if (ic->ic_aid_bitmap != NULL) FREE(ic->ic_aid_bitmap, M_DEVBUF);
ieee80211_node_detach(struct ifnet *ifp){	struct ieee80211com *ic = (void *)ifp;	if (ic->ic_bss != NULL)		(*ic->ic_node_free)(ic, ic->ic_bss);	ieee80211_free_allnodes(ic);#ifdef __FreeBSD__	IEEE80211_NODE_LOCK_DESTROY(ic);#endif}