mq_purge
mq_purge(&ni->ni_savedq);
if (mq_purge(&ni->ni_savedq) > 0) {
mq_purge(&ic->ic_mgtq);
mq_purge(&ic->ic_pwrsaveq);
mq_purge(&ic->ic_mgtq);
mq_purge(&ic->ic_pwrsaveq);