[src/trunk]: src/bin/ps Document the version ps first appeared.

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

details:   https://anonhg.NetBSD.org/src/rev/5c7edaa8da9f
branches:  trunk
changeset: 347012:5c7edaa8da9f
user:      sevan <sevan%NetBSD.org@localhost>
date:      Wed Aug 10 18:44:50 2016 +0000

description:
Document the version ps first appeared.

diffstat:

 bin/ps/ps.1 |  9 +++++++--
 1 files changed, 7 insertions(+), 2 deletions(-)

diffs (30 lines):

diff -r 8659a8b71d3b -r 5c7edaa8da9f bin/ps/ps.1
--- a/bin/ps/ps.1       Wed Aug 10 18:42:00 2016 +0000
+++ b/bin/ps/ps.1       Wed Aug 10 18:44:50 2016 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: ps.1,v 1.103 2014/01/15 09:24:31 wiz Exp $
+.\"    $NetBSD: ps.1,v 1.104 2016/08/10 18:44:50 sevan Exp $
 .\"
 .\" Copyright (c) 1980, 1990, 1991, 1993, 1994
 .\"    The Regents of the University of California.  All rights reserved.
@@ -29,7 +29,7 @@
 .\"
 .\"     @(#)ps.1       8.3 (Berkeley) 4/18/94
 .\"
-.Dd January 15, 2014
+.Dd August 10, 2016
 .Dt PS 1
 .Os
 .Sh NAME
@@ -701,6 +701,11 @@
 .Xr strftime 3 ,
 .Xr dev_mkdb 8 ,
 .Xr pstat 8
+.Sh HISTORY
+A
+.Nm
+utility appeared in
+.At v4 .
 .Sh BUGS
 Since
 .Nm