diff -ruN ipt-orig/extensions/libxt_esp.c ipt-new/extensions/libxt_esp.c
--- ipt-orig/extensions/libxt_esp.c	2008-08-18 14:55:57.000000000 -0700
+++ ipt-new/extensions/libxt_esp.c	2008-08-19 08:16:38.000000000 -0700
@@ -5,6 +5,8 @@
 #include <stdlib.h>
 #include <getopt.h>
 #include <errno.h>
+#include <limits.h>
+
 #include <xtables.h>
 #include <linux/netfilter/xt_esp.h>
 
diff -ruN ipt-orig/extensions/libxt_owner.c ipt-new/extensions/libxt_owner.c
--- ipt-orig/extensions/libxt_owner.c	2008-08-18 14:55:57.000000000 -0700
+++ ipt-new/extensions/libxt_owner.c	2008-08-19 08:16:58.000000000 -0700
@@ -12,6 +12,7 @@
 #include <stdio.h>
 #include <stdlib.h>
 #include <string.h>
+#include <limits.h>
 
 #include <xtables.h>
 #include <linux/netfilter/xt_owner.h>
diff -ruN ipt-orig/extensions/libxt_time.c ipt-new/extensions/libxt_time.c
--- ipt-orig/extensions/libxt_time.c	2008-08-18 14:55:57.000000000 -0700
+++ ipt-new/extensions/libxt_time.c	2008-08-19 08:17:33.000000000 -0700
@@ -18,6 +18,8 @@
 #include <stdlib.h>
 #include <stddef.h>
 #include <time.h>
+#include <limits.h>
+
 #include <linux/netfilter/xt_time.h>
 #include <xtables.h>
 #define ARRAY_SIZE(x) (sizeof(x) / sizeof(*x))