        ) {
+            f = __FILEVal(fp);
+            buffer[0] = '\0';
+
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f);
+            }
+
+            rslt = nextPtr = buffer;
+            limit = buffer + sizeof(buffer) - 2;
+
+            for (;;) {
+                __READBYTE__(ret, f, nextPtr, _buffered, __INST(handleType));
+                if (ret <= 0) {
+                    if (nextPtr == buffer)
+                        rslt = NULL;
+                    if (ret == 0) {
+                        __INST(hitEOF) = true;
+                        break;
+                    } else {
+                        error = __mkSmallInteger(__threadErrno);
+                        goto err;
+                    }
+                }
+
+                if (*nextPtr == '\n') {
+                    cutOff = 1;
+                    *nextPtr = '\0';
+                    break;
+                }
+                if (*nextPtr == '\r') {
+                    char peekChar;
+
+                    /*
+                     * peek ahead for a newLine ...
+                     */
+                    __READBYTE__(ret, f, &peekChar, _buffered, __INST(handleType));
+                    if (ret <= 0) {
+                        cutOff = 1;
+                        *nextPtr = '\0';
+                        if (ret == 0) {
+                            __INST(hitEOF) = true;
+                            break;
+                        }
+                        error = __mkSmallInteger(__threadErrno);
+                        goto err;
+                    }
+
+                    if (peekChar == '\n') {
+                        cutOff = 2;
+                        *nextPtr = '\0';
+                        break;
+                    }
+
+                    __UNGETC__(peekChar, f, _buffered);
+
+                    cutOff = 1;
+                    *nextPtr = '\0';
+                    break;
+                }
+
+                nextPtr++;
+                if (nextPtr >= limit) {
+                    *nextPtr = '\0';
+                    lineTooLong = 1;
+                    // signalled below anyway; so no need to print on stderr
 #if 0
-		    if (@global(InfoPrinting) == true) {
-			fprintf(stderr, "ExtStream [warning]: line truncated in nextLine\n");
-		    }
+                    if (@global(InfoPrinting) == true) {
+                        fprintf(stderr, "ExtStream [warning]: line truncated in nextLine\n");
+                    }
 #endif
-		    break;
-		}
-	    }
-
-	    if (rslt != NULL) {
-		len = nextPtr-buffer;
-
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + len + cutOff;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		/* remove any EOL character */
-		if (len != 0) {
-		    if (buffer[len-1] == '\n') {
-			buffer[--len] = '\0';
-		    }
-		    if ((len != 0) && (buffer[len-1] == '\r')) {
-			buffer[--len] = '\0';
-		    }
-		}
-		line = __MKSTRING_L(buffer, len);
-		if (! lineTooLong) {
-		    RETURN ( line );
-		}
-	    }
-	}
+                    break;
+                }
+            }
+
+            if (rslt != NULL) {
+                len = nextPtr-buffer;
+
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + len + cutOff;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                /* remove any EOL character */
+                if (len != 0) {
+                    if (buffer[len-1] == '\n') {
+                        buffer[--len] = '\0';
+                    }
+                    if ((len != 0) && (buffer[len-1] == '\r')) {
+                        buffer[--len] = '\0';
+                    }
+                }
+                line = __MKSTRING_L(buffer, len);
+                if (! lineTooLong) {
+                    RETURN ( line );
+                }
+            }
+        }
     }
 err: ;
 %}.
     line notNil ifTrue:[
-	"/ the line as read is longer than 32k characters (boy - what a line)
-	"/ The exception could be handled by reading more and returning the
-	"/ concatenation in your exception handler (the receiver and the partial
-	"/ line are passed as parameter)
-
-	LineTooLongErrorSignal isHandled ifTrue:[
-	    ^ LineTooLongErrorSignal
-		raiseRequestWith:(Array with:self with:line)
-		     errorString:('line too long read error')
-	].
-	'ExternalStream [warning]: line truncated in nextLine' infoPrintCR.
-	^ line , self nextLine
+        "/ the line as read is longer than 32k characters (boy - what a line)
+        "/ The exception could be handled by reading more and returning the
+        "/ concatenation in your exception handler (the receiver and the partial
+        "/ line are passed as parameter)
+
+        LineTooLongErrorSignal isHandled ifTrue:[
+            ^ LineTooLongErrorSignal
+                raiseRequestWith:(Array with:self with:line)
+                     errorString:('line too long read error')
+        ].
+        'ExternalStream [warning]: line truncated in nextLine' infoPrintCR.
+        ^ line , self nextLine
     ].
 
     hitEOF ifTrue:[^ self pastEndRead].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error
+        lastErrorNumber := error.
+        ^ self readError:error
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
@@ -2894,74 +2894,74 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(readonly))
-	    && (__INST(binary) != true)
-	    && __isStringLike(aString)
-	) {
-	    int _buffered = (__INST(buffered) == true);
-	    int len = __stringSize(aString);
-	    int cnt, len1;
-	    FILEPOINTER f = __FILEVal(fp);
-	    char *cp;
-	    int o_offs;
-
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(readonly))
+            && (__INST(binary) != true)
+            && __isStringLike(aString)
+        ) {
+            int _buffered = (__INST(buffered) == true);
+            int len = __stringSize(aString);
+            int cnt, len1;
+            FILEPOINTER f = __FILEVal(fp);
+            char *cp;
+            int o_offs;
+
+            if (_buffered) {
+                __WRITING__(f)
+            }
 #ifdef __win32__
-	    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-		cnt = __win32_fwrite(__stringVal(aString), 1, len, f);
-	    } else
+            if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                cnt = __win32_fwrite(__stringVal(aString), 1, len, f);
+            } else
 #endif
-	    {
-		o_offs = (char *)__stringVal(aString)-(char *)aString;
-		__WRITEBYTES_OBJ__(cnt, f, aString, o_offs, len, _buffered, __INST(handleType));
-	    }
-	    if (cnt == len) {
-		OBJ mode = __INST(eolMode);
-
-		len1 = len;
-
-		if (mode == @symbol(cr)) {
-		    cp = "\r"; len = 1;
-		} else if (mode == @symbol(crlf)) {
-		    cp = "\r\n"; len = 2;
-		} else if (mode == @symbol(eot)) {
-		    cp = "\004"; len = 1;
-		} else if (mode == @symbol(etx)) {
-		    cp = "\003"; len = 1;
-		} else {
-		    cp = "\n"; len = 1;
-		}
+            {
+                o_offs = (char *)__stringVal(aString)-(char *)aString;
+                __WRITEBYTES_OBJ__(cnt, f, aString, o_offs, len, _buffered, __INST(handleType));
+            }
+            if (cnt == len) {
+                OBJ mode = __INST(eolMode);
+
+                len1 = len;
+
+                if (mode == @symbol(cr)) {
+                    cp = "\r"; len = 1;
+                } else if (mode == @symbol(crlf)) {
+                    cp = "\r\n"; len = 2;
+                } else if (mode == @symbol(eot)) {
+                    cp = "\004"; len = 1;
+                } else if (mode == @symbol(etx)) {
+                    cp = "\003"; len = 1;
+                } else {
+                    cp = "\n"; len = 1;
+                }
 #ifdef __win32__
-		if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-		    cnt = __win32_fwrite(cp, 1, len, f);
-		} else
+                if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                    cnt = __win32_fwrite(cp, 1, len, f);
+                } else
 #endif
-		{
-		    __WRITEBYTES__(cnt, f, cp, len, _buffered, __INST(handleType));
-		}
-		if (cnt > 0) {
-		    if (__isSmallInteger(__INST(position))) {
-			INT np = __intVal(__INST(position)) + cnt;
-			OBJ t;
-
-			t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		    } else {
-			__INST(position) = nil; /* i.e. do not know */
-		    }
-		    RETURN ( self );
-		}
-	    }
-	    error = __mkSmallInteger(__threadErrno);
-	}
+                {
+                    __WRITEBYTES__(cnt, f, cp, len, _buffered, __INST(handleType));
+                }
+                if (cnt > 0) {
+                    if (__isSmallInteger(__INST(position))) {
+                        INT np = __intVal(__INST(position)) + len1 + cnt;
+                        OBJ t;
+
+                        t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                    } else {
+                        __INST(position) = nil; /* i.e. do not know */
+                    }
+                    RETURN ( self );
+                }
+            }
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ self
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ self
     ].
     super nextPutLine:aString.
 !
@@ -2976,14 +2976,14 @@
     |line|
 
     [aStream atEnd] whileFalse:[
-	line := aStream nextLine.
-	line isNil ifTrue:[
-	    ^ self.
-	].
-	self nextPutLine:line.
-	(aStringOrNil notNil and:[line startsWith:aStringOrNil]) ifTrue:[
-	    ^ self
-	]
+        line := aStream nextLine.
+        line isNil ifTrue:[
+            ^ self.
+        ].
+        self nextPutLine:line.
+        (aStringOrNil notNil and:[line startsWith:aStringOrNil]) ifTrue:[
+            ^ self
+        ]
     ].
 !
 
@@ -3003,16 +3003,16 @@
 
     firstPos := self position.
     [self atEnd] whileFalse:[
-	lastPos := self position.
-	line := self nextLine.
-	line isNil ifTrue:[
-	    self position:firstPos.
-	    ^ nil
-	].
-	(line startsWith:aString) ifTrue:[
-	    self position:lastPos.
-	    ^ line
-	]
+        lastPos := self position.
+        line := self nextLine.
+        line isNil ifTrue:[
+            self position:firstPos.
+            ^ nil
+        ].
+        (line startsWith:aString) ifTrue:[
+            self position:lastPos.
+            ^ line
+        ]
     ].
     self position:firstPos.
     ^ nil
@@ -3032,18 +3032,18 @@
 
     startPos := self position.
     [self atEnd] whileFalse:[
-	linePos := self position.
-	line := self nextLine.
-	line notNil ifTrue:[
-	    index := 1.
-	    aCollectionOfStrings do:[:prefix |
-		(line startsWith:prefix) ifTrue:[
-		    self position:linePos.
-		    ^ index
-		].
-		index := index + 1
-	    ]
-	]
+        linePos := self position.
+        line := self nextLine.
+        line notNil ifTrue:[
+            index := 1.
+            aCollectionOfStrings do:[:prefix |
+                (line startsWith:prefix) ifTrue:[
+                    self position:linePos.
+                    ^ index
+                ].
+                index := index + 1
+            ]
+        ]
     ].
     self position:startPos.
     ^ nil
@@ -3056,13 +3056,13 @@
      the receiver will trigger an ioInterrupt.
      If cleared (which is the default) no special notification is made.
      Notice:
-	not every OS supports this
-	- check with OS>>supportsIOInterrupts before using"
+        not every OS supports this
+        - check with OS>>supportsIOInterrupts before using"
 
     |fd|
 
     OperatingSystem supportsIOInterrupts ifFalse:[
-	^ self errorUnsupportedOperation
+        ^ self errorUnsupportedOperation
     ].
 
     fd := self fileDescriptor.
@@ -3070,7 +3070,7 @@
     handle isNil ifTrue:[^ self errorNotOpen].
 
     aBoolean ifTrue:[
-	^ OperatingSystem enableIOInterruptsOn:fd
+        ^ OperatingSystem enableIOInterruptsOn:fd
     ].
     ^ OperatingSystem disableIOInterruptsOn:fd
 
@@ -3166,55 +3166,55 @@
     OBJ fp = __INST(handle);
 
     if (fp == nil)
-	goto out;
+        goto out;
 
     if (!__isInteger(ioctlNumber)
-	 || (!__isInteger(arg)
-	     && (arg != nil)
-	     && !__isBytes(arg)
-	     && !__isExternalBytesLike(arg)
-	     && !__isExternalAddress(arg))) {
-	error = @symbol(badArgument);
-	goto out;
+         || (!__isInteger(arg)
+             && (arg != nil)
+             && !__isBytes(arg)
+             && !__isExternalBytesLike(arg)
+             && !__isExternalAddress(arg))) {
+        error = @symbol(badArgument);
+        goto out;
     }
 
     if (__INST(handleType) == @symbol(socketHandle)) {
-	fd = (int)((SOCKET)(__FILEVal(fp)));
+        fd = (int)((SOCKET)(__FILEVal(fp)));
     } else
-	if ((__INST(handleType) == nil)
-	 || (__INST(handleType) == @symbol(filePointer))
-	 || (__INST(handleType) == @symbol(socketFilePointer))
-	 || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	fd = fileno(__FILEVal(fp));
+        if ((__INST(handleType) == nil)
+         || (__INST(handleType) == @symbol(filePointer))
+         || (__INST(handleType) == @symbol(socketFilePointer))
+         || (__INST(handleType) == @symbol(pipeFilePointer))) {
+        fd = fileno(__FILEVal(fp));
     } else {
-	error = @symbol(badHandleType);
-	goto out;
+        error = @symbol(badHandleType);
+        goto out;
     }
 
     ioNum = __unsignedLongIntVal(ioctlNumber);
 
     __BEGIN_INTERRUPTABLE__
     do {
-	__threadErrno = 0;
-	if (arg == nil) {
-	    ioArg = 0;
-	} else if (__isSmallInteger(arg)) {
-	    ioArg = __intVal(arg);
-	} else if (__isInteger(arg)) {
-	    ioArg = __unsignedLongIntVal(arg);
-	} else if (__isExternalBytesLike(arg)) {
-	    ioArg = (INT)(__externalBytesAddress(arg));
-	} else if (__isExternalAddress(arg)) {
-	    ioArg = (INT)(__externalAddressVal(arg));
-	} else {
-	    ioArg = (INT)(__ByteArrayInstPtr(arg)->ba_element);
-	}
-	ret = ioctl(fd, ioNum, ioArg);
+        __threadErrno = 0;
+        if (arg == nil) {
+            ioArg = 0;
+        } else if (__isSmallInteger(arg)) {
+            ioArg = __intVal(arg);
+        } else if (__isInteger(arg)) {
+            ioArg = __unsignedLongIntVal(arg);
+        } else if (__isExternalBytesLike(arg)) {
+            ioArg = (INT)(__externalBytesAddress(arg));
+        } else if (__isExternalAddress(arg)) {
+            ioArg = (INT)(__externalAddressVal(arg));
+        } else {
+            ioArg = (INT)(__ByteArrayInstPtr(arg)->ba_element);
+        }
+        ret = ioctl(fd, ioNum, ioArg);
     } while (ret < 0 && __threadErrno == EINTR);
     __END_INTERRUPTABLE__
 
     if (ret >= 0) {
-	RETURN ( __mkSmallInteger(ret) );
+        RETURN ( __mkSmallInteger(ret) );
     }
     error = __mkSmallInteger(__threadErrno);
 #endif
@@ -3222,8 +3222,8 @@
 out:;
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self ioError:error.
+        lastErrorNumber := error.
+        ^ self ioError:error.
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
 
@@ -3257,39 +3257,39 @@
     OBJ fp = __INST(handle);
 
     if (fp == nil)
-	goto out;
+        goto out;
 
     if (__INST(handleType) == @symbol(socketHandle)) {
-	// syncing a socket to disk ?
-	error = @symbol(badHandleType);
-	goto out;
-	// fd = __FILEVal(fp);
+        // syncing a socket to disk ?
+        error = @symbol(badHandleType);
+        goto out;
+        // fd = __FILEVal(fp);
     } else
-	if ((__INST(handleType) == nil)
-	       || (__INST(handleType) == @symbol(filePointer))
-	       || (__INST(handleType) == @symbol(socketFilePointer))
-	       || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	fd = fileno(__FILEVal(fp));
+        if ((__INST(handleType) == nil)
+               || (__INST(handleType) == @symbol(filePointer))
+               || (__INST(handleType) == @symbol(socketFilePointer))
+               || (__INST(handleType) == @symbol(pipeFilePointer))) {
+        fd = fileno(__FILEVal(fp));
     } else {
-	error = @symbol(badHandleType);
-	goto out;
+        error = @symbol(badHandleType);
+        goto out;
     }
 
 #ifdef __win32__
      __threadErrno = 0;
      ret = __STX_API_NOINT_CALL1( "FlushFileBuffers", FlushFileBuffers, _get_osfhandle(fd));
      if (ret) {
-	 RETURN (self);
+         RETURN (self);
      }
 #else
      __BEGIN_INTERRUPTABLE__
      do {
-	 ret = fsync(fd);
+         ret = fsync(fd);
      } while ((ret < 0) && (__threadErrno == EINTR));
      __END_INTERRUPTABLE__
 
      if (ret >= 0) {
-	 RETURN (self);
+         RETURN (self);
      }
 #endif /* ! __win32__ */
      error = __mkSmallInteger(__threadErrno);
@@ -3297,16 +3297,16 @@
 out:;
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self ioError:error.
-	^ self.
+        lastErrorNumber := error.
+        self ioError:error.
+        ^ self.
     ].
     handle isNil ifTrue:[self errorNotOpen].
 
