[src/trunk]: src/share/man/man9 Mark up NULL with Dv.

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

details:   https://anonhg.NetBSD.org/src/rev/84b5bf8519a5
branches:  trunk
changeset: 339883:84b5bf8519a5
user:      wiz <wiz%NetBSD.org@localhost>
date:      Sat Aug 15 16:39:58 2015 +0000

description:
Mark up NULL with Dv.

diffstat:

 share/man/man9/pci.9 |  22 ++++++++++++++++------
 1 files changed, 16 insertions(+), 6 deletions(-)

diffs (56 lines):

diff -r aef69351ca25 -r 84b5bf8519a5 share/man/man9/pci.9
--- a/share/man/man9/pci.9      Sat Aug 15 10:31:41 2015 +0000
+++ b/share/man/man9/pci.9      Sat Aug 15 16:39:58 2015 +0000
@@ -1,4 +1,4 @@
-.\"     $NetBSD: pci.9,v 1.40 2015/08/14 06:48:11 knakahara Exp $
+.\"     $NetBSD: pci.9,v 1.41 2015/08/15 16:39:58 wiz Exp $
 .\"
 .\" Copyright (c) 2001, 2003 The NetBSD Foundation, Inc.
 .\" All rights reserved.
@@ -450,11 +450,15 @@
 .Fa capid .
 If
 .Fa offsetp
-is not NULL, the register offset in configuration space is returned in
+is not
+.Dv NULL ,
+the register offset in configuration space is returned in
 .Fa offsetp .
 If
 .Fa valuep
-is not NULL, the value of the capability is returned in
+is not
+.Dv NULL ,
+the value of the capability is returned in
 .Fa valuep .
 The argument
 .Fa tag
@@ -472,11 +476,15 @@
 .Fa capid .
 If
 .Fa offsetp
-is not NULL, the register offset in configuration space is returned in
+is not
+.Dv NULL ,
+the register offset in configuration space is returned in
 .Fa offsetp .
 If
 .Fa valuep
-is not NULL, the value of the capability is returned in
+is not
+.Dv NULL ,
+the value of the capability is returned in
 .Fa valuep .
 The argument
 .Fa tag
@@ -563,7 +571,9 @@
 .Fa basep ,
 or
 .Fa sizep
-are NULL then
+are
+.Dv NULL
+then
 .Fn pci_mapreg_map
 does not define their return value.
 This function returns zero on success and non-zero on error.