[src/trunk]: src/lib/libc/gen Drop trailing space, mark up NULL with .Dv, break

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

details:   https://anonhg.NetBSD.org/src/rev/5c7f3d59c194
branches:  trunk
changeset: 543726:5c7f3d59c194
user:      wiz <wiz%NetBSD.org@localhost>
date:      Mon Mar 03 06:45:18 2003 +0000

description:
Drop trailing space, mark up NULL with .Dv, break
lines and add section to an xref.

diffstat:

 lib/libc/gen/pthread_atfork.3 |  17 +++++++++--------
 1 files changed, 9 insertions(+), 8 deletions(-)

diffs (59 lines):

diff -r 131e24d3ad2b -r 5c7f3d59c194 lib/libc/gen/pthread_atfork.3
--- a/lib/libc/gen/pthread_atfork.3     Mon Mar 03 06:41:51 2003 +0000
+++ b/lib/libc/gen/pthread_atfork.3     Mon Mar 03 06:45:18 2003 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: pthread_atfork.3,v 1.1 2003/02/13 02:50:51 nathanw Exp $
+.\"    $NetBSD: pthread_atfork.3,v 1.2 2003/03/03 06:45:18 wiz Exp $
 .\"
 .\" Copyright (c) 2003 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -62,7 +62,7 @@
 handler is called in the parent process after the fork has happened, and the
 .Ar child
 handler is called in the child process after the fork has happened.
-The 
+The
 .Ar parent
 and
 .Ar child
@@ -70,12 +70,14 @@
 .Ar prepare
 handlers are called in reverse of the order in which they were registerd.
 .Pp
-Any of the handlers given may be NULL.
+Any of the handlers given may be
+.Dv NULL .
 .Pp
 The intended use of
 .Fn pthread_atfork
-is to provide a consistent state to a child process from a multithreaded parent process where locks may be acquired and released asynchronously with respect to the
-.Xr fork
+is to provide a consistent state to a child process from a multithreaded parent
+process where locks may be acquired and released asynchronously with respect to the
+.Xr fork 2
 call.
 Each subsystem with locks that are used in a child process should register
 handlers with
@@ -84,7 +86,7 @@
 .Ar prepare
 handler and releases them in the
 .Ar parent
-handler. 
+handler.
 .Sh RETURN VALUES
 The
 .Fn pthread_atfork
@@ -112,7 +114,7 @@
 .Xr fork 2
 from a multithreaded process, it is only safe to call
 async-signal-safe functions until calling one of the
-.Xr exec 3 
+.Xr exec 3
 functions.
 The
 .Fn pthread_*
@@ -123,4 +125,3 @@
 .Sh BUGS
 There is no way to unregister a handler registered with
 .Fn pthread_atfork .
-