[src/trunk]: src/share/man/man4 bpf.4: amend caveat about what types of links...

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

details:   https://anonhg.NetBSD.org/src/rev/a074c1ec5ff5
branches:  trunk
changeset: 990039:a074c1ec5ff5
user:      gutteridge <gutteridge%NetBSD.org@localhost>
date:      Sun Oct 24 17:46:06 2021 +0000

description:
bpf.4: amend caveat about what types of links can be written to

Try to be clearer about what's supported. A peripheral issue noted in
PR pkg/55446.

diffstat:

 share/man/man4/bpf.4 |  7 ++++---
 1 files changed, 4 insertions(+), 3 deletions(-)

diffs (30 lines):

diff -r c02391d2929d -r a074c1ec5ff5 share/man/man4/bpf.4
--- a/share/man/man4/bpf.4      Sun Oct 24 17:30:19 2021 +0000
+++ b/share/man/man4/bpf.4      Sun Oct 24 17:46:06 2021 +0000
@@ -1,6 +1,6 @@
 .\" -*- nroff -*-
 .\"
-.\"    $NetBSD: bpf.4,v 1.63 2020/06/12 20:58:43 wiz Exp $
+.\"    $NetBSD: bpf.4,v 1.64 2021/10/24 17:46:06 gutteridge Exp $
 .\"
 .\" Copyright (c) 1990, 1991, 1992, 1993, 1994
 .\"    The Regents of the University of California.  All rights reserved.
@@ -24,7 +24,7 @@
 .\" This document is derived in part from the enet man page (enet.4)
 .\" distributed with 4.3BSD Unix.
 .\"
-.Dd June 11, 2020
+.Dd October 24, 2021
 .Dt BPF 4
 .Os
 .Sh NAME
@@ -75,7 +75,8 @@
 .Nm
 file descriptor.
 The writes are unbuffered, meaning only one packet can be processed per write.
-Currently, only writes to Ethernets and SLIP links are supported.
+Currently, only writes to Ethernet-based (including Wi-Fi) and SLIP
+links are supported.
 .Sh IOCTLS
 The
 .Xr ioctl 2