--- a/Win32OperatingSystem.st	Mon Oct 29 18:18:01 2018 +0100
+++ b/Win32OperatingSystem.st	Tue Oct 30 10:55:27 2018 +0100
@@ -7191,6 +7191,17 @@
     "Modified: / 19-12-2006 / 11:48:15 / User"
 ! !
 
+!Win32OperatingSystem class methodsFor:'interprocess communication'!
+
+shutdownBidirectionalPipeOutput:fileDescriptor
+    "inform the other end of the bidirectional pipe represented by fileDescriptor, that
+     we will send no more data to the pipe, i.e. EOF is reached"
+
+    "/ TODO: add the implementation for Windows
+
+    "Created: / 30-10-2018 / 10:47:10 / Maren"
+! !
+
 !Win32OperatingSystem class methodsFor:'interrupts & signals'!
 
 blockingTest