     "
-	|f|
-	f := 'x' asFilename writeStream.
-	f nextPutAll:'hallo'; sync; syncData; close
+        |f|
+        f := 'x' asFilename writeStream.
+        f nextPutAll:'hallo'; sync; syncData; close
     "
 !
 
@@ -3326,39 +3326,39 @@
     OBJ fp = __INST(handle);
 
     if (fp == nil)
-	goto out;
+        goto out;
 
     if (__INST(handleType) == @symbol(socketHandle)) {
-	// syncing a socket to disk ?
-	error = @symbol(badHandleType);
-	goto out;
-	// fd = __FILEVal(fp);
+        // syncing a socket to disk ?
+        error = @symbol(badHandleType);
+        goto out;
+        // fd = __FILEVal(fp);
     } else
-	if ((__INST(handleType) == nil)
-	       || (__INST(handleType) == @symbol(filePointer))
-	       || (__INST(handleType) == @symbol(socketFilePointer))
-	       || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	fd = fileno(__FILEVal(fp));
+        if ((__INST(handleType) == nil)
+               || (__INST(handleType) == @symbol(filePointer))
+               || (__INST(handleType) == @symbol(socketFilePointer))
+               || (__INST(handleType) == @symbol(pipeFilePointer))) {
+        fd = fileno(__FILEVal(fp));
     } else {
-	error = @symbol(badHandleType);
-	goto out;
+        error = @symbol(badHandleType);
+        goto out;
     }
 
 #ifdef __win32__
      __threadErrno = 0;
      ret = __STX_API_NOINT_CALL1( "FlushFileBuffers", FlushFileBuffers, _get_osfhandle(fd));
      if (ret) {
-	 RETURN (self);
+         RETURN (self);
      }
 #else
      __BEGIN_INTERRUPTABLE__
      do {
-	 ret = fdatasync(fd);
+         ret = fdatasync(fd);
      } while ((ret < 0) && (__threadErrno == EINTR));
      __END_INTERRUPTABLE__
 
      if (ret >= 0) {
-	 RETURN (self);
+         RETURN (self);
      }
 #endif /* ! __win32__ */
      error = __mkSmallInteger(__threadErrno);
@@ -3367,9 +3367,9 @@
 %}.
 
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self ioError:error.
-	^ self.
+        lastErrorNumber := error.
+        self ioError:error.
+        ^ self.
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
 
@@ -3377,9 +3377,9 @@
     self sync.
 
     "
-	|f|
-	f := 'x' asFilename writeStream.
-	f nextPutAll:'hallo'; sync; syncData; close
+        |f|
+        f := 'x' asFilename writeStream.
+        f nextPutAll:'hallo'; sync; syncData; close
     "
 !
 
@@ -3412,33 +3412,33 @@
     int sz;
 
     if (fp == nil)
-	goto out;
+        goto out;
 
     if (__INST(handleType) == @symbol(socketHandle)) {
-	// cg: termina attributes of a socket?
-	error = @symbol(badHandleType);
-	goto out;
-	// fd = __FILEVal(fp);
+        // cg: termina attributes of a socket?
+        error = @symbol(badHandleType);
+        goto out;
+        // fd = __FILEVal(fp);
     } else
-	if ((__INST(handleType) == nil)
-	 || (__INST(handleType) == @symbol(filePointer))
-	 || (__INST(handleType) == @symbol(socketFilePointer))
-	 || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	fd = fileno(__FILEVal(fp));
+        if ((__INST(handleType) == nil)
+         || (__INST(handleType) == @symbol(filePointer))
+         || (__INST(handleType) == @symbol(socketFilePointer))
+         || (__INST(handleType) == @symbol(pipeFilePointer))) {
+        fd = fileno(__FILEVal(fp));
     } else {
-	error = @symbol(badHandleType);
-	goto out;
+        error = @symbol(badHandleType);
+        goto out;
     }
 
     __BEGIN_INTERRUPTABLE__
     do {
-	__threadErrno = 0;
-	_ret = tcgetattr(fd, &t);
+        __threadErrno = 0;
+        _ret = tcgetattr(fd, &t);
     } while (_ret < 0 && __threadErrno == EINTR);
     __END_INTERRUPTABLE__
 
     if (_ret < 0) {
-	error = __mkSmallInteger(__threadErrno);
+        error = __mkSmallInteger(__threadErrno);
     }
     ignbrk = t.c_iflag & IGNBRK ? true : false;
     brkint = t.c_iflag & BRKINT ? true : false;
@@ -3474,18 +3474,18 @@
 
     sz = t.c_cflag & CSIZE;
     switch (sz) {
-	case CS5:
-	    csize = @symbol(cs5);
-	    break;
-	case CS6:
-	    csize = @symbol(cs6);
-	    break;
-	case CS7:
-	    csize = @symbol(cs7);
-	    break;
-	case CS8:
-	    csize = @symbol(cs8);
-	    break;
+        case CS5:
+            csize = @symbol(cs5);
+            break;
+        case CS6:
+            csize = @symbol(cs6);
+            break;
+        case CS7:
+            csize = @symbol(cs7);
+            break;
+        case CS8:
+            csize = @symbol(cs8);
+            break;
     }
     cstopb = t.c_cflag & CSTOPB ? true : false;
     cread = t.c_cflag & CREAD ? true : false;
@@ -3521,12 +3521,12 @@
 out:;
 %}.
     error notNil ifTrue:[
-	error == #unsupportedOperation ifTrue:[
-	    "/ the system does not support tcgetattr
-	    ^ self errorUnsupportedOperation
-	].
-	lastErrorNumber := error.
-	^ self ioError:error.
+        error == #unsupportedOperation ifTrue:[
+            "/ the system does not support tcgetattr
+            ^ self errorUnsupportedOperation
+        ].
+        lastErrorNumber := error.
+        ^ self ioError:error.
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
 
@@ -3590,7 +3590,7 @@
 
     readCount := self nextBytes:count into:aCollection startingAt:start.
     readCount = count ifTrue:[
-	^ aCollection.
+        ^ aCollection.
     ].
     ^ aCollection copyFrom:1 to:start+readCount-1.
 !
@@ -3606,14 +3606,14 @@
     buffer := self contentsSpecies uninitializedNew:count.
     n := self nextAvailableBytes:count into:buffer startingAt:1.
     n == 0 ifTrue:[
-	binary ifTrue:[
-	    ^ #[]
-	].
-	^ ''
+        binary ifTrue:[
+            ^ #[]
+        ].
+        ^ ''
     ].
 
     n ~~ count ifTrue:[
-	^ buffer copyTo:n
+        ^ buffer copyTo:n
     ].
     ^ buffer.
 
@@ -3671,99 +3671,99 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	    && __bothSmallInteger(count, start)
-	) {
-	    f = __FILEVal(fp);
-
-	    cnt = __intVal(count);
-	    offs = __intVal(start) - 1;
-
-	    if (__isExternalBytesLike(anObject)) {
-		OBJ sz;
-
-		nInstBytes = 0;
-		extPtr = (char *)(__externalBytesAddress(anObject));
-		if (extPtr == NULL) goto bad;
-		sz = __externalBytesSize(anObject);
-		if (__isSmallInteger(sz)) {
-		    objSize = __intVal(sz);
-		} else {
-		    objSize = 0; /* unknown */
-		}
-	    } else {
-		OBJ oClass = __Class(anObject);
-		int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
-
-		nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
-
-		switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
-		    case BYTEARRAY:
-		    case WORDARRAY:
-		    case LONGARRAY:
-		    case SWORDARRAY:
-		    case SLONGARRAY:
-		    case FLOATARRAY:
-			break;
-		    case DOUBLEARRAY:
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+            && __bothSmallInteger(count, start)
+        ) {
+            f = __FILEVal(fp);
+
+            cnt = __intVal(count);
+            offs = __intVal(start) - 1;
+
+            if (__isExternalBytesLike(anObject)) {
+                OBJ sz;
+
+                nInstBytes = 0;
+                extPtr = (char *)(__externalBytesAddress(anObject));
+                if (extPtr == NULL) goto bad;
+                sz = __externalBytesSize(anObject);
+                if (__isSmallInteger(sz)) {
+                    objSize = __intVal(sz);
+                } else {
+                    objSize = 0; /* unknown */
+                }
+            } else {
+                OBJ oClass = __Class(anObject);
+                int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
+
+                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
+
+                switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
+                    case BYTEARRAY:
+                    case WORDARRAY:
+                    case LONGARRAY:
+                    case SWORDARRAY:
+                    case SLONGARRAY:
+                    case FLOATARRAY:
+                        break;
+                    case DOUBLEARRAY:
 #ifdef __NEED_DOUBLE_ALIGN
-			nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
+                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
 #endif
-			break;
-		    case LONGLONGARRAY:
-		    case SLONGLONGARRAY:
+                        break;
+                    case LONGLONGARRAY:
+                    case SLONGLONGARRAY:
 #ifdef __NEED_LONGLONG_ALIGN
-			nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
+                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
 #endif
-			break;
-		    default:
-			goto bad;
-		}
-		extPtr = (char *)0;
-		objSize = __Size(anObject) - nInstBytes;
-	    }
-
-	    if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
-		_buffered = (__INST(buffered) == true);
-		if (_buffered) {
-		    __READING__(f);
-		}
-
-		if (extPtr) {
-		    __READAVAILBYTES__(ret, f, extPtr+offs, cnt, _buffered, __INST(handleType));
-		} else {
-		    /*
-		     * on interrupt, anObject may be moved to another location.
-		     * So we pass (char *)__InstPtr(anObject) + nInstBytes + offs to the macro __READ_BYTES__,
-		     * to get a new address.
-		     */
-		    offs += nInstBytes;
-		    __READAVAILBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered, __INST(handleType));
-		}
-		/* 0 is NOT an EOF condition here ... */
-		if (ret >= 0) {
-		    if (__isSmallInteger(__INST(position))) {
-			INT np = __intVal(__INST(position)) + ret;
-			OBJ t;
-
-			t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		    } else {
-			__INST(position) = nil; /* i.e. do not know */
-		    }
-		    RETURN (__mkSmallInteger(ret));
-		}
-		__INST(position) = nil;
-		error = __mkSmallInteger(__threadErrno);
-	    }
-	}
+                        break;
+                    default:
+                        goto bad;
+                }
+                extPtr = (char *)0;
+                objSize = __Size(anObject) - nInstBytes;
+            }
+
+            if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
+                _buffered = (__INST(buffered) == true);
+                if (_buffered) {
+                    __READING__(f);
+                }
+
+                if (extPtr) {
+                    __READAVAILBYTES__(ret, f, extPtr+offs, cnt, _buffered, __INST(handleType));
+                } else {
+                    /*
+                     * on interrupt, anObject may be moved to another location.
+                     * So we pass (char *)__InstPtr(anObject) + nInstBytes + offs to the macro __READ_BYTES__,
+                     * to get a new address.
+                     */
+                    offs += nInstBytes;
+                    __READAVAILBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered, __INST(handleType));
+                }
+                /* 0 is NOT an EOF condition here ... */
+                if (ret >= 0) {
+                    if (__isSmallInteger(__INST(position))) {
+                        INT np = __intVal(__INST(position)) + ret;
+                        OBJ t;
+
+                        t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                    } else {
+                        __INST(position) = nil; /* i.e. do not know */
+                    }
+                    RETURN (__mkSmallInteger(ret));
+                }
+                __INST(position) = nil;
+                error = __mkSmallInteger(__threadErrno);
+            }
+        }
     }
 bad: ;
 %}.
     hitEOF ifTrue:[^ 0].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error
+        lastErrorNumber := error.
+        ^ self readError:error
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
@@ -3784,14 +3784,14 @@
     STObject handle = self.instVarAt(I_handle);
 
