--- a/Unix.st	Sun Jan 09 22:25:58 1994 +0100
+++ b/Unix.st	Wed Jan 12 20:11:58 1994 +0100
@@ -22,7 +22,7 @@
 COPYRIGHT (c) 1988 by Claus Gittinger
              All Rights Reserved
 
-$Header: /cvs/stx/stx/libbasic/Attic/Unix.st,v 1.9 1993-12-20 01:27:42 claus Exp $
+$Header: /cvs/stx/stx/libbasic/Attic/Unix.st,v 1.10 1994-01-12 19:11:58 claus Exp $
 
 written 1988 by claus
 '!
@@ -192,8 +192,8 @@
 #ifdef sparc
     cpu = _MKSTRING("sparc" COMMA_CON);
 #endif
-#ifdef snake
-    cpu = _MKSTRING("snake" COMMA_CON);
+#if defined(hppa)
+    cpu = _MKSTRING("hppa" COMMA_CON);
 #endif
 #ifdef rs6000
     cpu = _MKSTRING("rs6000" COMMA_CON);
@@ -235,6 +235,10 @@
   os = _MKSTRING("sco" COMMA_CON);
 #endif
 
+#ifdef hpux
+  os = _MKSTRING("hpux" COMMA_CON);
+#endif
+
 #ifdef LINUX
   os = _MKSTRING("linux" COMMA_CON);
 #endif
@@ -317,6 +321,10 @@
   sys = _MKSTRING("linux" COMMA_CON);
 #endif
 
+#ifdef hpux
+  sys = _MKSTRING("hpux" COMMA_CON);
+#endif
+
 #ifdef BSD
 # ifdef MACH
   if (sys == nil) sys = _MKSTRING("mach" COMMA_CON);
@@ -385,7 +393,7 @@
     "return the max number of characters in a filename."
 
 %{  /* NOCONTEXT */
-#if defined(BSD) || defined(SYSV4) || defined(LINUX)
+#if defined(BSD) || defined(SYSV4) || defined(LONGFILENAMES)
     RETURN ( _MKSMALLINT(255) );
 #else
 # ifdef SYSV
@@ -402,9 +410,13 @@
 
 supportsIOInterrupts
     "return true, if the OS supports IO availability interrupts 
-     (i.e. SIGPOLL/SIGIO)."
+     (i.e. SIGPOLL/SIGIO).
+
+     Currently, this mechanism does not work at all ..."
 
 %{  /* NOCONTEXT */
+#ifdef NOTDEF
+
 #if defined(SIGPOLL) || defined(SIGIO)
 # if defined(F_GETFL) && defined(F_SETFL)
 #  if defined(FASYNC)
@@ -417,6 +429,8 @@
 #  endif
 # endif
 #endif
+
+#endif
 %}
 .
     ^ false
@@ -771,8 +785,8 @@
     dt.it_value.tv_sec = 0;
     dt.it_value.tv_usec = 1000;   /* 1000 Hz */
     setitimer(ITIMER_VIRTUAL, &dt, 0);
-# ifdef BSD
-#  ifndef SYSV4
+#ifndef SYSV4
+# if defined(BSD) || defined(HAS_SIGSETMASK)
     sigsetmask(0);
 #  endif
 # endif
@@ -824,8 +838,8 @@
     dt.it_value.tv_sec = _intVal(millis) / 1000;
     dt.it_value.tv_usec = (_intVal(millis) % 1000) * 1000;  
     setitimer(ITIMER_REAL, &dt, 0);
-# ifdef BSD
-#  ifndef SYSV4
+#ifndef SYSV4
+# if defined(BSD) || defined(HAS_SIGSETMASK)
     sigsetmask(0);
 #  endif
 # endif