[src/trunk]: src/share/man/man4 bpf(4): fix couple of overlooked markup nits

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

details:   https://anonhg.NetBSD.org/src/rev/c657d9ea9945
branches:  trunk
changeset: 373458:c657d9ea9945
user:      uwe <uwe%NetBSD.org@localhost>
date:      Sat Feb 11 12:44:49 2023 +0000

description:
bpf(4): fix couple of overlooked markup nits

diffstat:

 share/man/man4/bpf.4 |  8 +++++---
 1 files changed, 5 insertions(+), 3 deletions(-)

diffs (31 lines):

diff -r f271c3908c39 -r c657d9ea9945 share/man/man4/bpf.4
--- a/share/man/man4/bpf.4      Sat Feb 11 12:39:44 2023 +0000
+++ b/share/man/man4/bpf.4      Sat Feb 11 12:44:49 2023 +0000
@@ -1,6 +1,6 @@
 .\" -*- nroff -*-
 .\"
-.\"    $NetBSD: bpf.4,v 1.71 2023/02/11 12:39:44 uwe Exp $
+.\"    $NetBSD: bpf.4,v 1.72 2023/02/11 12:44:49 uwe Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1992, 1993, 1994
 .\"    The Regents of the University of California.  All rights reserved.
@@ -600,7 +600,9 @@
 .Sy ( BPF_B ) .
 Arithmetic overflow when calculating a variable offset terminates
 the filter program and the packet is ignored.
-The semantics of all the recognized BPF_LD instructions follow.
+The semantics of all the recognized
+.Sy BPF_LD
+instructions follow.
 .\" to make all instruction tables align nicely, use common max width
 .ds max-insn .Sy BPF_LDX + BPF_W + BPF_WWW
 .\"
@@ -677,7 +679,7 @@
 However, the jump always
 .Sy ( BPF_JA )
 opcode uses the 32 bit
-.Va k
+.Fa k
 field as the offset, allowing arbitrarily distant destinations.
 All conditionals use unsigned comparison conventions.
 .Bl -column "\*[max-insn]" -offset indent