     if (handle != STObject.Nil) {
-	STObject next;
-
-	next = handle.nextByte();
-	if (next != STObject.EOF) {
-	    self.instVarAt_put(I_position, STObject.Nil);
-	    return __c__._RETURN( next );
-	}
-	self.instVarAt_put(I_hitEOF, STObject.True);
+        STObject next;
+
+        next = handle.nextByte();
+        if (next != STObject.EOF) {
+            self.instVarAt_put(I_position, STObject.Nil);
+            return __c__._RETURN( next );
+        }
+        self.instVarAt_put(I_hitEOF, STObject.True);
     }
 #else
     FILEPOINTER f;
@@ -3805,41 +3805,41 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(writeonly))) {
-	    f = __FILEVal(fp);
-
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTE__(ret, f, &byte, _buffered, __INST(handleType));
-	    if (ret > 0) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 1;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN (__mkSmallInteger(byte));
-	    }
-
-	    if (ret == 0) {
-		__INST(hitEOF) = true;
-	    } else /* ret < 0 */ {
-		__INST(position) = nil;
-		error = __mkSmallInteger(__threadErrno);
-	    }
-	}
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(writeonly))) {
+            f = __FILEVal(fp);
+
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTE__(ret, f, &byte, _buffered, __INST(handleType));
+            if (ret > 0) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 1;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN (__mkSmallInteger(byte));
+            }
+
+            if (ret == 0) {
+                __INST(hitEOF) = true;
+            } else /* ret < 0 */ {
+                __INST(position) = nil;
+                error = __mkSmallInteger(__threadErrno);
+            }
+        }
     }
 #endif /* not SCHTEAM */
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error
+        lastErrorNumber := error.
+        ^ self readError:error
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     ^ self errorWriteOnly
@@ -3884,98 +3884,98 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	    && __bothSmallInteger(count, start)
-	) {
-	    f = __FILEVal(fp);
-
-	    cnt = __intVal(count);
-	    offs = __intVal(start) - 1;
-
-	    if (__isExternalBytesLike(anObject)) {
-		OBJ sz;
-
-		nInstBytes = 0;
-		extPtr = (char *)(__externalBytesAddress(anObject));
-		if (extPtr == NULL) goto bad;
-		sz = __externalBytesSize(anObject);
-		if (__isSmallInteger(sz)) {
-		    objSize = __intVal(sz);
-		} else {
-		    objSize = 0; /* unknown */
-		}
-	    } else {
-		OBJ oClass = __Class(anObject);
-		int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
-
-		nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
-		switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
-		    case BYTEARRAY:
-		    case WORDARRAY:
-		    case LONGARRAY:
-		    case SWORDARRAY:
-		    case SLONGARRAY:
-		    case FLOATARRAY:
-			break;
-		    case DOUBLEARRAY:
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+            && __bothSmallInteger(count, start)
+        ) {
+            f = __FILEVal(fp);
+
+            cnt = __intVal(count);
+            offs = __intVal(start) - 1;
+
+            if (__isExternalBytesLike(anObject)) {
+                OBJ sz;
+
+                nInstBytes = 0;
+                extPtr = (char *)(__externalBytesAddress(anObject));
+                if (extPtr == NULL) goto bad;
+                sz = __externalBytesSize(anObject);
+                if (__isSmallInteger(sz)) {
+                    objSize = __intVal(sz);
+                } else {
+                    objSize = 0; /* unknown */
+                }
+            } else {
+                OBJ oClass = __Class(anObject);
+                int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
+
+                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
+                switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
+                    case BYTEARRAY:
+                    case WORDARRAY:
+                    case LONGARRAY:
+                    case SWORDARRAY:
+                    case SLONGARRAY:
+                    case FLOATARRAY:
+                        break;
+                    case DOUBLEARRAY:
 #ifdef __NEED_DOUBLE_ALIGN
-			nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
+                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
 #endif
-			break;
-		    case LONGLONGARRAY:
-		    case SLONGLONGARRAY:
+                        break;
+                    case LONGLONGARRAY:
+                    case SLONGLONGARRAY:
 #ifdef __NEED_LONGLONG_ALIGN
-			nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
+                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
 #endif
-			break;
-		    default:
-			goto bad;
-		}
-		extPtr = (char *)0;
-		objSize = __Size(anObject) - nInstBytes;
-	    }
-	    if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
-		_buffered = (__INST(buffered) == true);
-		if (_buffered) {
-		    __READING__(f);
-		}
-
-		if (extPtr) {
-		    __READBYTES__(ret, f, extPtr+offs, cnt, _buffered, __INST(handleType));
-		} else {
-		    /*
-		     * on interrupt, anObject may be moved to another location.
-		     * So we pass anObject, and the offset to the __READBYTES_OBJ__ macro.
-		     */
-		    offs += nInstBytes;
-		    __READBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered, __INST(handleType));
-		}
-
-		if (ret > 0) {
-		    if (__isSmallInteger(__INST(position))) {
-			INT np = __intVal(__INST(position)) + ret;
-			OBJ t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		    } else {
-			__INST(position) = nil; /* i.e. do not know */
-		    }
-		    RETURN (__mkSmallInteger(ret));
-		}
-		if (ret == 0) {
-		    __INST(hitEOF) = true;
-		} else /* ret < 0 */ {
-		    __INST(position) = nil;
-		    error = __mkSmallInteger(__threadErrno);
-		}
-	    }
-	}
+                        break;
+                    default:
+                        goto bad;
+                }
+                extPtr = (char *)0;
+                objSize = __Size(anObject) - nInstBytes;
+            }
+            if ((offs >= 0) && (cnt >= 0) && (objSize >= (cnt + offs))) {
+                _buffered = (__INST(buffered) == true);
+                if (_buffered) {
+                    __READING__(f);
+                }
+
+                if (extPtr) {
+                    __READBYTES__(ret, f, extPtr+offs, cnt, _buffered, __INST(handleType));
+                } else {
+                    /*
+                     * on interrupt, anObject may be moved to another location.
+                     * So we pass anObject, and the offset to the __READBYTES_OBJ__ macro.
+                     */
+                    offs += nInstBytes;
+                    __READBYTES_OBJ__(ret, f, anObject, offs, cnt, _buffered, __INST(handleType));
+                }
+
+                if (ret > 0) {
+                    if (__isSmallInteger(__INST(position))) {
+                        INT np = __intVal(__INST(position)) + ret;
+                        OBJ t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                    } else {
+                        __INST(position) = nil; /* i.e. do not know */
+                    }
+                    RETURN (__mkSmallInteger(ret));
+                }
+                if (ret == 0) {
+                    __INST(hitEOF) = true;
+                } else /* ret < 0 */ {
+                    __INST(position) = nil;
+                    error = __mkSmallInteger(__threadErrno);
+                }
+            }
+        }
     }
 bad: ;
 %}.
     hitEOF ifTrue:[^ 0].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error
+        lastErrorNumber := error.
+        ^ self readError:error
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
@@ -4002,56 +4002,56 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    FILEPOINTER f;
-	    int ret, _buffered;
-	    short value;
-	    union {
-		unsigned char buffer[2];
-		short shortVal;
-	    } u;
-
-	    f = __FILEVal(fp);
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTES__(ret, f, u.buffer, 2, _buffered, __INST(handleType));
-
-	    if (ret == 2) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 2;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		if (msbFlag == true) {
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            FILEPOINTER f;
+            int ret, _buffered;
+            short value;
+            union {
+                unsigned char buffer[2];
+                short shortVal;
+            } u;
+
+            f = __FILEVal(fp);
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTES__(ret, f, u.buffer, 2, _buffered, __INST(handleType));
+
+            if (ret == 2) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 2;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                if (msbFlag == true) {
 #if defined(__MSBFIRST__)
-		    value = u.shortVal;
+                    value = u.shortVal;
 #else
-		    value = ((u.buffer[0] & 0xFF) << 8) | (u.buffer[1] & 0xFF);
+                    value = ((u.buffer[0] & 0xFF) << 8) | (u.buffer[1] & 0xFF);
 #endif
-		} else {
+                } else {
 #if defined(__LSBFIRST__)
-		    value = u.shortVal;
+                    value = u.shortVal;
 #else
-		    value = ((u.buffer[1] & 0xFF) << 8) | (u.buffer[0] & 0xFF);
+                    value = ((u.buffer[1] & 0xFF) << 8) | (u.buffer[0] & 0xFF);
 #endif
-		}
-		RETURN (__mkSmallInteger(value));
-	    }
-
-	    if (ret < 0) {
-		__INST(position) = nil; /* i.e. do not know */
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+                }
+                RETURN (__mkSmallInteger(value));
+            }
+
+            if (ret < 0) {
+                __INST(position) = nil; /* i.e. do not know */
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
@@ -4079,66 +4079,66 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    FILEPOINTER f;
-	    int ret, _buffered;
-	    int value;
-	    union {
-		unsigned char buffer[4];
-		int intVal;
-	    } u;
-
-	    f = __FILEVal(fp);
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTES__(ret, f, u.buffer, 4, _buffered, __INST(handleType));
-
-	    if (ret == 4) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 4;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		if (msbFlag == true) {
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            FILEPOINTER f;
+            int ret, _buffered;
+            int value;
+            union {
+                unsigned char buffer[4];
+                int intVal;
+            } u;
+
+            f = __FILEVal(fp);
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTES__(ret, f, u.buffer, 4, _buffered, __INST(handleType));
+
+            if (ret == 4) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 4;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                if (msbFlag == true) {
 #if defined(__MSBFIRST__)
-		    value = u.intVal;
+                    value = u.intVal;
 #else
-		    value = (u.buffer[0] & 0xFF);
-		    value = (value << 8) | (u.buffer[1] & 0xFF);
-		    value = (value << 8) | (u.buffer[2] & 0xFF);
-		    value = (value << 8) | (u.buffer[3] & 0xFF);
+                    value = (u.buffer[0] & 0xFF);
+                    value = (value << 8) | (u.buffer[1] & 0xFF);
+                    value = (value << 8) | (u.buffer[2] & 0xFF);
+                    value = (value << 8) | (u.buffer[3] & 0xFF);
 #endif
-		} else {
+                } else {
 #if defined(__LSBFIRST__)
-		    value = u.intVal;
+                    value = u.intVal;
 #else
-		    value = (u.buffer[3] & 0xFF);
-		    value = (value << 8) | (u.buffer[2] & 0xFF);
-		    value = (value << 8) | (u.buffer[1] & 0xFF);
-		    value = (value << 8) | (u.buffer[0] & 0xFF);
+                    value = (u.buffer[3] & 0xFF);
+                    value = (value << 8) | (u.buffer[2] & 0xFF);
+                    value = (value << 8) | (u.buffer[1] & 0xFF);
+                    value = (value << 8) | (u.buffer[0] & 0xFF);
 #endif
-		}
+                }
 #if __POINTER_SIZE__ == 8
-		RETURN ( __mkSmallInteger(value));
+                RETURN ( __mkSmallInteger(value));
 #else
-		RETURN ( __MKINT(value) );
+                RETURN ( __MKINT(value) );
 #endif
-	    }
-
-	    if (ret < 0) {
-		__INST(position) = nil;
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+            }
+
+            if (ret < 0) {
+                __INST(position) = nil;
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
@@ -4165,56 +4165,56 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    FILEPOINTER f;
-	    int ret, _buffered;
-	    unsigned int value;
-	    union {
-		unsigned char buffer[2];
-		unsigned short shortVal;
-	    } u;
-
-	    f = __FILEVal(fp);
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTES__(ret, f, u.buffer, 2, _buffered, __INST(handleType));
-
-	    if (ret == 2) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 2;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		if (msbFlag == true) {
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            FILEPOINTER f;
+            int ret, _buffered;
+            unsigned int value;
+            union {
+                unsigned char buffer[2];
+                unsigned short shortVal;
+            } u;
+
+            f = __FILEVal(fp);
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTES__(ret, f, u.buffer, 2, _buffered, __INST(handleType));
+
+            if (ret == 2) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 2;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                if (msbFlag == true) {
 #if defined(__MSBFIRST__)
-		    value = u.shortVal;
+                    value = u.shortVal;
 #else
-		    value = (u.buffer[0] << 8) | u.buffer[1];
+                    value = (u.buffer[0] << 8) | u.buffer[1];
 #endif
-		} else {
+                } else {
 #if defined(__LSBFIRST__)
-		    value = u.shortVal;
+                    value = u.shortVal;
 #else
-		    value = (u.buffer[1] << 8) | u.buffer[0];
+                    value = (u.buffer[1] << 8) | u.buffer[0];
 #endif
-		}
-		RETURN (__mkSmallInteger(value));
-	    }
-
-	    if (ret < 0) {
-		__INST(position) = nil; /* i.e. do not know */
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+                }
+                RETURN (__mkSmallInteger(value));
+            }
+
+            if (ret < 0) {
+                __INST(position) = nil; /* i.e. do not know */
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
@@ -4242,70 +4242,70 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    FILEPOINTER f;
-	    int ret, _buffered;
-	    unsigned INT value;
-	    union {
-		unsigned char buffer[4];
-		unsigned int intVal;
-	    } u;
-
-	    f = __FILEVal(fp);
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTES__(ret, f, u.buffer, 4, _buffered, __INST(handleType));
-
-	    if (ret == 4) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 4;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		if (msbFlag == true) {
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            FILEPOINTER f;
+            int ret, _buffered;
+            unsigned INT value;
+            union {
+                unsigned char buffer[4];
+                unsigned int intVal;
+            } u;
+
+            f = __FILEVal(fp);
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTES__(ret, f, u.buffer, 4, _buffered, __INST(handleType));
+
+            if (ret == 4) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 4;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                if (msbFlag == true) {
 #if defined(__MSBFIRST__)
-		    value = u.intVal;
+                    value = u.intVal;
 #else
-		    value = u.buffer[0];
-		    value = (value << 8) | u.buffer[1];
-		    value = (value << 8) | u.buffer[2];
-		    value = (value << 8) | u.buffer[3];
+                    value = u.buffer[0];
+                    value = (value << 8) | u.buffer[1];
+                    value = (value << 8) | u.buffer[2];
+                    value = (value << 8) | u.buffer[3];
 #endif
-		} else {
+                } else {
 #if defined(__LSBFIRST__)
-		    value = u.intVal;
+                    value = u.intVal;
 #else
-		    value = u.buffer[3];
-		    value = (value << 8) | u.buffer[2];
-		    value = (value << 8) | u.buffer[1];
-		    value = (value << 8) | u.buffer[0];
+                    value = u.buffer[3];
+                    value = (value << 8) | u.buffer[2];
+                    value = (value << 8) | u.buffer[1];
+                    value = (value << 8) | u.buffer[0];
 #endif
-		}
+                }
 #if __POINTER_SIZE__ == 8
-		value &= 0xFFFFFFFF;
-		RETURN (__mkSmallInteger(value));
+                value &= 0xFFFFFFFF;
+                RETURN (__mkSmallInteger(value));
 #else
-		if (value <= _MAX_INT) {
-		    RETURN (__mkSmallInteger(value));
-		}
-		RETURN (__MKULARGEINT(value) );
+                if (value <= _MAX_INT) {
+                    RETURN (__mkSmallInteger(value));
+                }
+                RETURN (__MKULARGEINT(value) );
 #endif
-	    }
-
-	    if (ret < 0) {
-		__INST(position) = nil; /* i.e. do not know */
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+            }
+
+            if (ret < 0) {
+                __INST(position) = nil; /* i.e. do not know */
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
@@ -4318,15 +4318,15 @@
 nextWord
     <resource: #obsolete>
     "in text-mode:
-	 read the alphaNumeric next word (i.e. up to non letter-or-digit).
-	 return a string containing those characters.
+         read the alphaNumeric next word (i.e. up to non letter-or-digit).
+         return a string containing those characters.
      in binary-mode:
-	 read two bytes (msb-first) and return the value as a 16-bit
-	 unsigned Integer (for compatibility with other smalltalks)"
+         read two bytes (msb-first) and return the value as a 16-bit
+         unsigned Integer (for compatibility with other smalltalks)"
 
     binary ifTrue:[
-	self obsoleteMethodWarning:'use #nextUnsignedInt16MSB:true'.
-	^ self nextUnsignedInt16MSB:true
+        self obsoleteMethodWarning:'use #nextUnsignedInt16MSB:true'.
+        ^ self nextUnsignedInt16MSB:true
     ].
     self obsoleteMethodWarning:'use #nextAlphaNumericWord'.
     ^ self nextAlphaNumericWord
@@ -4349,43 +4349,43 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	 && __isSmallInteger(aByteValue)
-
-	) {
-	    int _buffered = (__INST(buffered) == true);
-	    FILEPOINTER f = __FILEVal(fp);
-	    char c = __intVal(aByteValue);
-	    int cnt;
-
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+         && __isSmallInteger(aByteValue)
+
+        ) {
+            int _buffered = (__INST(buffered) == true);
+            FILEPOINTER f = __FILEVal(fp);
+            char c = __intVal(aByteValue);
+            int cnt;
+
+            if (_buffered) {
+                __WRITING__(f)
+            }
 #ifdef __win32__
-	    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-		cnt = __win32_fwrite(&c, 1, 1, f);
-	    } else
+            if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                cnt = __win32_fwrite(&c, 1, 1, f);
+            } else
 #endif
-	    {
-		__WRITEBYTE__(cnt, f, &c, _buffered, __INST(handleType));
-	    }
-	    if (cnt == 1) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 1;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN (self);
-	    }
-	    if (cnt < 0) {
-		__INST(position) = nil; /* i.e. do not know */
-	    }
-	    error = __mkSmallInteger(__threadErrno);
-	}
+            {
+                __WRITEBYTE__(cnt, f, &c, _buffered, __INST(handleType));
+            }
+            if (cnt == 1) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 1;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN (self);
+            }
+            if (cnt < 0) {
+                __INST(position) = nil; /* i.e. do not know */
+            }
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 %}.
     handle isNil ifTrue:[self errorNotOpen. ^ self].
@@ -4406,8 +4406,8 @@
 %{
     int num;
     union {
-	char bytes[2];
-	short shortVal;
+        char bytes[2];
+        short shortVal;
     } u;
     OBJ fp;
 
