[src/trunk]: src/share/man/man9 mutex.9: fix markup (.Em not .Fn)

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

details:   https://anonhg.NetBSD.org/src/rev/6f5155b0dfde
branches:  trunk
changeset: 372669:6f5155b0dfde
user:      gutteridge <gutteridge%NetBSD.org@localhost>
date:      Sun Dec 18 23:38:42 2022 +0000

description:
mutex.9: fix markup (.Em not .Fn)

diffstat:

 share/man/man9/mutex.9 |  4 ++--
 1 files changed, 2 insertions(+), 2 deletions(-)

diffs (18 lines):

diff -r 60130861506f -r 6f5155b0dfde share/man/man9/mutex.9
--- a/share/man/man9/mutex.9    Sun Dec 18 15:56:27 2022 +0000
+++ b/share/man/man9/mutex.9    Sun Dec 18 23:38:42 2022 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: mutex.9,v 1.32 2022/08/20 14:17:36 riastradh Exp $
+.\"    $NetBSD: mutex.9,v 1.33 2022/12/18 23:38:42 gutteridge Exp $
 .\"
 .\" Copyright (c) 2007, 2009 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -203,7 +203,7 @@
 .Fn mutex_exit
 will not be reordered after it or delayed in a write buffer, and hence
 will
-.Fn happen before
+.Em happen before
 any subsequent
 .Fn mutex_enter
 to acquire the mutex even on another CPU or in an interrupt.