[src/trunk]: src/share/man/man4 Simplify markup a bit.

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

details:   https://anonhg.NetBSD.org/src/rev/6fcc4a4c6b11
branches:  trunk
changeset: 523727:6fcc4a4c6b11
user:      wiz <wiz%NetBSD.org@localhost>
date:      Fri Mar 15 00:09:43 2002 +0000

description:
Simplify markup a bit.

diffstat:

 share/man/man4/gif.4 |  20 ++++++++------------
 1 files changed, 8 insertions(+), 12 deletions(-)

diffs (51 lines):

diff -r 265a5e911775 -r 6fcc4a4c6b11 share/man/man4/gif.4
--- a/share/man/man4/gif.4      Thu Mar 14 23:17:00 2002 +0000
+++ b/share/man/man4/gif.4      Fri Mar 15 00:09:43 2002 +0000
@@ -1,4 +1,4 @@
-.\"    $NetBSD: gif.4,v 1.20 2002/03/14 21:29:02 kleink Exp $
+.\"    $NetBSD: gif.4,v 1.21 2002/03/15 00:09:43 wiz Exp $
 .\"    $KAME: gif.4,v 1.24 2001/02/20 12:54:01 itojun Exp $
 .\"
 .\" Copyright (C) 1995, 1996, 1997, and 1998 WIDE Project.
@@ -106,20 +106,16 @@
 .Dv IFF_LINK1 ,
 .Nm
 will copy ECN bits
-.Po
-.Dv 0x02
+.Dv ( 0x02
 and
 .Dv 0x01
-on IPv4 TOS byte or IPv6 traffic class byte
-.Pc
+on IPv4 TOS byte or IPv6 traffic class byte)
 on egress and ingress, as follows:
 .Bl -tag -width "Ingress" -offset indent
 .It Ingress
 Copy TOS bits except for ECN CE
-.Po
-masked with
-.Dv 0xfe
-.Pc
+(masked with
+.Dv 0xfe )
 from
 inner to outer.
 set ECN CE bit to
@@ -142,13 +138,13 @@
 .Pp
 When the inner packet is IPv4, the protocol field of the outer packet
 is 4
-.Po Dv IPPROTO_IPV4 Pc .
+.Dv ( IPPROTO_IPV4 ) .
 When the inner packet is IPv6, the protocol field of the outer packet
 is 41
-.Po Dv IPPROTO_IPV6 Pc .
+.Dv ( IPPROTO_IPV6 ) .
 When the inner packet is ISO CNLP, the protocol field of the outer packet
 is 80
-.Po Dv IPPROTO_EON Pc .
+.Dv ( IPPROTO_EON ) .
 .Ss Security
 Malicious party may try to circumvent security filters by using
 tunnelled packets.