@@ -4417,62 +4417,62 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	) {
-	    FILEPOINTER f = __FILEVal(fp);
-	    int _buffered = (__INST(buffered) == true);
-	    int cnt;
-
-	    if (__isSmallInteger(anIntegerOrCharacter)) {
-		num = __intVal(anIntegerOrCharacter);
-	    } else if (__isCharacter(anIntegerOrCharacter)) {
-		num = __smallIntegerVal(__characterVal(anIntegerOrCharacter));
-	    } else
-		goto out;
-
-	    if (msbFlag == true) {
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+        ) {
+            FILEPOINTER f = __FILEVal(fp);
+            int _buffered = (__INST(buffered) == true);
+            int cnt;
+
+            if (__isSmallInteger(anIntegerOrCharacter)) {
+                num = __intVal(anIntegerOrCharacter);
+            } else if (__isCharacter(anIntegerOrCharacter)) {
+                num = __smallIntegerVal(__characterVal(anIntegerOrCharacter));
+            } else
+                goto out;
+
+            if (msbFlag == true) {
 #if defined(__MSBFIRST__)
-		u.shortVal = num;
+                u.shortVal = num;
 #else
-		u.bytes[0] = (num >> 8) & 0xFF;
-		u.bytes[1] = num & 0xFF;
+                u.bytes[0] = (num >> 8) & 0xFF;
+                u.bytes[1] = num & 0xFF;
 #endif
-	    } else {
+            } else {
 #if defined(__LSBFIRST__)
-		u.shortVal = num;
+                u.shortVal = num;
 #else
-		u.bytes[1] = (num >> 8) & 0xFF;
-		u.bytes[0] = num & 0xFF;
+                u.bytes[1] = (num >> 8) & 0xFF;
+                u.bytes[0] = num & 0xFF;
 #endif
-	    }
-
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
-	    __WRITEBYTES__(cnt, f, u.bytes, 2, _buffered, __INST(handleType));
-
-	    if (cnt == 2) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 2;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN ( self );
-	    }
-	    __INST(position) = nil; /* i.e. do not know */
-	    error = __mkSmallInteger(__threadErrno);
-	}
+            }
+
+            if (_buffered) {
+                __WRITING__(f)
+            }
+            __WRITEBYTES__(cnt, f, u.bytes, 2, _buffered, __INST(handleType));
+
+            if (cnt == 2) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 2;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN ( self );
+            }
+            __INST(position) = nil; /* i.e. do not know */
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 out:;
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ self
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ self
     ].
     handle isNil ifTrue:[self errorNotOpen. ^ self].
     (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
@@ -4506,8 +4506,8 @@
 %{
     int num;
     union {
-	char bytes[2];
-	short shortVal;
+        char bytes[2];
+        short shortVal;
     } u;
     OBJ fp;
 
@@ -4517,41 +4517,41 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	) {
-	    FILEPOINTER f = __FILEVal(fp);
-	    int _buffered = (__INST(buffered) == true);
-	    int cnt;
-
-	    if (__isSmallInteger(anIntegerOrCharacter)) {
-		num = __intVal(anIntegerOrCharacter);
-	    } else if (__isCharacter(anIntegerOrCharacter)) {
-		num = __smallIntegerVal(__characterVal(anIntegerOrCharacter));
-	    } else
-		goto out;
-
-	    u.shortVal = num;
-
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
-	    __WRITEBYTES__(cnt, f, u.bytes, 2, _buffered, __INST(handleType));
-
-	    if (cnt == 2) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 2;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN ( self );
-	    }
-	    __INST(position) = nil; /* i.e. do not know */
-	    error = __mkSmallInteger(__threadErrno);
-	}
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+        ) {
+            FILEPOINTER f = __FILEVal(fp);
+            int _buffered = (__INST(buffered) == true);
+            int cnt;
+
+            if (__isSmallInteger(anIntegerOrCharacter)) {
+                num = __intVal(anIntegerOrCharacter);
+            } else if (__isCharacter(anIntegerOrCharacter)) {
+                num = __smallIntegerVal(__characterVal(anIntegerOrCharacter));
+            } else
+                goto out;
+
+            u.shortVal = num;
+
+            if (_buffered) {
+                __WRITING__(f)
+            }
+            __WRITEBYTES__(cnt, f, u.bytes, 2, _buffered, __INST(handleType));
+
+            if (cnt == 2) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 2;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN ( self );
+            }
+            __INST(position) = nil; /* i.e. do not know */
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 out:;
 %}.
@@ -4573,29 +4573,29 @@
 %{
     int num;
     union {
-	char bytes[4];
-	int intVal;
+        char bytes[4];
+        int intVal;
     } u;
     OBJ fp;
 
     __INST(lastErrorNumber) = nil;
     if (__isSmallInteger(aNumber)) {
-	num = __intVal(aNumber);
+        num = __intVal(aNumber);
     } else {
 #if __POINTER_SIZE__ == 8
-	// always more than 4-bytes
-	goto badArg;
+        // always more than 4-bytes
+        goto badArg;
 #else
-	num = __longIntVal(aNumber);
-	if (num == 0) {
-	    num = __signedLongIntVal(aNumber);
-	    if (num == 0) {
-		/* bad arg or out-of-range integer
-		 * (handled by the fallBack code)
-		 */
-		goto badArg;
-	    }
-	}
+        num = __longIntVal(aNumber);
+        if (num == 0) {
+            num = __signedLongIntVal(aNumber);
+            if (num == 0) {
+                /* bad arg or out-of-range integer
+                 * (handled by the fallBack code)
+                 */
+                goto badArg;
+            }
+        }
 #endif
     }
 
@@ -4604,65 +4604,65 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	) {
-	    int _buffered = (__INST(buffered) == true);
-	    FILEPOINTER f = __FILEVal(fp);
-	    int cnt;
-
-	    if (msbFlag == true) {
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+        ) {
+            int _buffered = (__INST(buffered) == true);
+            FILEPOINTER f = __FILEVal(fp);
+            int cnt;
+
+            if (msbFlag == true) {
 #if defined(__MSBFIRST__)
-		u.intVal = num;
+                u.intVal = num;
 #else
-		u.bytes[0] = (num >> 24) & 0xFF;
-		u.bytes[1] = (num >> 16) & 0xFF;
-		u.bytes[2] = (num >> 8) & 0xFF;
-		u.bytes[3] = num & 0xFF;
+                u.bytes[0] = (num >> 24) & 0xFF;
+                u.bytes[1] = (num >> 16) & 0xFF;
+                u.bytes[2] = (num >> 8) & 0xFF;
+                u.bytes[3] = num & 0xFF;
 #endif
-	    } else {
+            } else {
 #if defined(__LSBFIRST__)
-		u.intVal = num;
+                u.intVal = num;
 #else
-		u.bytes[3] = (num >> 24) & 0xFF;
-		u.bytes[2] = (num >> 16) & 0xFF;
-		u.bytes[1] = (num >> 8) & 0xFF;
-		u.bytes[0] = num & 0xFF;
+                u.bytes[3] = (num >> 24) & 0xFF;
+                u.bytes[2] = (num >> 16) & 0xFF;
+                u.bytes[1] = (num >> 8) & 0xFF;
+                u.bytes[0] = num & 0xFF;
 #endif
-	    }
-
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
-	    __WRITEBYTES__(cnt, f, u.bytes, 4, _buffered, __INST(handleType));
-
-	    if (cnt == 4) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 4;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN ( self );
-	    }
-	    __INST(position) = nil; /* i.e. do not know */
-	    error = __mkSmallInteger(__threadErrno);
-	}
+            }
+
+            if (_buffered) {
+                __WRITING__(f)
+            }
+            __WRITEBYTES__(cnt, f, u.bytes, 4, _buffered, __INST(handleType));
+
+            if (cnt == 4) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 4;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN ( self );
+            }
+            __INST(position) = nil; /* i.e. do not know */
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 badArg: ;
 %}.
     handle isNil ifTrue:[self errorNotOpen. ^ self].
     (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ self
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ self
     ].
 
     aNumber isInteger ifTrue:[
-	^ super nextPutInt32:aNumber MSB:msbFlag
+        ^ super nextPutInt32:aNumber MSB:msbFlag
     ].
     self argumentMustBeInteger
 
@@ -4690,37 +4690,37 @@
      (i.e. both signed and unsigned int32 values can be written.
      Works in both binary and text modes.
      Notice: this message should not be sent explicitly by ANY program.
-	     the following implementation replaces the code of either nextPutInt32MSB or LSB
-	     dynamically (see #initialize on the class side)"
+             the following implementation replaces the code of either nextPutInt32MSB or LSB
+             dynamically (see #initialize on the class side)"
 
     |error|
 
 %{
     int num;
     union {
-	char bytes[4];
-	int intVal;
+        char bytes[4];
+        int intVal;
     } u;
     OBJ fp;
 
     __INST(lastErrorNumber) = nil;
     if (__isSmallInteger(anInteger)) {
-	num = __intVal(anInteger);
+        num = __intVal(anInteger);
     } else {
 #if __POINTER_SIZE__ == 8
-	// always more than 4-bytes
-	goto badArg;
+        // always more than 4-bytes
+        goto badArg;
 #else
-	num = __longIntVal(anInteger);
-	if (num == 0) {
-	    num = __signedLongIntVal(anInteger);
-	    if (num == 0) {
-		/* bad arg or out-of-range integer
-		 * (handled by the fallBack code)
-		 */
-		goto badArg;
-	    }
-	}
+        num = __longIntVal(anInteger);
+        if (num == 0) {
+            num = __signedLongIntVal(anInteger);
+            if (num == 0) {
+                /* bad arg or out-of-range integer
+                 * (handled by the fallBack code)
+                 */
+                goto badArg;
+            }
+        }
 #endif
     }
 
@@ -4729,33 +4729,33 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	) {
-	    int _buffered = (__INST(buffered) == true);
-	    FILEPOINTER f = __FILEVal(fp);
-	    int cnt;
-
-	    u.intVal = num;
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
-	    __WRITEBYTES__(cnt, f, u.bytes, 4, _buffered, __INST(handleType));
-
-	    if (cnt == 4) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + 4;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN ( self );
-	    }
-	    __INST(position) = nil; /* i.e. do not know */
-	    error = __mkSmallInteger(__threadErrno);
-	}
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+        ) {
+            int _buffered = (__INST(buffered) == true);
+            FILEPOINTER f = __FILEVal(fp);
+            int cnt;
+
+            u.intVal = num;
+            if (_buffered) {
+                __WRITING__(f)
+            }
+            __WRITEBYTES__(cnt, f, u.bytes, 4, _buffered, __INST(handleType));
+
+            if (cnt == 4) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + 4;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN ( self );
+            }
+            __INST(position) = nil; /* i.e. do not know */
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 badArg: ;
 %}.
@@ -4771,13 +4771,13 @@
     self nextPutUtf16Bytes:aCharacter MSB:true
 
     "
-	(FileStream newTemporary
-	    nextPutUtf16:$B;
-	    nextPutUtf16:$Ă„;
-	    nextPutUtf16:(Character codePoint:16r10CCCC);
-	    reset;
-	    binary;
-	    contents)
+        (FileStream newTemporary
+            nextPutUtf16:$B;
+            nextPutUtf16:$Ă„;
+            nextPutUtf16:(Character codePoint:16r10CCCC);
+            reset;
+            binary;
+            contents)
     "
 !
 
@@ -4802,8 +4802,8 @@
 
 printOn:aStream
     aStream
-	nextPutAll:self className;
-	nextPut:$(.
+        nextPutAll:self className;
+        nextPut:$(.
     handleType printOn:aStream.
     aStream nextPutAll:':('.
     handle printOn:aStream.
@@ -4960,54 +4960,54 @@
 
     if (__isStringLike(openmode)) {
 #ifdef __win32__
-	__stxWrapApiEnterCritical();
+        __stxWrapApiEnterCritical();
 #endif
-	if (__isSmallInteger(aFileDescriptor)) {
-	    fd = __intVal(aFileDescriptor);
-	}
+        if (__isSmallInteger(aFileDescriptor)) {
+            fd = __intVal(aFileDescriptor);
+        }
 #ifdef __win32__
-	else if (__isExternalAddressLike(aFileDescriptor)) {
-	    fd = _open_osfhandle((long)__externalAddressVal(aFileDescriptor), O_BINARY);
-	    if (fd < 0) {
-		if (__threadErrno == 0) {
-		    // no more file descriptors
-		    __threadErrno = EMFILE;
-		}
-		error = __mkSmallInteger(__threadErrno);
-		__stxWrapApiLeaveCritical();
-		goto out;
-	    }
-	}
+        else if (__isExternalAddressLike(aFileDescriptor)) {
+            fd = _open_osfhandle((long)__externalAddressVal(aFileDescriptor), O_BINARY);
+            if (fd < 0) {
+                if (__threadErrno == 0) {
+                    // no more file descriptors
+                    __threadErrno = EMFILE;
+                }
+                error = __mkSmallInteger(__threadErrno);
+                __stxWrapApiLeaveCritical();
+                goto out;
+            }
+        }
 #endif
-	f = (FILEPOINTER) fdopen(fd, (char *)__stringVal(openmode));
+        f = (FILEPOINTER) fdopen(fd, (char *)__stringVal(openmode));
 #ifdef __win32__
-	__stxWrapApiLeaveCritical();
+        __stxWrapApiLeaveCritical();
 #endif
-	if (f == NULL) {
-	    error =__mkSmallInteger(__threadErrno);
-	} else {
-	    if (@global(FileOpenTrace) == true) {
-		fprintf(stderr, "fdopen [ExternalStream] %"_ld_" (%"_lx_") -> %"_lx_"\n", (INT)fd, (INT)fd, (INT)f);
-	    }
-
-	    fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
-	}
+        if (f == NULL) {
+            error =__mkSmallInteger(__threadErrno);
+        } else {
+            if (@global(FileOpenTrace) == true) {
+                fprintf(stderr, "fdopen [ExternalStream] %"_ld_" (%"_lx_") -> %"_lx_"\n", (INT)fd, (INT)fd, (INT)f);
+            }
+
+            fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
+        }
     }
 out:;
 %}.
     error notNil ifTrue:[
-	"
-	 the open failed for some reason ...
-	"
-	OperatingSystem closeFd:aFileDescriptor.
-	lastErrorNumber := error.
-	position := nil.
-	^ self openError:error
+        "
+         the open failed for some reason ...
+        "
+        OperatingSystem closeFd:aFileDescriptor.
+        lastErrorNumber := error.
+        position := nil.
+        ^ self openError:error
     ].
 
