minijail: bring in network namespace loopback support

Changes:
7559dfe9ed16 minijail: bring up loopback interface in new net namespaces
531ec3747e71 build: pass down CC from make env

BUG=chromium:665649
TEST=`sudo ./minijail0 -r -v -p -e /sbin/ip a s` shows loopback as up

Change-Id: I1041da97fdf14aab741c35d8c36a24ebcc6589b1
Reviewed-on: https://chromium-review.googlesource.com/412420
Commit-Ready: Mike Frysinger <vapier@chromium.org>
Tested-by: Mike Frysinger <vapier@chromium.org>
Reviewed-by: Dylan Reid <dgreid@chromium.org>
1 file changed