EIB_FIND_LSB_SET
while ((inst = EIB_FIND_LSB_SET(av)) != -1) {
while ((inst = EIB_FIND_LSB_SET(av)) != -1) {
while ((inst = EIB_FIND_LSB_SET(av)) != -1) {
while ((inst = EIB_FIND_LSB_SET(av)) != -1) {
blk = EIB_FIND_LSB_SET(wp->wp_free_blks);
ndx = EIB_FIND_LSB_SET(wp->wp_free_wqes[blk]);
while ((inst = EIB_FIND_LSB_SET(ss->ei_zombie_vnics)) != -1) {
while ((inst = EIB_FIND_LSB_SET(ss->ei_rejoin_vnics)) != -1) {
bitpos = EIB_FIND_LSB_SET(nval);