     position := 0.
     buffered isNil ifTrue:[
-	buffered := true.       "default is buffered"
+        buffered := true.       "default is buffered"
     ].
     handleType := handleTypeSymbol.
     self registerForFinalization.
@@ -5020,7 +5020,7 @@
 
     fd := self fileHandle.
     fd isNil ifTrue:[
-	^ self errorNotOpen.
+        ^ self errorNotOpen.
     ].
     dupFd := OperatingSystem dup:fd.
     self setFileHandle:dupFd mode:self fopenMode.
@@ -5031,16 +5031,16 @@
     Only used internally"
 
    mode == #readonly ifTrue:[
-	^ ReadMode
+        ^ ReadMode
    ].
    mode == #writeonly ifTrue:[
-	^ WriteMode
+        ^ WriteMode
    ].
    mode == #readWrite ifTrue:[
-	^ ReadWriteMode
+        ^ ReadWriteMode
    ].
    mode == #append ifTrue:[
-	^ AppendMode
+        ^ AppendMode
    ].
    ^ ReadWriteMode
 !
@@ -5061,42 +5061,42 @@
 # if 1
        f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
 # else
-	__BEGIN_INTERRUPTABLE__
-	do {
-	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
-	} while ((f == NULL) && (__threadErrno == EINTR));
-	__END_INTERRUPTABLE__
+        __BEGIN_INTERRUPTABLE__
+        do {
+            f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
+        } while ((f == NULL) && (__threadErrno == EINTR));
+        __END_INTERRUPTABLE__
 # endif
 #else /* UNIX */
-	__BEGIN_INTERRUPTABLE__
-	do {
-	    f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
-	} while ((f == NULL) && (__threadErrno == EINTR));
-	__END_INTERRUPTABLE__
+        __BEGIN_INTERRUPTABLE__
+        do {
+            f = fopen((char *) __stringVal(aPath), (char *) __stringVal(openModeString));
+        } while ((f == NULL) && (__threadErrno == EINTR));
+        __END_INTERRUPTABLE__
 #endif /* UNIX */
-	if (f == NULL) {
-	    error = __mkSmallInteger(__threadErrno);
-	} else {
-	    if (@global(FileOpenTrace) == true) {
-		fprintf(stderr, "fopen %s [ExternalStream] -> %"_lx_"\n", __stringVal(aPath), (INT)f);
-	    }
-	    fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
-	    __INST(handleType) = @symbol(filePointer);
-	    ok = true;
-	}
+        if (f == NULL) {
+            error = __mkSmallInteger(__threadErrno);
+        } else {
+            if (@global(FileOpenTrace) == true) {
+                fprintf(stderr, "fopen %s [ExternalStream] -> %"_lx_"\n", __stringVal(aPath), (INT)f);
+            }
+            fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
+            __INST(handleType) = @symbol(filePointer);
+            ok = true;
+        }
     }
 %}.
     ok ifTrue:[
-	position := 0.
-	self registerForFinalization.
-	^ self.
+        position := 0.
+        self registerForFinalization.
+        ^ self.
     ].
     error notNil ifTrue:[
-	"
-	 the open failed for some reason ...
-	"
-	lastErrorNumber := error.
-	self openError:error.
+        "
+         the open failed for some reason ...
+        "
+        lastErrorNumber := error.
+        self openError:error.
     ].
     self primitiveFailed.
 !
@@ -5143,39 +5143,39 @@
     int fd;
 
     if (!__isStringLike(openMode))
-	goto err;
+        goto err;
 
 #ifdef __win32__
     __stxWrapApiEnterCritical();
     if (__isExternalAddressLike(anIntegerOrExternalAddress) ) {
-	HANDLE __fileHandle = (HANDLE)__externalAddressVal(anIntegerOrExternalAddress);
-	fd = _open_osfhandle((long)__fileHandle, O_BINARY);      /* should we handle readonly, append or text mode? */
-	if (fd < 0) {
-	    __stxWrapApiLeaveCritical();
-	    CloseHandle(__fileHandle);
-	    goto err;
-	}
+        HANDLE __fileHandle = (HANDLE)__externalAddressVal(anIntegerOrExternalAddress);
+        fd = _open_osfhandle((long)__fileHandle, O_BINARY);      /* should we handle readonly, append or text mode? */
+        if (fd < 0) {
+            __stxWrapApiLeaveCritical();
+            CloseHandle(__fileHandle);
+            goto err;
+        }
     } else
 #endif
     if (__isSmallInteger(anIntegerOrExternalAddress)) {
-	fd = __smallIntegerVal(anIntegerOrExternalAddress);
+        fd = __smallIntegerVal(anIntegerOrExternalAddress);
     } else {
 #ifdef __win32__
-	__stxWrapApiLeaveCritical();
+        __stxWrapApiLeaveCritical();
 #endif
-	goto err;
+        goto err;
     }
     f = fdopen(fd, __stringVal(openMode));
 #ifdef __win32__
     __stxWrapApiLeaveCritical();
 #endif
     if (f != NULL) {
-	if (@global(FileOpenTrace) == true) {
-	    fprintf(stderr, "fdopen [ExternalStream] %d -> %"_lx_"\n", fd, (INT)f);
-	}
-	fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
-	__INST(handleType) = @symbol(filePointer);
-	RETURN (self);
+        if (@global(FileOpenTrace) == true) {
+            fprintf(stderr, "fdopen [ExternalStream] %d -> %"_lx_"\n", fd, (INT)f);
+        }
+        fp = __MKFILEPOINTER(f); __INST(handle) = fp; __STORE(self, fp);
+        __INST(handleType) = @symbol(filePointer);
+        RETURN (self);
     }
 err:;
 %}.
@@ -5221,26 +5221,26 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    f = __FILEVal(fp);
-
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
-
-	    if (ret > 0) {
-		RETURN(nil)
-	    }
-	    if (ret < 0) {
-		RETURN(__mkSmallInteger(__threadErrno));
-	    } else /* ret == 0 */ {
-		RETURN(__mkSmallInteger(0)); /* EOF */
-	    }
-	}
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            f = __FILEVal(fp);
+
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
+
+            if (ret > 0) {
+                RETURN(nil)
+            }
+            if (ret < 0) {
+                RETURN(__mkSmallInteger(__threadErrno));
+            } else /* ret == 0 */ {
+                RETURN(__mkSmallInteger(0)); /* EOF */
+            }
+        }
     }
 %}.
 !
@@ -5264,18 +5264,18 @@
     STObject handle = self.instVarAt(I_handle);
 
     if (handle != STObject.Nil) {
-	STObject next;
-
-	if (self.instVarAt(I_binary) == STObject.True) {
-	    next = handle.nextByte();
-	} else {
-	    next = handle.nextChar();
-	}
-	if (next != STObject.EOF) {
-	    self.instVarAt_put(I_position, STObject.Nil);
-	    return __c__._RETURN( next );
-	}
-	self.instVarAt_put(I_hitEOF, STObject.True);
+        STObject next;
+
+        if (self.instVarAt(I_binary) == STObject.True) {
+            next = handle.nextByte();
+        } else {
+            next = handle.nextChar();
+        }
+        if (next != STObject.EOF) {
+            self.instVarAt_put(I_position, STObject.Nil);
+            return __c__._RETURN( next );
+        }
+        self.instVarAt_put(I_hitEOF, STObject.True);
     }
 #else
     FILEPOINTER f;
@@ -5289,63 +5289,63 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    f = __FILEVal(fp);
-
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
-
-	    if (ret > 0) {
-		pos = __INST(position);
-		if (__isSmallInteger(pos)) {
-		    OBJ t;
-
-		    t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		if (__INST(binary) == true) {
-		    RETURN ( __mkSmallInteger(ch) );
-		}
-		RETURN ( __MKCHARACTER(ch) );
-	    }
-
-	    __INST(position) = nil;
-	    if (ret < 0) {
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            f = __FILEVal(fp);
+
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
+
+            if (ret > 0) {
+                pos = __INST(position);
+                if (__isSmallInteger(pos)) {
+                    OBJ t;
+
+                    t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                if (__INST(binary) == true) {
+                    RETURN ( __mkSmallInteger(ch) );
+                }
+                RETURN ( __MKCHARACTER(ch) );
+            }
+
+            __INST(position) = nil;
+            if (ret < 0) {
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 #endif /* not SCHTEAM */
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error
+        lastErrorNumber := error.
+        ^ self readError:error
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
 
     readAhead notNil ifTrue:[
-	c := readAhead.
-	readAhead := nil.
-	^ c.
+        c := readAhead.
+        readAhead := nil.
+        ^ c.
     ].
 
     "unknown handleType - future"
     c := self nextByteFromFile:handle.
     c isNil ifTrue:[
-	^ self pastEndRead.
+        ^ self pastEndRead.
     ].
     binary ifTrue:[
-	^ c
+        ^ c
     ].
     ^ Character value:c
 !
@@ -5360,9 +5360,9 @@
     nRead := self nextBytes:count into:coll startingAt:1.
 
     nRead ~~ count ifTrue:[
-	"/ for readStream protocol compatibility,
-	"/ we must raise an exception here.
-	^ self pastEndRead
+        "/ for readStream protocol compatibility,
+        "/ we must raise an exception here.
+        ^ self pastEndRead
     ].
     ^ coll
 
@@ -5388,62 +5388,62 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    f = __FILEVal(fp);
-
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
-
-	    if (ret > 0) {
-		pos = __INST(position);
-		if (__isSmallInteger(pos)) {
-		    OBJ t;
-
-		    t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		if (__INST(binary) == true) {
-		    RETURN ( __mkSmallInteger(ch) );
-		}
-		RETURN ( __MKCHARACTER(ch) );
-	    }
-
-	    __INST(position) = nil;
-	    if (ret < 0) {
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            f = __FILEVal(fp);
+
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTE__(ret, f, &ch, _buffered, __INST(handleType));
+
+            if (ret > 0) {
+                pos = __INST(position);
+                if (__isSmallInteger(pos)) {
+                    OBJ t;
+
+                    t = __MKINT(__intVal(pos) + 1); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                if (__INST(binary) == true) {
+                    RETURN ( __mkSmallInteger(ch) );
+                }
+                RETURN ( __MKCHARACTER(ch) );
+            }
+
+            __INST(position) = nil;
+            if (ret < 0) {
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ nil].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error.
+        lastErrorNumber := error.
+        ^ self readError:error.
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
 
     readAhead notNil ifTrue:[
-	c := readAhead.
-	readAhead := nil.
-	^ c.
+        c := readAhead.
+        readAhead := nil.
+        ^ c.
     ].
 
     "unknown handleType - future"
     c := self nextByteFromFile:handle.
     c isNil ifTrue:[
-	^ nil.
+        ^ nil.
     ].
     binary == true ifTrue:[
-	^ c
+        ^ c
     ].
     ^ Character value:c
 !
@@ -5463,11 +5463,11 @@
     OBJ ra;
 
     if ((ra = __INST(readAhead)) != nil) {
-	if (__INST(binary) == true) {
-	    RETURN ( ra );
-	}
-	c = __intVal(ra);
-	RETURN ( __MKCHARACTER(c) );
+        if (__INST(binary) == true) {
+            RETURN ( ra );
+        }
+        c = __intVal(ra);
+        RETURN ( __MKCHARACTER(c) );
     }
 
     __INST(lastErrorNumber) = nil;
@@ -5477,45 +5477,45 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    f = __FILEVal(fp);
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
-
-	    if (ret > 0) {
-		__UNGETC__(c, f, _buffered);
-
-		if (__INST(binary) == true) {
-		    RETURN ( __mkSmallInteger(c) );
-		}
-		RETURN ( __MKCHARACTER(c) );
-	    }
-	    if (ret < 0) {
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            f = __FILEVal(fp);
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
+
+            if (ret > 0) {
+                __UNGETC__(c, f, _buffered);
+
+                if (__INST(binary) == true) {
+                    RETURN ( __mkSmallInteger(c) );
+                }
+                RETURN ( __MKCHARACTER(c) );
+            }
+            if (ret < 0) {
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ self pastEndRead].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error.
+        lastErrorNumber := error.
+        ^ self readError:error.
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
 
     readAhead isNil ifTrue:[
-	readAhead := self nextOrNil.
-	readAhead isNil ifTrue:[
-	    ^ self pastEndRead.
-	].
+        readAhead := self nextOrNil.
+        readAhead isNil ifTrue:[
+            ^ self pastEndRead.
+        ].
     ].
     ^ readAhead
 !
@@ -5535,11 +5535,11 @@
     OBJ ra;
 
     if ((ra = __INST(readAhead)) != nil) {
-	if (__INST(binary) == true) {
-	    RETURN ( ra );
-	}
-	c = __intVal(ra);
-	RETURN ( __MKCHARACTER(c) );
+        if (__INST(binary) == true) {
+            RETURN ( ra );
+        }
+        c = __intVal(ra);
+        RETURN ( __MKCHARACTER(c) );
     }
 
     __INST(lastErrorNumber) = nil;
@@ -5549,42 +5549,42 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(writeonly))
-	) {
-	    f = __FILEVal(fp);
-	    _buffered = (__INST(buffered) == true);
-	    if (_buffered) {
-		__READING__(f)
-	    }
-	    __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
-
-	    if (ret > 0) {
-		__UNGETC__(c, f, _buffered);
-
-		if (__INST(binary) == true) {
-		    RETURN ( __mkSmallInteger(c) );
-		}
-		RETURN ( __MKCHARACTER(c) );
-	    }
-	    if (ret < 0) {
-		error = __mkSmallInteger(__threadErrno);
-	    } else /* ret == 0 */ {
-		__INST(hitEOF) = true;
-	    }
-	}
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(writeonly))
+        ) {
+            f = __FILEVal(fp);
+            _buffered = (__INST(buffered) == true);
+            if (_buffered) {
+                __READING__(f)
+            }
+            __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
+
+            if (ret > 0) {
+                __UNGETC__(c, f, _buffered);
+
+                if (__INST(binary) == true) {
+                    RETURN ( __mkSmallInteger(c) );
+                }
+                RETURN ( __MKCHARACTER(c) );
+            }
+            if (ret < 0) {
+                error = __mkSmallInteger(__threadErrno);
+            } else /* ret == 0 */ {
+                __INST(hitEOF) = true;
+            }
+        }
     }
 %}.
     hitEOF ifTrue:[^ nil].
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	^ self readError:error.
+        lastErrorNumber := error.
+        ^ self readError:error.
     ].
     handle isNil ifTrue:[^ self errorNotOpen].
     (mode == #writeonly) ifTrue:[^ self errorWriteOnly].
 
     readAhead isNil ifTrue:[
-	readAhead := self nextOrNil.
+        readAhead := self nextOrNil.
     ].
     ^ readAhead
 !
@@ -5602,35 +5602,35 @@
     chunkSize := 4096.
     byteCount := 0.
     [self atEnd] whileFalse:[
-	|chunk cnt|
-
-	chunk := self contentsSpecies uninitializedNew:chunkSize.
-	cnt := self nextBytes:chunkSize into:chunk startingAt:1.
-	cnt ~~ 0 ifTrue:[
-	    chunks isNil ifTrue:[
-		(cnt < chunkSize and:[self atEnd]) ifTrue:[
-		    "all data is in a single chunk, so we are done"
-		    ^ chunk copyFrom:1 to:cnt.
-		].
-		chunks := OrderedCollection new.
-		sizes := OrderedCollection new.
-	    ].
-	    chunks add:chunk.
-	    sizes add:cnt.
-	    byteCount := byteCount + cnt
-	]
+        |chunk cnt|
+
+        chunk := self contentsSpecies uninitializedNew:chunkSize.
+        cnt := self nextBytes:chunkSize into:chunk startingAt:1.
+        cnt ~~ 0 ifTrue:[
+            chunks isNil ifTrue:[
+                (cnt < chunkSize and:[self atEnd]) ifTrue:[
+                    "all data is in a single chunk, so we are done"
+                    ^ chunk copyFrom:1 to:cnt.
+                ].
+                chunks := OrderedCollection new.
+                sizes := OrderedCollection new.
+            ].
+            chunks add:chunk.
+            sizes add:cnt.
+            byteCount := byteCount + cnt
+        ]
     ].
 
