--- MoBlock-0.8/MoBlock.c.orig	2008-08-15 14:41:49.000000000 -0400
+++ MoBlock-0.8/MoBlock.c	2008-08-15 14:43:45.000000000 -0400
@@ -32,6 +32,7 @@
 #include <netinet/udp.h>
 #include <sys/socket.h>
 #include <arpa/inet.h>
+#include <limits.h>
 #include <linux/netfilter_ipv4.h>
 #include <signal.h>
 #include <regex.h>
