ieee80211_ratectl
void ieee80211_ratectl_register(int, const struct ieee80211_ratectl *);
const struct ieee80211_ratectl *iv_rate;
static const struct ieee80211_ratectl amrr = {
static const struct ieee80211_ratectl *ratectls[IEEE80211_RATECTL_MAX];
ieee80211_ratectl_register(int type, const struct ieee80211_ratectl *ratectl)
static const struct ieee80211_ratectl none = {
static const struct ieee80211_ratectl rssadapt = {