     "now, create one big array"
     data := self contentsSpecies uninitializedNew:byteCount.
     offset := 1.
     1 to:chunks size do:[:index |
-	|chunk cnt|
-
-	chunk := chunks at:index.
-	cnt := sizes at:index.
-	data replaceFrom:offset to:(offset + cnt - 1) with:chunk startingAt:1.
-	offset := offset + cnt
+        |chunk cnt|
+
+        chunk := chunks at:index.
+        cnt := sizes at:index.
+        data replaceFrom:offset to:(offset + cnt - 1) with:chunk startingAt:1.
+        offset := offset + cnt
     ].
     ^ data
 
@@ -5640,7 +5640,7 @@
      '/proc/self/stat' asFilename readStream upToEnd
 
      self assert:('smalltalk.rc' asFilename readStream upToEnd size)
-		  =  ('smalltalk.rc' asFilename readStream size)
+                  =  ('smalltalk.rc' asFilename readStream size)
     "
 ! !
 
@@ -5678,11 +5678,11 @@
     char c;
 
     if (__INST(hitEOF) == true) {
-	RETURN (true);
+        RETURN (true);
     }
     lim = __INST(readLimit);
     if (lim != nil && __signedLongIntVal(__INST(position)) >= __signedLongIntVal(lim)) {
-	RETURN (true);
+        RETURN (true);
     }
 
     __INST(lastErrorNumber) = nil;
@@ -5692,42 +5692,42 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if ((fp = __INST(handle)) != nil) {
-	    int _buffered = (__INST(buffered) == true);
-	    int ret;
-	    FILEPOINTER f = __FILEVal(fp);
-
-	    if (_buffered) {
-		__READING__(f);
-	    } else if (__INST(readAhead) != nil) {
-		RETURN (false);
-	    }
-
-	    /*
-	     * read ahead ...
-	     */
-	    do {
+        if ((fp = __INST(handle)) != nil) {
+            int _buffered = (__INST(buffered) == true);
+            int ret;
+            FILEPOINTER f = __FILEVal(fp);
+
+            if (_buffered) {
+                __READING__(f);
+            } else if (__INST(readAhead) != nil) {
+                RETURN (false);
+            }
+
+            /*
+             * read ahead ...
+             */
+            do {
 #ifdef __win32__
-		__READBYTE__(ret, f, &c, _buffered, __INST(handleType));
+                __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
 #else /* not __win32__ */
-		__BEGIN_INTERRUPTABLE__
-		__READBYTE__(ret, f, &c, _buffered, __INST(handleType));
-		__END_INTERRUPTABLE__
+                __BEGIN_INTERRUPTABLE__
+                __READBYTE__(ret, f, &c, _buffered, __INST(handleType));
+                __END_INTERRUPTABLE__
 #endif /* not __win32__ */
-	    } while ((ret < 0) && (__threadErrno == EINTR));
-	    if (ret > 0) {
-		__UNGETC__(c&0xff, f, _buffered);
-		RETURN (false);
-	    }
-	    if (ret == 0) {
-		__INST(hitEOF) = true;
-		RETURN (true);
-	    }
-	    /* ret < 0 -> error */
-	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
-	}
-	// we do not raise an error here - the next read operation will raise the error.
-	RETURN(false);
+            } while ((ret < 0) && (__threadErrno == EINTR));
+            if (ret > 0) {
+                __UNGETC__(c&0xff, f, _buffered);
+                RETURN (false);
+            }
+            if (ret == 0) {
+                __INST(hitEOF) = true;
+                RETURN (true);
+            }
+            /* ret < 0 -> error */
+            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
+        }
+        // we do not raise an error here - the next read operation will raise the error.
+        RETURN(false);
     }
 %}.
 
@@ -5813,19 +5813,19 @@
     |available|
 
     handle isNil ifTrue:[
-	^ self errorNotOpen
+        ^ self errorNotOpen
     ].
     mode == #writeonly ifTrue:[
-	^ self errorWriteOnly
+        ^ self errorWriteOnly
     ].
     available := OperatingSystem numAvailableForReadOn:self fileHandle.
     readAhead notNil ifTrue:[
-	available := available + 1
+        available := available + 1
     ].
     ^ available.
 
     "
-	'/etc/hosts' asFilename readStream numAvailableForRead
+        '/etc/hosts' asFilename readStream numAvailableForRead
     "
 !
 
@@ -5995,57 +5995,57 @@
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	OBJ fp;
-
-	__INST(lastErrorNumber) = nil;
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	 && (__INST(binary) != true)
-	) {
-	    FILEPOINTER f = __FILEVal(fp);
-	    int _buffered = (__INST(buffered) == true);
-	    int len, cnt;
-	    char *cp;
-
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
-	    {
-		OBJ mode = __INST(eolMode);
-
-		if (mode == @symbol(cr)) {
-		    cp = "\r"; len = 1;
-		} else if (mode == @symbol(crlf)) {
-		    cp = "\r\n"; len = 2;
-		} else if (mode == @symbol(eot)) {
-		    cp = "\004"; len = 1;
-		} else if (mode == @symbol(etx)) {
-		    cp = "\003"; len = 1;
-		} else {
-		    cp = "\n"; len = 1;
-		}
-	    }
+        OBJ fp;
+
+        __INST(lastErrorNumber) = nil;
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+         && (__INST(binary) != true)
+        ) {
+            FILEPOINTER f = __FILEVal(fp);
+            int _buffered = (__INST(buffered) == true);
+            int len, cnt;
+            char *cp;
+
+            if (_buffered) {
+                __WRITING__(f)
+            }
+            {
+                OBJ mode = __INST(eolMode);
+
+                if (mode == @symbol(cr)) {
+                    cp = "\r"; len = 1;
+                } else if (mode == @symbol(crlf)) {
+                    cp = "\r\n"; len = 2;
+                } else if (mode == @symbol(eot)) {
+                    cp = "\004"; len = 1;
+                } else if (mode == @symbol(etx)) {
+                    cp = "\003"; len = 1;
+                } else {
+                    cp = "\n"; len = 1;
+                }
+            }
 #ifdef __win32__
-	    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-		cnt = __win32_fwrite(cp, 1, len, f);
-	    } else
+            if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                cnt = __win32_fwrite(cp, 1, len, f);
+            } else
 #endif
-	    {
-		__WRITEBYTES__(cnt, f, cp, len, _buffered, __INST(handleType));
-	    }
-	    if (cnt == len) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + len;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e: don't know */
-		}
-		RETURN ( self );
-	    }
-	    __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
-	}
+            {
+                __WRITEBYTES__(cnt, f, cp, len, _buffered, __INST(handleType));
+            }
+            if (cnt == len) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + len;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e: don't know */
+                }
+                RETURN ( self );
+            }
+            __INST(lastErrorNumber) = __mkSmallInteger(__threadErrno);
+        }
     }
 %}.
     lastErrorNumber notNil ifTrue:[self writeError. ^ self].
@@ -6054,11 +6054,11 @@
     binary ifTrue:[self errorBinary. ^ self].
 
     (eolMode == #cr) ifTrue:[
-	self nextPut:(Character return).
-	^ self
+        self nextPut:(Character return).
+        ^ self
     ].
     (eolMode == #crlf) ifTrue:[
-	self nextPut:(Character return).
+        self nextPut:(Character return).
     ].
     self nextPut:(Character nl).
     ^ self
@@ -6073,32 +6073,32 @@
      || (__INST(handleType) == @symbol(filePointer))
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	OBJ fp;
-	int _buffered = (__INST(buffered) == true);
-
-	if ((fp = __INST(handle)) != nil) {
-	    if (__INST(mode) != @symbol(readonly)) {
-		if (_buffered) {
-		    FILEPOINTER f = __FILEVal(fp);
+        OBJ fp;
+        int _buffered = (__INST(buffered) == true);
+
+        if ((fp = __INST(handle)) != nil) {
+            if (__INST(mode) != @symbol(readonly)) {
+                if (_buffered) {
+                    FILEPOINTER f = __FILEVal(fp);
 #ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			__win32_fflush(f);
-		    } else {
-			int rslt;
-
-			do {
-			    __threadErrno = 0;
-			    rslt = __STX_C_CALL1("fflush", fflush, f);
-			} while((rslt < 0) && (__threadErrno == EINTR));
-		    }
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        __win32_fflush(f);
+                    } else {
+                        int rslt;
+
+                        do {
+                            __threadErrno = 0;
+                            rslt = __STX_C_CALL1("fflush", fflush, f);
+                        } while((rslt < 0) && (__threadErrno == EINTR));
+                    }
 #else /* ! __win32__ */
-		    __BEGIN_INTERRUPTABLE__
-		    FFLUSH(f);
-		    __END_INTERRUPTABLE__
+                    __BEGIN_INTERRUPTABLE__
+                    FFLUSH(f);
+                    __END_INTERRUPTABLE__
 #endif /* ! __win32__ */
-		}
-	    }
-	}
+                }
+            }
+        }
     }
 %}
 !
@@ -6114,9 +6114,9 @@
 
     if ((handle != STObject.Nil)
      && (aCharacter.isSTCharacter())) {
-	handle.writeChar( aCharacter );
-	self.instVarAt_put(I_position, STObject.Nil);
-	return __c__._RETURN_self();
+        handle.writeChar( aCharacter );
+        self.instVarAt_put(I_position, STObject.Nil);
+        return __c__._RETURN_self();
     }
 #else
     __INST(lastErrorNumber) = nil;
@@ -6125,109 +6125,109 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	OBJ fp;
-
-	if (((fp = __INST(handle)) != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	) {
-	    FILEPOINTER f = __FILEVal(fp);
-	    int _buffered = (__INST(buffered) == true);
-	    int cnt;
-	    char buff[2];
-	    int nBytes = 1;
-
-	    if (__INST(binary) != true) {
-		if (__isCharacter(aCharacter)) {
-		    unsigned int codePoint = __intVal(__characterVal(aCharacter));
-		    if (codePoint <= 0xFF) {
-			unsigned char c = codePoint;
-			buff[0] = c; nBytes = 1;
-
-			if (c == '\n') {
-			    OBJ mode = __INST(eolMode);
-			    if (mode == @symbol(nl)) {
-				// no EOL translation
-			    } else if (mode == nil) {
-				// no EOL translation
-			    } else if (mode == @symbol(cr)) {
-				buff[0] = '\r';
-			    } else if (mode == @symbol(eot)) {
-				buff[0] = '\004';
-			    } else if (mode == @symbol(etx)) {
-				buff[0] = '\003';
-			    } else if (mode == @symbol(crlf)) {
-				buff[0] = '\r';
-				buff[1] = '\n';
-				nBytes = 2;
-			    }
-			}
+        OBJ fp;
+
+        if (((fp = __INST(handle)) != nil)
+         && (__INST(mode) != @symbol(readonly))
+        ) {
+            FILEPOINTER f = __FILEVal(fp);
+            int _buffered = (__INST(buffered) == true);
+            int cnt;
+            char buff[2];
+            int nBytes = 1;
+
+            if (__INST(binary) != true) {
+                if (__isCharacter(aCharacter)) {
+                    unsigned int codePoint = __intVal(__characterVal(aCharacter));
+                    if (codePoint <= 0xFF) {
+                        unsigned char c = codePoint;
+                        buff[0] = c; nBytes = 1;
+
+                        if (c == '\n') {
+                            OBJ mode = __INST(eolMode);
+                            if (mode == @symbol(nl)) {
+                                // no EOL translation
+                            } else if (mode == nil) {
+                                // no EOL translation
+                            } else if (mode == @symbol(cr)) {
+                                buff[0] = '\r';
+                            } else if (mode == @symbol(eot)) {
+                                buff[0] = '\004';
+                            } else if (mode == @symbol(etx)) {
+                                buff[0] = '\003';
+                            } else if (mode == @symbol(crlf)) {
+                                buff[0] = '\r';
+                                buff[1] = '\n';
+                                nBytes = 2;
+                            }
+                        }
     doWrite:
-			if (! f) {
-			    fprintf(stderr, "oops - fileHandle is NULL in nextPut:\n");
-			    __INST(handle) = nil;
-			    goto out;
-			}
-
-			if (_buffered) {
-			    __WRITING__(f)
-			}
+                        if (! f) {
+                            fprintf(stderr, "oops - fileHandle is NULL in nextPut:\n");
+                            __INST(handle) = nil;
+                            goto out;
+                        }
+
+                        if (_buffered) {
+                            __WRITING__(f)
+                        }
 # ifdef __win32__
-			if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			    cnt = __win32_fwrite(buff, 1, nBytes, f);
-			} else
+                        if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                            cnt = __win32_fwrite(buff, 1, nBytes, f);
+                        } else
 # endif
-			{
-			    __WRITEBYTES__(cnt, f, buff, nBytes, _buffered, __INST(handleType));
-			}
-			if (cnt == nBytes) {
-			    if (__isSmallInteger(__INST(position))) {
-				INT np = __intVal(__INST(position)) + nBytes;
-				OBJ t;
-
-				t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-			    } else {
-				__INST(position) = nil; /* i.e. do not know */
-			    }
-			    RETURN ( self );
-			}
-			error = __mkSmallInteger(__threadErrno);
-		    }
-		}
-	    } else {
-		if (__isSmallInteger(aCharacter)) {
-		    unsigned char c = __intVal(aCharacter);
-		    buff[0] = c; nBytes = 1;
-		    goto doWrite;
-		}
-	    }
-	}
+                        {
+                            __WRITEBYTES__(cnt, f, buff, nBytes, _buffered, __INST(handleType));
+                        }
+                        if (cnt == nBytes) {
+                            if (__isSmallInteger(__INST(position))) {
+                                INT np = __intVal(__INST(position)) + nBytes;
+                                OBJ t;
+
+                                t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                            } else {
+                                __INST(position) = nil; /* i.e. do not know */
+                            }
+                            RETURN ( self );
+                        }
+                        error = __mkSmallInteger(__threadErrno);
+                    }
+                }
+            } else {
+                if (__isSmallInteger(aCharacter)) {
+                    unsigned char c = __intVal(aCharacter);
+                    buff[0] = c; nBytes = 1;
+                    goto doWrite;
+                }
+            }
+        }
     }
 out: ;
 #endif /* not SCHTEAM */
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ self
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ self
     ].
     handle isNil ifTrue:[self errorNotOpen. ^ self].
     (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
     binary == true ifTrue:[
-	aCharacter isInteger ifFalse:[
-	    self argumentMustBeInteger.
-	    ^ self.
-	].
+        aCharacter isInteger ifFalse:[
+            self argumentMustBeInteger.
+            ^ self.
+        ].
     ] ifFalse:[
-	(aCharacter isCharacter not
-	 or:[aCharacter codePoint > 16rFF]) ifTrue:[
-	    self argumentMustBeCharacter.
-	    ^ self.
-	].
+        (aCharacter isCharacter not
+         or:[aCharacter codePoint > 16rFF]) ifTrue:[
+            self argumentMustBeCharacter.
+            ^ self.
+        ].
     ].
     "/ migration support
     self
-	nextPutByte:aCharacter asInteger
-	toFile:handle
+        nextPutByte:aCharacter asInteger
+        toFile:handle
 !
 
