diff -ru vfdecrypt-iphone/util.c vfdecrypt-iphone+iPhone/util.c
--- vfdecrypt-iphone/util.c	2007-08-12 22:02:19.000000000 +0000
+++ vfdecrypt-iphone+iPhone/util.c	2008-03-24 13:12:13.000000000 +0000
@@ -3,6 +3,7 @@
 #include <string.h>
 #include <unistd.h>
 
+#include <libkern/OSByteOrder.h>
 #include "util.h"
 
 void print_hex(uint8_t *data, uint32_t len)