IFBIF_LEARNING
do_bridgeflag(sock, bridge, argv[0], IFBIF_LEARNING,
if ((bif->bif_flags & IFBIF_LEARNING) != 0 &&
if (_bif->bif_flags & IFBIF_LEARNING)
bif->bif_flags = IFBIF_LEARNING | IFBIF_DISCOVER;