 nextPutAll:aCollection
@@ -6242,9 +6242,9 @@
 
     if ((handle != STObject.Nil)
      && (aCollection.isSTString())) {
-	handle.writeCharacters( aCollection.asSTString().characters );
-	self.instVarAt_put(I_position, STObject.Nil);
-	return __c__._RETURN_self();
+        handle.writeCharacters( aCollection.asSTString().characters );
+        self.instVarAt_put(I_position, STObject.Nil);
+        return __c__._RETURN_self();
     }
 #else
 
@@ -6255,164 +6255,164 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	OBJ fp;
-
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(readonly))
-	) {
-	    INT len, cnt;
-	    INT o_offs;
-	    FILEPOINTER f = __FILEVal(fp);
-	    int _buffered = (__INST(buffered) == true);
-
-	    if (! f) {
-		fprintf(stderr, "oops - fileHandle is NULL in nextPutAll:\n");
-		__INST(handle) = nil;
-		goto out;
-	    }
-	    if (_buffered) {
-		__WRITING__(f)
-	    }
-
-	    if (__isStringLike(aCollection)) {
-		OBJ mode = __INST(eolMode);
-		char *stringP = __stringVal(aCollection);
-		len = __stringSize(aCollection);
-
-		if (__INST(binary) != true
-		    && ((mode == @symbol(cr))
-			|| (mode == @symbol(etx))
-			|| (mode == @symbol(eot))
-			|| (mode == @symbol(crlf)))
-		    && memchr(stringP, '\n', len) != NULL)
-		{
-		    // there is a '\n' to be translated, replace it into a buffer
-
-		    char *end;
-		    char sep[2];
-		    int sepLen = 1;
-		    int bufLen;
-		    char *buf, *endBuf, *sp, *dp;
-
-		    sep[0] = '\n';
-		    if (mode == @symbol(crlf)) {
-			 sep[0] = '\r'; sep[1] = '\n'; sepLen = 2;
-		    } else if (mode == @symbol(cr)) {
-			 sep[0] = '\r';
-		    } else if (mode == @symbol(eot)) {
-			 sep[0] = '\004';
-		    } else if (mode == @symbol(etx)) {
-			 sep[0] = '\003';
-		    }
-
-		    // estimate size of buffer - assume every 4th char is a separator
-		    bufLen = (sepLen == 1) ? len : (len + ((len/4) + 1) * sepLen);
-		    buf = (char *)malloc(bufLen);
-		    if (buf == NULL) {
-			error = __mkSmallInteger(ENOMEM);
-			goto out;
-		    }
-
-		    endBuf = buf + bufLen;
-		    end = stringP + len;
-		    for (sp = stringP, dp = buf; sp < end; sp++) {
-			char c;
-
-			if ((dp+sepLen) >= endBuf) {
-			    char *newBuf;
-
-			    bufLen = bufLen * 2;
-			    newBuf = (char *)realloc(buf, bufLen);
-			    if (newBuf == NULL) {
-				free(buf);
-				error = __mkSmallInteger(ENOMEM);
-				goto out;
-			    }
-			    endBuf = newBuf + bufLen;
-			    dp = newBuf + (dp-buf);
-			    buf = newBuf;
-			}
-
-			if ((c = *sp) != '\n') {
-			    *dp++ = c;
-			} else {
-			    *dp++ = sep[0];
-			    if (sepLen == 2) {
-				*dp++ = sep[1];
-			    };
-			}
-		    }
-
-		    len = dp - buf;
+        OBJ fp;
+
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(readonly))
+        ) {
+            INT len, cnt;
+            INT o_offs;
+            FILEPOINTER f = __FILEVal(fp);
+            int _buffered = (__INST(buffered) == true);
+
+            if (! f) {
+                fprintf(stderr, "oops - fileHandle is NULL in nextPutAll:\n");
+                __INST(handle) = nil;
+                goto out;
+            }
+            if (_buffered) {
+                __WRITING__(f)
+            }
+
+            if (__isStringLike(aCollection)) {
+                OBJ mode = __INST(eolMode);
+                char *stringP = __stringVal(aCollection);
+                len = __stringSize(aCollection);
+
+                if (__INST(binary) != true
+                    && ((mode == @symbol(cr))
+                        || (mode == @symbol(etx))
+                        || (mode == @symbol(eot))
+                        || (mode == @symbol(crlf)))
+                    && memchr(stringP, '\n', len) != NULL)
+                {
+                    // there is a '\n' to be translated, replace it into a buffer
+
+                    char *end;
+                    char sep[2];
+                    int sepLen = 1;
+                    int bufLen;
+                    char *buf, *endBuf, *sp, *dp;
+
+                    sep[0] = '\n';
+                    if (mode == @symbol(crlf)) {
+                         sep[0] = '\r'; sep[1] = '\n'; sepLen = 2;
+                    } else if (mode == @symbol(cr)) {
+                         sep[0] = '\r';
+                    } else if (mode == @symbol(eot)) {
+                         sep[0] = '\004';
+                    } else if (mode == @symbol(etx)) {
+                         sep[0] = '\003';
+                    }
+
+                    // estimate size of buffer - assume every 4th char is a separator
+                    bufLen = (sepLen == 1) ? len : (len + ((len/4) + 1) * sepLen);
+                    buf = (char *)malloc(bufLen);
+                    if (buf == NULL) {
+                        error = __mkSmallInteger(ENOMEM);
+                        goto out;
+                    }
+
+                    endBuf = buf + bufLen;
+                    end = stringP + len;
+                    for (sp = stringP, dp = buf; sp < end; sp++) {
+                        char c;
+
+                        if ((dp+sepLen) >= endBuf) {
+                            char *newBuf;
+
+                            bufLen = bufLen * 2;
+                            newBuf = (char *)realloc(buf, bufLen);
+                            if (newBuf == NULL) {
+                                free(buf);
+                                error = __mkSmallInteger(ENOMEM);
+                                goto out;
+                            }
+                            endBuf = newBuf + bufLen;
+                            dp = newBuf + (dp-buf);
+                            buf = newBuf;
+                        }
+
+                        if ((c = *sp) != '\n') {
+                            *dp++ = c;
+                        } else {
+                            *dp++ = sep[0];
+                            if (sepLen == 2) {
+                                *dp++ = sep[1];
+                            };
+                        }
+                    }
+
+                    len = dp - buf;
 # ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(buf, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(buf, 1, len, f);
+                    } else
 # endif
-		    {
-			__WRITEBYTES__(cnt, f, buf, len, _buffered, __INST(handleType));
-		    }
-		    free(buf);
-		} else  {  // No EOL conversion needed
+                    {
+                        __WRITEBYTES__(cnt, f, buf, len, _buffered, __INST(handleType));
+                    }
+                    free(buf);
+                } else  {  // No EOL conversion needed
 # ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(stringP, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(stringP, 1, len, f);
+                    } else
 # endif
-		    {
-			o_offs = stringP - (char *)__InstPtr(aCollection);
-			__WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered, __INST(handleType));
-		    }
-		}
-	    } else {   // Not a String
-		if (__INST(binary) == true) {
-		    INT offs;
-
-		    if (__isByteArrayLike(aCollection)) {
-			offs = 0;
-			len = __byteArraySize(aCollection);
-		    } else if (__isBytes(aCollection)) {
-			offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
-			len = __byteArraySize(aCollection) - offs;
-		    } else
-			goto out;
+                    {
+                        o_offs = stringP - (char *)__InstPtr(aCollection);
+                        __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered, __INST(handleType));
+                    }
+                }
+            } else {   // Not a String
+                if (__INST(binary) == true) {
+                    INT offs;
+
+                    if (__isByteArrayLike(aCollection)) {
+                        offs = 0;
+                        len = __byteArraySize(aCollection);
+                    } else if (__isBytes(aCollection)) {
+                        offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
+                        len = __byteArraySize(aCollection) - offs;
+                    } else
+                        goto out;
 # ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(__stringVal(aCollection), 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(__stringVal(aCollection), 1, len, f);
+                    } else
 # endif
-		    {
-			o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element) - (char *)__InstPtr(aCollection);
-			o_offs += offs;
-			__WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered, __INST(handleType));
-		    }
-		} else  // Not binary mode
-		    goto out;
-	    }
-
-	    // Now check for errors
-	    if (cnt == len) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + len;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN (self);
-	    }
-	    fprintf(stderr, "cnt=%"_ld_" len=%"_ld_"\n", (INT)cnt, (INT)len);
-	    error = __mkSmallInteger(__threadErrno);
-	}
+                    {
+                        o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element) - (char *)__InstPtr(aCollection);
+                        o_offs += offs;
+                        __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs, len, _buffered, __INST(handleType));
+                    }
+                } else  // Not binary mode
+                    goto out;
+            }
+
+            // Now check for errors
+            if (cnt == len) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + len;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN (self);
+            }
+            fprintf(stderr, "cnt=%"_ld_" len=%"_ld_"\n", (INT)cnt, (INT)len);
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 out: ;
 #endif /* not SCHTEAM */
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ self
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ self
     ].
     handle isNil ifTrue:[self errorNotOpen. ^ self].
     (mode == #readonly) ifTrue:[self errorReadOnly. ^ self].
@@ -6429,7 +6429,7 @@
      I don't know how to write non-bytes to an external stream, but let superclass handle this."
 
     buffer isSingleByteCollection ifTrue:[
-	^ self nextPutBytes:initialWriteCount from:buffer startingAt:initialOffset.
+        ^ self nextPutBytes:initialWriteCount from:buffer startingAt:initialOffset.
     ].
 
