Index: src/openttd.cpp
===================================================================
--- src/openttd.cpp	(revision 18931)
+++ src/openttd.cpp	(working copy)
@@ -175,7 +175,7 @@
 		"  -P password         = Password to join company\n"
 		"  -D [ip][:port]      = Start dedicated server\n"
 		"  -l ip[:port]        = Redirect DEBUG()\n"
-#if !defined(__MORPHOS__) && !defined(__AMIGA__) && !defined(WIN32)
+#if !defined(__MORPHOS__) && !defined(__AMIGA__) && !defined(__WIN32__)
 		"  -f                  = Fork into the background (dedicated only)\n"
 #endif
 #endif /* ENABLE_NETWORK */