--- a/AbstractOperatingSystem.st	Tue Jan 10 13:26:39 2017 +0000
+++ b/AbstractOperatingSystem.st	Thu Jan 12 09:42:50 2017 +0000
@@ -1,5 +1,3 @@
-"{ Encoding: utf8 }"
-
 "
  COPYRIGHT (c) 1988 by Claus Gittinger
 	      All Rights Reserved
@@ -946,7 +944,7 @@
      Use #monitorPid:action: for synchronization and exec status return,
      or #killProcess: to stop it."
 
-    |nullStream in out err shellAndArgs rslt auxFd|
+    |nullStream in out err shellAndArgs pid auxFd|
 
     aCommandString isNil ifTrue:[^ nil].
 
@@ -967,7 +965,7 @@
 
     shellAndArgs := self commandAndArgsForOSCommand:aCommandString.
 
-    rslt := self
+    pid := self
         exec:(shellAndArgs at:1)
         withArguments:(shellAndArgs at:2)
         environment:anEvironmentDictionary
@@ -984,7 +982,7 @@
         nullStream close.
     ].
 
-    ^ rslt
+    ^ pid
 
     "blocking at current prio (i.e. only higher prio threads execute):