--- zzzz-none-000/linux-2.6.32.61/include/linux/netfilter/xt_limit.h	2013-06-10 09:43:48.000000000 +0000
+++ ar10-7272-687/linux-2.6.32.61/include/linux/netfilter/xt_limit.h	2011-07-20 07:23:51.000000000 +0000
@@ -20,5 +20,8 @@
 	__u32 credit_cap, cost;
 
 	struct xt_limit_priv *master;
+#ifdef CONFIG_LTQ_NF_ADDONS
+       u_int8_t  invert; /* Invert: added mainly for synflood ipt_synflood */
+#endif
 };
 #endif /*_XT_RATE_H*/