--- src/sys/sys/mbuf.h	2007/08/14 13:30:35	1.40
+++ src/sys/sys/mbuf.h	2007/08/16 20:03:54	1.41
@@ -569,6 +569,7 @@ m_getb(int len, int how, int type, int f
 /* struct ip6aux */
 #define	PACKET_TAG_IPFW_DIVERT			9 /* divert info */
 /* uint16_t */
+#define	PACKET_TAG_CARP                         28 /* CARP info */
 
 /*
  * As a temporary and low impact solution to replace the even uglier