IFBIF_DESIGNATED
bif->bif_flags &= ~IFBIF_DESIGNATED;
(bif->bif_flags & IFBIF_DESIGNATED)) {
(bif->bif_flags & IFBIF_DESIGNATED))) {
bif->bif_flags &= ~(IFBIF_DESIGNATED | IFBIF_ROOT);
bif->bif_flags |= IFBIF_DESIGNATED;
root_port->bif_flags |= IFBIF_DESIGNATED | IFBIF_ROOT;
} else if (bif->bif_flags & IFBIF_DESIGNATED) {
bif->bif_flags |= IFBIF_DESIGNATED;
if (bif->bif_flags & IFBIF_DESIGNATED) {
bif->bif_flags &= ~IFBIF_DESIGNATED;
} else if (bif->bif_flags & IFBIF_DESIGNATED) {
#define IFBIF_KEEPMASK (IFBIF_SPAN | IFBIF_DESIGNATED | IFBIF_ROOT)