diff -ru orig/MoBlock-0.8/MoBlock.c new/MoBlock-0.8/MoBlock.c
--- orig/MoBlock-0.8/MoBlock.c	2009-09-03 13:41:05.216725283 -0500
+++ new/MoBlock-0.8/MoBlock.c	2009-09-03 13:41:17.353386581 -0500
@@ -24,6 +24,7 @@
 
 #include <stdio.h>
 #include <stdlib.h>
+#include <limits.h>
 #include <unistd.h>
 #include <netinet/in.h>
 #include <string.h>