diff -urN iproute-2.6.20-070313/include/linux/netfilter_ipv4/ip_tables.h iproute-2.6.20-070313.new/include/linux/netfilter_ipv4/ip_tables.h
--- iproute-2.6.20-070313/include/linux/netfilter_ipv4/ip_tables.h	2007-03-13 22:50:56.000000000 +0100
+++ iproute-2.6.20-070313.new/include/linux/netfilter_ipv4/ip_tables.h	2007-06-13 19:50:04.000000000 +0200
@@ -112,7 +112,10 @@
 #define IPT_CONTINUE XT_CONTINUE
 #define IPT_RETURN XT_RETURN

+#include <linux/version.h> 
+#if LINUX_VERSION_CODE >= KERNEL_VERSION(2,6,0)
 #include <linux/netfilter/xt_tcpudp.h>
+#endif
 #define ipt_udp xt_udp
 #define ipt_tcp xt_tcp
 
