git: ifconfig(8): Add option -n to disable auto module loading

[Aaron LI]

commit 13d73250676eae52cdf84768cfcf9c792b81d01b
Author: Aaron LI <***@aaronly.me>
Date: Tue Nov 27 12:05:58 2018 +0800

ifconfig(8): Add option -n to disable auto module loading

This option may be used by rc scripts to disable the auto loading of
network modules when try to configure/stop a non-existent interface.
e.g., `ifconfig tap0` will auto load `if_tap.ko` when `tap0` doesn't
exist yet.

Taken-from: FreeBSD (r169873)

Summary of changes:
sbin/ifconfig/ifconfig.8 | 11 ++++++++++-
sbin/ifconfig/ifconfig.c | 17 +++++++++++++----
2 files changed, 23 insertions(+), 5 deletions(-)

http://gitweb.dragonflybsd.org/dragonfly.git/commitdiff/13d73250676eae52cdf84768cfcf9c792b81d01b