diff --git a/libs/xmlrpc-c/tools/xmlrpc_transport/xmlrpc_transport.c b/libs/xmlrpc-c/tools/xmlrpc_transport/xmlrpc_transport.c
index eddf967f40..0fe671da83 100644
--- a/libs/xmlrpc-c/tools/xmlrpc_transport/xmlrpc_transport.c
+++ b/libs/xmlrpc-c/tools/xmlrpc_transport/xmlrpc_transport.c
@@ -2,7 +2,7 @@
    an XML-RPC call.
 */
 
-#define _GNU_SOURCE
+//#define _GNU_SOURCE
 
 #include <stdlib.h>
 #include <stdio.h>