From d76be03b00ae89c9ba33468bd362d54093d2530d Mon Sep 17 00:00:00 2001
From: trhodes <trhodes@FreeBSD.org>
Date: Mon, 5 Jan 2009 12:18:46 +0000
Subject: Note that the protocol argument can be set to 0.

PR:		127890
Reviewed by:	rwatson
---
 lib/libc/sys/socket.2 | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'lib/libc')

diff --git a/lib/libc/sys/socket.2 b/lib/libc/sys/socket.2
index ce4c1fb..dae33d0 100644
--- a/lib/libc/sys/socket.2
+++ b/lib/libc/sys/socket.2
@@ -28,7 +28,7 @@
 .\"     From: @(#)socket.2	8.1 (Berkeley) 6/4/93
 .\" $FreeBSD$
 .\"
-.Dd August 4, 2008
+.Dd January 5, 2009
 .Dt SOCKET 2
 .Os
 .Sh NAME
@@ -131,6 +131,11 @@ in which communication
 is to take place; see
 .Xr protocols 5 .
 .Pp
+The
+.Fa protocol
+argument may be set to zero (0) to request the default
+implementation of a socket type for the protocol, if any.
+.Pp
 Sockets of type
 .Dv SOCK_STREAM
 are full-duplex byte streams, similar
-- 
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