--- a/UnixOperatingSystem.st	Thu Jun 30 16:59:56 2016 +0200
+++ b/UnixOperatingSystem.st	Thu Jun 30 17:07:18 2016 +0200
@@ -3569,7 +3569,7 @@
      The following will no longer work. monitorPid has disappeared
 
      pid notNil ifTrue:[
-         Processor monitorPid:pid action:[:OSstatus | sema signal ].
+         Processor monitorPid:pid action:[:osStatus | sema signal ].
      ].
      in close.
      out close.
@@ -3577,7 +3577,38 @@
      sema wait.
      Transcript showCR:'finished'
     "
-
+    
+    "
+     |pid sema|
+
+     sema := Semaphore new.
+
+     Processor 
+            monitor:[
+                pid := OperatingSystem startProcess:'(sleep 2; ls -l) > out 2>err'
+            ]
+            action:[:osStatus | sema signal ].
+
+     sema wait.
+     Transcript showCR:'finished'
+    "
+
+    "
+     |pid sema|
+
+     sema := Semaphore new.
+
+     Processor 
+            monitor:[
+                pid := OperatingSystem startProcess:'(sleep 1; echo 1; sleep 9; ls -l) > out 2>err'
+            ]
+            action:[:osStatus | sema signal ].
+   
+     Delay waitForSeconds:2.
+     OperatingSystem terminateProcess:pid.
+     Transcript showCR:'terminated'
+    "
+    
     "Modified: / 21.3.1997 / 10:04:35 / dq"
     "Modified: / 15.7.1997 / 16:03:51 / stefan"
     "Modified: / 5.6.1998 / 19:03:51 / cg"