--- ./util.c.orig	2011-05-11 20:12:27.000000000 +0200
+++ ./util.c	2011-05-11 20:12:53.000000000 +0200
@@ -32,6 +32,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <sys/socket.h>
 #include <sys/stat.h>
 #include <sys/types.h>
 #include <time.h>