[src/trunk]: src/bin/sh Instead of removing markup as I did in the last commi...

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

details:   https://anonhg.NetBSD.org/src/rev/c6f076b874dc
branches:  trunk
changeset: 823161:c6f076b874dc
user:      abhinav <abhinav%NetBSD.org@localhost>
date:      Fri Apr 14 08:40:30 2017 +0000

description:
Instead of removing markup as I did in the last commit, use markup but properly.
Hint taken from FreeBSD man page.

ok wiz@

diffstat:

 bin/sh/sh.1 |  6 +++---
 1 files changed, 3 insertions(+), 3 deletions(-)

diffs (24 lines):

diff -r 0763c499b7ae -r c6f076b874dc bin/sh/sh.1
--- a/bin/sh/sh.1       Fri Apr 14 07:55:55 2017 +0000
+++ b/bin/sh/sh.1       Fri Apr 14 08:40:30 2017 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: sh.1,v 1.129 2017/04/03 14:08:37 abhinav Exp $
+.\"    $NetBSD: sh.1,v 1.130 2017/04/14 08:40:30 abhinav Exp $
 .\" Copyright (c) 1991, 1993
 .\"    The Regents of the University of California.  All rights reserved.
 .\"
@@ -1701,12 +1701,12 @@
 variable.
 The value of first or last or both are one of the following:
 .Bl -tag -width 5n
-.It [+]number
+.It Oo Cm + Oc Ns Ar number
 A positive number representing a command number; command numbers can be
 displayed with the
 .Fl l
 option.
-.It \-number
+.It Cm \- Ns Ar number
 A negative decimal number representing the command that was executed
 number of commands previously.
 For example, \-1 is the immediately previous command.