Index: src/OFStream.m
==================================================================
--- src/OFStream.m
+++ src/OFStream.m
@@ -56,11 +56,11 @@
 #define MIN_READ_SIZE 512
 
 @implementation OFStream
 @synthesize of_waitingForDelimiter = _waitingForDelimiter;
 
-#if !defined(OF_WINDOWS) && !defined(OF_MORPHOS)
+#if defined(SIGPIPE) && defined(SIG_IGN)
 + (void)initialize
 {
 	if (self == [OFStream class])
 		signal(SIGPIPE, SIG_IGN);
 }