--- util/fusermount.c	2012-07-10 00:18:25.228755618 +0200
+++ util/fusermount.c	2012-07-10 00:17:47.574226365 +0200
@@ -9,6 +9,7 @@
 
 #include <config.h>
 
+#define _GNU_SOURCE /* for clone */
 #include "mount_util.h"
 #include <stdio.h>
 #include <stdlib.h>