rt2661_node
struct rt2661_node *rn;
rn = malloc(sizeof (struct rt2661_node), M_80211_NODE,
struct rt2661_node *rn = (struct rt2661_node *)ni;
ieee80211_amrr_node_init(&sc->amrr, &((struct rt2661_node *)ni)->amn);
struct rt2661_node *rn;
rn = (struct rt2661_node *)data->ni;