alq_getn
ale = alq_getn(alq->sc_alq_alq, len, ALQ_NOWAIT);
return (alq_getn(alq, alq->aq_entlen, flags));
ale = alq_getn(ieee80211_alq, len + sizeof(struct ieee80211_alq_rec),
log_buf = alq_getn(siftr_alq, MAX_LOG_MSG_LEN *
struct ale *alq_getn(struct alq *alq, int len, int flags);