--- a/NonPositionableExternalStream.st	Sat Aug 13 06:52:18 2016 +0200
+++ b/NonPositionableExternalStream.st	Tue Aug 23 09:54:28 2016 +0100
@@ -221,13 +221,13 @@
 !
 
 writeError:errorNumber
-    "report an error, that some write error occured.
+    "report an error, that some write error occurred.
      Redefined to care for writeErrors on stdout and stderr,
      which happens under linux, if the console is closed while I am running.
      In this case, we ignore the error."
 
     ((self == Stderr) or:[self == Stdout]) ifTrue:[
-	^ self
+        ^ self
     ].
     super writeError:errorNumber
 ! !
@@ -462,7 +462,7 @@
 
     "setup for writing to stderr"
 
-    mode := #writeonly. "since stderr may be redirected to a pipe, reading is forbidden"    
+    mode := #writeonly. "since stderr may be redirected to a pipe, reading is forbidden"
     buffered := false.
     position := 0.      "only writing - can keep track of position"
     handle := self handleForStderr.
@@ -607,7 +607,7 @@
                 binary := wasBinary.
                 ^ answerStream contents.
             ].
-            char notNil ifTrue:[    
+            char notNil ifTrue:[
                 answerStream nextPut:char.
             ].
         ].
@@ -656,7 +656,7 @@
 
 upTo:anObject into:aStream
     "read a collection of all objects up-to anObject and append these
-     elements to aStream, but excluding anObject. 
+     elements to aStream, but excluding anObject.
      The next read operation will return the element after anObject.
      (i.e. anObject is considered a separator, which is skipped)
      Similar to #through:, but the matching object is not included in the returned collection.