--- src/sys/sys/mbuf.h	2006/05/20 02:42:13	1.33
+++ src/sys/sys/mbuf.h	2006/05/20 06:32:41	1.34
@@ -49,6 +49,9 @@
 #ifndef _SYS_QUEUE_H_
 #include <sys/queue.h>
 #endif
+#ifndef _NET_NETISR_H_
+#include <net/netisr.h>
+#endif
 
 /*
  * Mbufs are of a single size, MSIZE (machine/param.h), which
@@ -80,6 +83,7 @@ struct m_hdr {
 	int	mh_len;			/* amount of data in this mbuf */
 	short	mh_type;		/* type of data in this mbuf */
 	short	mh_flags;		/* flags; see below */
+	struct netmsg_packet mh_netmsg;	/* hardware->proto stack msg */
 };
 
 /*