[src/trunk]: src/lib/libc/sys Use Xr.

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

details:   https://anonhg.NetBSD.org/src/rev/5d979d8238c4
branches:  trunk
changeset: 451927:5d979d8238c4
user:      wiz <wiz%NetBSD.org@localhost>
date:      Wed Jun 12 10:09:26 2019 +0000

description:
Use Xr.

diffstat:

 lib/libc/sys/ptrace.2 |  5 +++--
 1 files changed, 3 insertions(+), 2 deletions(-)

diffs (19 lines):

diff -r 5ccf12d45cdb -r 5d979d8238c4 lib/libc/sys/ptrace.2
--- a/lib/libc/sys/ptrace.2     Wed Jun 12 10:03:28 2019 +0000
+++ b/lib/libc/sys/ptrace.2     Wed Jun 12 10:09:26 2019 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: ptrace.2,v 1.71 2019/06/11 23:27:46 kamil Exp $
+.\"    $NetBSD: ptrace.2,v 1.72 2019/06/12 10:09:26 wiz Exp $
 .\"
 .\" This file is in the public domain.
 .Dd June 12, 2019
@@ -459,7 +459,8 @@
 .It PTRACE_LWP_EXIT
 Report thread termination.
 .It PTRACE_POSIX_SPAWN
-Report posix_spawn(3).
+Report
+.Xr posix_spawn 3 .
 .El
 .Pp
 The