mwl_key_set
(void) mwl_key_set(ic, &ic->ic_nw_keys[ic->ic_def_txkey], mac);
(void) mwl_key_set(ic, wk, ic->ic_macaddr);
static int mwl_key_set(struct ieee80211com *, const struct ieee80211_key *,
ic->ic_crypto.cs_key_set = mwl_key_set;