This code was used by the first incarnation of wg(4) and is dead ever
since f187d6dfbf has removed the latter
again. Moreover, this code matched iflib(4) like a square peg fits in
a round hole, was incomplete and despite some hacks still tailored to
VPC and wg(4) but not generic. In effect, this reverts the following:
09f6ff4f1a (w/ its "ancillary changes")
9aeca213241f93e931d90f9544d03e0dd691b412
Reviewed by: erj, kbowling
Differential Revision: <https://reviews.freebsd.org/D41196>
and remove non-present symbols that are now reported by kmod_syms.awk.
Reviewed by: emaste
Sponsored by: The FreeBSD Foundation
MFC after: 1 week
Differential revision: https://reviews.freebsd.org/D32878
iflib is already a module, but it is unconditionally compiled into the
kernel. There are drivers which do not need iflib(4), and there are
situations where somebody might not want iflib in kernel because of
using the corresponding driver as module.
Reviewed by: marius
Discussed with: erj
Sponsored by: The FreeBSD Foundation
MFC after: 2 weeks
Differential revision: https://reviews.freebsd.org/D19041