     ^ super nextPutAll:initialWriteCount from:buffer startingAt:initialOffset
@@ -6449,176 +6449,176 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	OBJ fp = __INST(handle);
-
-	if ((fp != nil)
-	 && (__INST(mode) != @symbol(readonly))
-	 && __bothSmallInteger(start, stop)
-	) {
-	    int _buffered = (__INST(buffered) == true);
-	    FILEPOINTER f = __FILEVal(fp);
-	    int offs, len, cnt;
-	    int iStart = __intVal(start);
-	    int iStop = __intVal(stop);
-	    int o_offs;
-
-	    if (_buffered ) {
-		__WRITING__(f)
-	    }
-
-	    if ((iStart < 1) || (iStop < iStart)) {
-		RETURN(self);
-	    }
-	    if (__isStringLike(aCollection)) {
-		char *stringP;
-		OBJ mode = __INST(eolMode);
-
-		len = __stringSize(aCollection);
-		if (iStop > len) {
-		    RETURN(self);
-		}
-		if (iStop > len)
-		    iStop = len;
-		len = iStop - iStart + 1;
-		stringP = __stringVal(aCollection) + iStart - 1;
-
-		if (__INST(binary) != true
-		    && ((mode == @symbol(cr))
-			|| (mode == @symbol(etx))
-			|| (mode == @symbol(eot))
-			|| (mode == @symbol(crlf)))
-		    && memchr(stringP, '\n', len) != NULL)
-		{
-		    // see if there is a \n which needs to be translated, replace it
-
-		    char *end = stringP + len;
-		    char sep[2];
-		    int sepLen = 1;
-		    int bufLen;
-		    char *buf, *endBuf, *sp, *dp;
-
-		    sep[0] = '\n';
-		    if (mode == @symbol(crlf)) {
-			 sep[0] = '\r'; sep[1] = '\n'; sepLen = 2;
-		    } else if (mode == @symbol(cr)) {
-			 sep[0] = '\r';
-		    } else if (mode == @symbol(eot)) {
-			 sep[0] = '\004';
-		    } else if (mode == @symbol(etx)) {
-			 sep[0] = '\003';
-		    }
-
-		    // estimate size of buffer - assume every 4th char is a separator
-		    bufLen = (sepLen == 1) ? len : (len + ((len/4) + 1) * sepLen);
-		    buf = (char *)malloc(bufLen);
-		    if (buf == NULL) {
-			error = __mkSmallInteger(ENOMEM);
-			goto out;
-		    }
-
-		    endBuf = buf + bufLen;
-
-		    for (sp = stringP, dp = buf; sp < end; sp++) {
-			char c;
-
-			if ((dp+sepLen) >= endBuf) {
-			    char *newBuf;
-
-			    bufLen = bufLen * 2;
-			    newBuf = (char *)realloc(buf, bufLen);
-			    if (newBuf == NULL) {
-				free(buf);
-				error = __mkSmallInteger(ENOMEM);
-				goto out;
-			    }
-			    endBuf = newBuf + bufLen;
-			    dp = newBuf + (dp-buf);
-			    buf = newBuf;
-			}
-
-			if ((c = *sp) == '\n') {
-			    *dp++ = sep[0];
-			    if (sepLen == 2) {
-				*dp++ = sep[1];
-			    };
-			} else {
-			    *dp++ = c;
-			}
-		    }
-
-		    len = dp - buf;
+        OBJ fp = __INST(handle);
+
+        if ((fp != nil)
+         && (__INST(mode) != @symbol(readonly))
+         && __bothSmallInteger(start, stop)
+        ) {
+            int _buffered = (__INST(buffered) == true);
+            FILEPOINTER f = __FILEVal(fp);
+            int offs, len, cnt;
+            int iStart = __intVal(start);
+            int iStop = __intVal(stop);
+            int o_offs;
+
+            if (_buffered ) {
+                __WRITING__(f)
+            }
+
+            if ((iStart < 1) || (iStop < iStart)) {
+                RETURN(self);
+            }
+            if (__isStringLike(aCollection)) {
+                char *stringP;
+                OBJ mode = __INST(eolMode);
+
+                len = __stringSize(aCollection);
+                if (iStop > len) {
+                    RETURN(self);
+                }
+                if (iStop > len)
+                    iStop = len;
+                len = iStop - iStart + 1;
+                stringP = __stringVal(aCollection) + iStart - 1;
+
+                if (__INST(binary) != true
+                    && ((mode == @symbol(cr))
+                        || (mode == @symbol(etx))
+                        || (mode == @symbol(eot))
+                        || (mode == @symbol(crlf)))
+                    && memchr(stringP, '\n', len) != NULL)
+                {
+                    // see if there is a \n which needs to be translated, replace it
+
+                    char *end = stringP + len;
+                    char sep[2];
+                    int sepLen = 1;
+                    int bufLen;
+                    char *buf, *endBuf, *sp, *dp;
+
+                    sep[0] = '\n';
+                    if (mode == @symbol(crlf)) {
+                         sep[0] = '\r'; sep[1] = '\n'; sepLen = 2;
+                    } else if (mode == @symbol(cr)) {
+                         sep[0] = '\r';
+                    } else if (mode == @symbol(eot)) {
+                         sep[0] = '\004';
+                    } else if (mode == @symbol(etx)) {
+                         sep[0] = '\003';
+                    }
+
+                    // estimate size of buffer - assume every 4th char is a separator
+                    bufLen = (sepLen == 1) ? len : (len + ((len/4) + 1) * sepLen);
+                    buf = (char *)malloc(bufLen);
+                    if (buf == NULL) {
+                        error = __mkSmallInteger(ENOMEM);
+                        goto out;
+                    }
+
+                    endBuf = buf + bufLen;
+
+                    for (sp = stringP, dp = buf; sp < end; sp++) {
+                        char c;
+
+                        if ((dp+sepLen) >= endBuf) {
+                            char *newBuf;
+
+                            bufLen = bufLen * 2;
+                            newBuf = (char *)realloc(buf, bufLen);
+                            if (newBuf == NULL) {
+                                free(buf);
+                                error = __mkSmallInteger(ENOMEM);
+                                goto out;
+                            }
+                            endBuf = newBuf + bufLen;
+                            dp = newBuf + (dp-buf);
+                            buf = newBuf;
+                        }
+
+                        if ((c = *sp) == '\n') {
+                            *dp++ = sep[0];
+                            if (sepLen == 2) {
+                                *dp++ = sep[1];
+                            };
+                        } else {
+                            *dp++ = c;
+                        }
+                    }
+
+                    len = dp - buf;
 #ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(buf, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(buf, 1, len, f);
+                    } else
 #endif
-		    {
-			__WRITEBYTES__(cnt, f, buf, len, _buffered, __INST(handleType));
-		    }
-		    free(buf);
-		} else  {  // No EOL conversion needed
+                    {
+                        __WRITEBYTES__(cnt, f, buf, len, _buffered, __INST(handleType));
+                    }
+                    free(buf);
+                } else  {  // No EOL conversion needed
 #ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(stringP, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(stringP, 1, len, f);
+                    } else
 #endif
-		    {
-			o_offs = (char *)__stringVal(aCollection)-(char *)__InstPtr(aCollection);
-			__WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs+iStart-1, len, _buffered, __INST(handleType));
-		    }
-		}
-	    } else {  // Not a string
-		if (__INST(binary) == true) {
-		    int offs;
-
-		    if (__isByteArrayLike(aCollection)) {
-			offs = 0;
-			len = __byteArraySize(aCollection);
-		    } else if (__isBytes(aCollection)) {
-			offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
-			len = __byteArraySize(aCollection) - offs;
-		    } else
-			goto out;
-
-		    if (iStop > len) {
-			RETURN(self);
-		    }
-		    if (iStop > len)
-			iStop = len;
-		    len = iStop - iStart + 1;
-		    offs += iStart - 1;
+                    {
+                        o_offs = (char *)__stringVal(aCollection)-(char *)__InstPtr(aCollection);
+                        __WRITEBYTES_OBJ__(cnt, f, aCollection, o_offs+iStart-1, len, _buffered, __INST(handleType));
+                    }
+                }
+            } else {  // Not a string
+                if (__INST(binary) == true) {
+                    int offs;
+
+                    if (__isByteArrayLike(aCollection)) {
+                        offs = 0;
+                        len = __byteArraySize(aCollection);
+                    } else if (__isBytes(aCollection)) {
+                        offs = __OBJS2BYTES__(__intVal(__ClassInstPtr(__qClass(aCollection))->c_ninstvars));
+                        len = __byteArraySize(aCollection) - offs;
+                    } else
+                        goto out;
+
+                    if (iStop > len) {
+                        RETURN(self);
+                    }
+                    if (iStop > len)
+                        iStop = len;
+                    len = iStop - iStart + 1;
+                    offs += iStart - 1;
 #ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(__stringVal(aCollection)+iStart-1, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(__stringVal(aCollection)+iStart-1, 1, len, f);
+                    } else
 #endif
-		    {
-			o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element)-(char *)__InstPtr(aCollection);
-			__WRITEBYTES_OBJ__(cnt, f,  aCollection, o_offs+offs, len, _buffered, __INST(handleType));
-		    }
-		} else
-		    goto out;
-	    }
-	    if (cnt == len) {
-		if (__isSmallInteger(__INST(position))) {
-		    INT np = __intVal(__INST(position)) + len;
-		    OBJ t;
-
-		    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		} else {
-		    __INST(position) = nil; /* i.e. do not know */
-		}
-		RETURN (self);
-	    }
-	    error = __mkSmallInteger(__threadErrno);
-	}
+                    {
+                        o_offs = (char *)(__ByteArrayInstPtr(aCollection)->ba_element)-(char *)__InstPtr(aCollection);
+                        __WRITEBYTES_OBJ__(cnt, f,  aCollection, o_offs+offs, len, _buffered, __INST(handleType));
+                    }
+                } else
+                    goto out;
+            }
+            if (cnt == len) {
+                if (__isSmallInteger(__INST(position))) {
+                    INT np = __intVal(__INST(position)) + len;
+                    OBJ t;
+
+                    t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                } else {
+                    __INST(position) = nil; /* i.e. do not know */
+                }
+                RETURN (self);
+            }
+            error = __mkSmallInteger(__threadErrno);
+        }
     }
 out: ;
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ self
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ self
     ].
     ^ super nextPutAll:aCollection startingAt:start to:stop
 !
@@ -6628,11 +6628,11 @@
      This is needed, so that you can do ('something' asUnicode16String errorPrintCR)"
 
     aString do:[:eachCharacter|
-	self nextPutUtf8:eachCharacter.
+        self nextPutUtf8:eachCharacter.
     ].
 
     "
-	'Bönnigheim' asUnicode16String errorPrintCR
+        'Bönnigheim' asUnicode16String errorPrintCR
     "
 !
 
@@ -6645,9 +6645,9 @@
 
      Use with care - non object oriented i/o.
      Warning:
-	in general, you cannot use this method to pass non-byte data to other
-	architectures (unless you prepared the buffer with care),
-	since it does not care for byte order or float representation."
+        in general, you cannot use this method to pass non-byte data to other
+        architectures (unless you prepared the buffer with care),
+        since it does not care for byte order or float representation."
 
     |error|
 
@@ -6657,16 +6657,16 @@
     STObject handle = self.instVarAt(I_handle);
 
     if (anObject.isSTString()) {
-	char[] chars = anObject.asSTString().characters;
-	handle.writeCharacters(chars, start.intValue()-1, count.intValue());
-	self.instVarAt_put(I_position, STObject.Nil);
-	return context._RETURN(count);
+        char[] chars = anObject.asSTString().characters;
+        handle.writeCharacters(chars, start.intValue()-1, count.intValue());
+        self.instVarAt_put(I_position, STObject.Nil);
+        return context._RETURN(count);
     }
     if (anObject.isSymbol()) {
-	java.lang.String chars = anObject.asSTSymbol().characters;
-	handle.writeString(chars, start.intValue()-1, count.intValue());
-	self.instVarAt_put(I_position, STObject.Nil);
-	return context._RETURN(count);
+        java.lang.String chars = anObject.asSTSymbol().characters;
+        handle.writeString(chars, start.intValue()-1, count.intValue());
+        self.instVarAt_put(I_position, STObject.Nil);
+        return context._RETURN(count);
     }
 #else
     int ret;
@@ -6680,121 +6680,121 @@
      || (__INST(handleType) == @symbol(socketFilePointer))
      || (__INST(handleType) == @symbol(socketHandle))
      || (__INST(handleType) == @symbol(pipeFilePointer))) {
-	if (((fp = __INST(handle)) != nil)
-	    && (__INST(mode) != @symbol(readonly))
-	    && __bothSmallInteger(count, start)
-	) {
-	    int _buffered = (__INST(buffered) == true);
-	    FILEPOINTER f = __FILEVal(fp);
-	    int len = __intVal(count);
-	    int offs = __intVal(start) - 1;
-
-	    if (__isExternalBytesLike(anObject)) {
-		OBJ sz;
-
-		nInstBytes = 0;
-		extPtr = (char *)__externalBytesAddress(anObject);
-		if (extPtr == NULL) goto bad;
-		sz = __externalBytesSize(anObject);
-		if (__isSmallInteger(sz)) {
-		    objSize = __intVal(sz);
-		} else {
-		    objSize = 0; /* unknown */
-		}
-	    } else {
-		OBJ oClass = __Class(anObject);
-		int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
-
-		nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
-		switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
-		    case BYTEARRAY:
-		    case WORDARRAY:
-		    case LONGARRAY:
-		    case SWORDARRAY:
-		    case SLONGARRAY:
-		    case FLOATARRAY:
-			break;
-		    case DOUBLEARRAY:
+        if (((fp = __INST(handle)) != nil)
+            && (__INST(mode) != @symbol(readonly))
+            && __bothSmallInteger(count, start)
+        ) {
+            int _buffered = (__INST(buffered) == true);
+            FILEPOINTER f = __FILEVal(fp);
+            int len = __intVal(count);
+            int offs = __intVal(start) - 1;
+
+            if (__isExternalBytesLike(anObject)) {
+                OBJ sz;
+
+                nInstBytes = 0;
+                extPtr = (char *)__externalBytesAddress(anObject);
+                if (extPtr == NULL) goto bad;
+                sz = __externalBytesSize(anObject);
+                if (__isSmallInteger(sz)) {
+                    objSize = __intVal(sz);
+                } else {
+                    objSize = 0; /* unknown */
+                }
+            } else {
+                OBJ oClass = __Class(anObject);
+                int nInstVars = __intVal(__ClassInstPtr(oClass)->c_ninstvars);
+
+                nInstBytes = OHDR_SIZE + __OBJS2BYTES__(nInstVars);
+                switch (__intVal(__ClassInstPtr(oClass)->c_flags) & ARRAYMASK) {
+                    case BYTEARRAY:
+                    case WORDARRAY:
+                    case LONGARRAY:
+                    case SWORDARRAY:
+                    case SLONGARRAY:
+                    case FLOATARRAY:
+                        break;
+                    case DOUBLEARRAY:
 # ifdef __NEED_DOUBLE_ALIGN
-			nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
+                        nInstBytes = (nInstBytes-1+__DOUBLE_ALIGN) &~ (__DOUBLE_ALIGN-1);
 # endif
-			break;
-		    case LONGLONGARRAY:
-		    case SLONGLONGARRAY:
+                        break;
+                    case LONGLONGARRAY:
+                    case SLONGLONGARRAY:
 # ifdef __NEED_LONGLONG_ALIGN
-			nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
+                        nInstBytes = (nInstBytes-1+__LONGLONG_ALIGN) &~ (__LONGLONG_ALIGN-1);
 # endif
-			break;
-		    default:
-			goto bad;
-		}
-		extPtr = (char *)0;
-		objSize = __Size(anObject) - nInstBytes;
-	    }
-	    if ( (offs >= 0) && (len >= 0) && (objSize >= (len + offs)) ) {
-		int cnt;
-
-		if (_buffered) {
-		    __WRITING__(f)
-		}
-
-		if (extPtr) {
+                        break;
+                    default:
+                        goto bad;
+                }
+                extPtr = (char *)0;
+                objSize = __Size(anObject) - nInstBytes;
+            }
+            if ( (offs >= 0) && (len >= 0) && (objSize >= (len + offs)) ) {
+                int cnt;
+
+                if (_buffered) {
+                    __WRITING__(f)
+                }
+
+                if (extPtr) {
 # ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite(extPtr+offs, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite(extPtr+offs, 1, len, f);
+                    } else
 # endif
-		    {
-			__WRITEBYTES__(cnt, f, extPtr+offs, len, _buffered, __INST(handleType));
-		    }
-		} else {
-		    /*
-		     * on interrupt, anObject may be moved to another location.
-		     * So we pass anObject, and the offset to the __WRITEBYTES_OBJ__ macro.
-		     */
-		    offs += nInstBytes;
+                    {
+                        __WRITEBYTES__(cnt, f, extPtr+offs, len, _buffered, __INST(handleType));
+                    }
+                } else {
+                    /*
+                     * on interrupt, anObject may be moved to another location.
+                     * So we pass anObject, and the offset to the __WRITEBYTES_OBJ__ macro.
+                     */
+                    offs += nInstBytes;
 # ifdef __win32__
-		    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
-			cnt = __win32_fwrite((char *)anObject+offs, 1, len, f);
-		    } else
+                    if ((f == __win32_stdout()) || (f == __win32_stderr())) {
+                        cnt = __win32_fwrite((char *)anObject+offs, 1, len, f);
+                    } else
 # endif
-		    {
-			 __WRITEBYTES_OBJ__(cnt, f, anObject, offs, len, _buffered, __INST(handleType));
-		    }
-		}
-
-		if (cnt >= 0) {
-		    if (__isSmallInteger(__INST(position))) {
-			INT np = __intVal(__INST(position)) + cnt;
-			OBJ t;
-
-			t = __MKINT(np); __INST(position) = t; __STORE(self, t);
-		    } else {
-			__INST(position) = nil; /* i.e. do not know */
-		    }
-		    RETURN ( __mkSmallInteger(cnt) );
-		} else /* cnt < 0 */ {
-		    if (
+                    {
+                         __WRITEBYTES_OBJ__(cnt, f, anObject, offs, len, _buffered, __INST(handleType));
+                    }
+                }
+
+                if (cnt >= 0) {
+                    if (__isSmallInteger(__INST(position))) {
+                        INT np = __intVal(__INST(position)) + cnt;
+                        OBJ t;
+
+                        t = __MKINT(np); __INST(position) = t; __STORE(self, t);
+                    } else {
+                        __INST(position) = nil; /* i.e. do not know */
+                    }
+                    RETURN ( __mkSmallInteger(cnt) );
+                } else /* cnt < 0 */ {
+                    if (
 # ifdef EWOULDBLOCK
-			(__threadErrno == EWOULDBLOCK) ||
+                        (__threadErrno == EWOULDBLOCK) ||
 # endif
-			(__threadErrno == EAGAIN)
-		    ) {
-			RETURN ( __mkSmallInteger(0) );
-		    }
-		    __INST(position) = nil; /* i.e. do not know */
-		    error = __mkSmallInteger(__threadErrno);
-		}
-	    }
-	}
+                        (__threadErrno == EAGAIN)
+                    ) {
+                        RETURN ( __mkSmallInteger(0) );
+                    }
+                    __INST(position) = nil; /* i.e. do not know */
+                    error = __mkSmallInteger(__threadErrno);
+                }
+            }
+        }
     }
 bad: ;
 #endif /* not SCHTEAM */
 %}.
     error notNil ifTrue:[
-	lastErrorNumber := error.
-	self writeError:error.
-	^ 0
+        lastErrorNumber := error.
+        self writeError:error.
+        ^ 0
     ].
     handle isNil ifTrue:[self errorNotOpen. ^ 0].
     (mode == #readonly) ifTrue:[self errorReadOnly. ^ 0].