[src/trunk]: src Use .Sy, not .Em, for bold-faced WARNING of impending doom.

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

details:   https://anonhg.NetBSD.org/src/rev/20a5e3466ef7
branches:  trunk
changeset: 846738:20a5e3466ef7
user:      riastradh <riastradh%NetBSD.org@localhost>
date:      Sat Nov 30 02:47:14 2019 +0000

description:
Use .Sy, not .Em, for bold-faced WARNING of impending doom.

Underline and, worse, italic aren't as good at catching the eye.

diffstat:

 share/man/man9/atomic_loadstore.9 |  4 ++--
 share/man/man9/uvm_hotplug.9      |  4 ++--
 usr.sbin/i2cscan/i2cscan.8        |  4 ++--
 usr.sbin/pcictl/pcictl.8          |  6 +++---
 4 files changed, 9 insertions(+), 9 deletions(-)

diffs (81 lines):

diff -r 49581b80ce08 -r 20a5e3466ef7 share/man/man9/atomic_loadstore.9
--- a/share/man/man9/atomic_loadstore.9 Sat Nov 30 02:38:44 2019 +0000
+++ b/share/man/man9/atomic_loadstore.9 Sat Nov 30 02:47:14 2019 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: atomic_loadstore.9,v 1.2 2019/11/30 02:38:44 riastradh Exp $
+.\"    $NetBSD: atomic_loadstore.9,v 1.3 2019/11/30 02:47:14 riastradh Exp $
 .\"
 .\" Copyright (c) 2019 The NetBSD Foundation
 .\" All rights reserved.
@@ -655,7 +655,7 @@
 functions like a acquire operation on
 .Fa obj .
 .Pp
-.Em WARNING :
+.Sy WARNING :
 The combination of
 .Fn atomic_load_relaxed
 and
diff -r 49581b80ce08 -r 20a5e3466ef7 share/man/man9/uvm_hotplug.9
--- a/share/man/man9/uvm_hotplug.9      Sat Nov 30 02:38:44 2019 +0000
+++ b/share/man/man9/uvm_hotplug.9      Sat Nov 30 02:47:14 2019 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: uvm_hotplug.9,v 1.4 2016/12/24 08:05:47 wiz Exp $
+.\"    $NetBSD: uvm_hotplug.9,v 1.5 2019/11/30 02:47:14 riastradh Exp $
 .\"
 .\" Copyright (c) 2016 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -95,7 +95,7 @@
 never be used after
 .Xr uvm_init 9 .
 .Pp
-.Em WARNING :
+.Sy WARNING :
 This is an experimental feature and should not be used in production
 environments.
 Furthermore, attempting to "hotplug" without
diff -r 49581b80ce08 -r 20a5e3466ef7 usr.sbin/i2cscan/i2cscan.8
--- a/usr.sbin/i2cscan/i2cscan.8        Sat Nov 30 02:38:44 2019 +0000
+++ b/usr.sbin/i2cscan/i2cscan.8        Sat Nov 30 02:47:14 2019 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: i2cscan.8,v 1.6 2015/11/26 23:29:05 wiz Exp $
+.\"    $NetBSD: i2cscan.8,v 1.7 2019/11/30 02:47:14 riastradh Exp $
 .\"
 .\" Copyright (c) 2011, 2013 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -61,7 +61,7 @@
 scan using 1 byte reads instead of quick writes.
 .El
 .Pp
-.Em WARNING !
+.Sy WARNING :
 Using this utility can access some devices in such a
 manner as to leave them in an unstable or unusable state.
 It can also lock up the entire
diff -r 49581b80ce08 -r 20a5e3466ef7 usr.sbin/pcictl/pcictl.8
--- a/usr.sbin/pcictl/pcictl.8  Sat Nov 30 02:38:44 2019 +0000
+++ b/usr.sbin/pcictl/pcictl.8  Sat Nov 30 02:47:14 2019 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: pcictl.8,v 1.19 2016/09/27 16:44:04 mrg Exp $
+.\"    $NetBSD: pcictl.8,v 1.20 2019/11/30 02:47:14 riastradh Exp $
 .\"
 .\" Copyright 2001 Wasabi Systems, Inc.
 .\" All rights reserved.
@@ -96,7 +96,7 @@
 PCI bus specified on the command line.
 If the function is not specified, it defaults to 0.
 .Pp
-.Em WARNING :
+.Sy WARNING :
 .Nm
 .Cm read
 is a dangerous command that can damage hardware and panic the operating
@@ -118,7 +118,7 @@
 PCI bus specified on the command line.
 If the function is not specified, it defaults to 0.
 .Pp
-.Em WARNING :
+.Sy WARNING :
 .Nm
 .Cm write
 is a dangerous command that can damage hardware and panic the operating