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===================================================================
RCS file: /ftp/cvs/cvsroot/src/sys/sys/socket.h,v
retrieving revision 1.100.2.1
retrieving revision 1.100.2.2
diff -u -p -r1.100.2.1 -r1.100.2.2
--- src/sys/sys/socket.h	2012/04/17 00:08:53	1.100.2.1
+++ src/sys/sys/socket.h	2012/10/30 17:22:57	1.100.2.2
@@ -1,4 +1,4 @@
-/*	$NetBSD: socket.h,v 1.100.2.1 2012/04/17 00:08:53 yamt Exp $	*/
+/*	$NetBSD: socket.h,v 1.100.2.2 2012/10/30 17:22:57 yamt Exp $	*/
 
 /*
  * Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -495,6 +495,12 @@ struct msghdr {
 #if defined(_NETBSD_SOURCE)
 #define	MSG_CMSG_CLOEXEC 0x0800		/* close on exec receiving fd */
 #define	MSG_NBIO	0x1000		/* use non-blocking I/O */
+#define	MSG_WAITFORONE	0x2000		/* recvmmsg() wait for one message */
+
+struct mmsghdr {
+	struct msghdr msg_hdr;
+	unsigned int msg_len;
+};
 #endif
 
 /* Extra flags used internally only */
@@ -629,6 +635,13 @@ __RENAME(__socket30)
 #endif
 			     ;
 int	socketpair(int, int, int, int *);
+
+#if defined(_NETBSD_SOURCE)
+int	sendmmsg(int, struct mmsghdr *, unsigned int, unsigned int);
+struct timespec;
+int	recvmmsg(int, struct mmsghdr *, unsigned int, unsigned int,
+    struct timespec *);
+#endif
 __END_DECLS
 #endif /* !_KERNEL */