[src/trunk]: src/lib/libc/gen Fix typo; ".Lx" should be ".Nx"

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

details:   https://anonhg.NetBSD.org/src/rev/39afa13cf070
branches:  trunk
changeset: 349420:39afa13cf070
user:      rin <rin%NetBSD.org@localhost>
date:      Sat Dec 10 14:13:29 2016 +0000

description:
Fix typo; ".Lx" should be ".Nx"

diffstat:

 lib/libc/gen/exec.3 |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (16 lines):

diff -r 382becd5356e -r 39afa13cf070 lib/libc/gen/exec.3
--- a/lib/libc/gen/exec.3       Sat Dec 10 14:06:44 2016 +0000
+++ b/lib/libc/gen/exec.3       Sat Dec 10 14:13:29 2016 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: exec.3,v 1.26 2014/09/27 16:42:07 wiz Exp $
+.\"    $NetBSD: exec.3,v 1.27 2016/12/10 14:13:29 rin Exp $
 .\"
 .\" Copyright (c) 1991, 1993
 .\"    The Regents of the University of California.  All rights reserved.
@@ -284,5 +284,5 @@
 function appeared first in QNX and the
 .Fn execvpe
 function exists on both
-.Lx
+.Nx
 and QNX.