[src/trunk]: src/lib/libpthread Use similar markup than in pthread_mutex_init...

[jruoho <jruoho%NetBSD.org@localhost>]

details:   https://anonhg.NetBSD.org/src/rev/0d603946f5f7
branches:  trunk
changeset: 755020:0d603946f5f7
user:      jruoho <jruoho%NetBSD.org@localhost>
date:      Thu May 20 04:47:38 2010 +0000

description:
Use similar markup than in pthread_mutex_init(3) etc. with the initializer
macro. Improve wording slightly.

diffstat:

 lib/libpthread/pthread_once.3 |  17 ++++++++---------
 1 files changed, 8 insertions(+), 9 deletions(-)

diffs (47 lines):

diff -r 2038ef2dc1f0 -r 0d603946f5f7 lib/libpthread/pthread_once.3
--- a/lib/libpthread/pthread_once.3     Thu May 20 04:41:11 2010 +0000
+++ b/lib/libpthread/pthread_once.3     Thu May 20 04:47:38 2010 +0000
@@ -1,4 +1,4 @@
-.\" $NetBSD: pthread_once.3,v 1.5 2010/05/16 12:36:32 jruoho Exp $
+.\" $NetBSD: pthread_once.3,v 1.6 2010/05/20 04:47:38 jruoho Exp $
 .\"
 .\" Copyright (c) 2002 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -55,7 +55,7 @@
 .\"
 .\" $FreeBSD: src/lib/libpthread/man/pthread_once.3,v 1.14 2002/09/16 19:29:29 mini Exp $
 .\"
-.Dd May 16, 2010
+.Dd May 20, 2010
 .Dt PTHREAD_ONCE 3
 .Os
 .Sh NAME
@@ -65,12 +65,10 @@
 .Lb libpthread
 .Sh SYNOPSIS
 .In pthread.h
-.Pp
-pthread_once_t
-.Fa once_control
-= PTHREAD_ONCE_INIT;
 .Ft int
 .Fn pthread_once "pthread_once_t *once_control" "void (*init_routine)(void)"
+.Pp
+.Va pthread_once_t once_control = Dv PTHREAD_ONCE_INIT;
 .Sh DESCRIPTION
 The first call to
 .Fn pthread_once
@@ -108,9 +106,10 @@
 .Pp
 The constant
 .Dv PTHREAD_ONCE_INIT
-is defined by header
-.In pthread.h .
-.Pp
+initializes the static once synchronization control structure
+.Fa once_control
+to be used with
+.Fn pthread_once .
 The behavior of
 .Fn pthread_once
 is undefined if