CHANNEL_HT
flags |= CHANNEL_HT;
flags |= CHANNEL_HT40PLUS | CHANNEL_HT;
flags |= CHANNEL_HT40MINUS | CHANNEL_HT;
mode_diff = !!(flags_diff & ~CHANNEL_HT);
((chan->channelFlags ^ ah->curchan->channelFlags) & ~CHANNEL_HT))
#define IS_CHAN_HT(_c) ((_c)->channelFlags & CHANNEL_HT)