ieee80211_alloc_node
in = ieee80211_alloc_node(ic, nt, wh->i_addr3);
in = ieee80211_alloc_node(ic, &ic->ic_sta, ic->ic_macaddr);
in = ieee80211_alloc_node(ic, &ic->ic_scan, ic->ic_macaddr);
in = ieee80211_alloc_node(ic, nt, macaddr);
ieee80211_node_t *ieee80211_alloc_node(ieee80211com_t *,