Index: src/OFHTTPServer.m
==================================================================
--- src/OFHTTPServer.m
+++ src/OFHTTPServer.m
@@ -279,11 +279,11 @@
 }
 
 - (int)fileDescriptorForWriting
 {
 	if (_socket == nil)
-		return INVALID_SOCKET;
+		return (int)INVALID_SOCKET;
 
 	return [_socket fileDescriptorForWriting];
 }
 @end