if(opt_reverb_control == 3) {
if(opt_reverb_control == 3 || opt_effect_quality >= 2) {
void do_ch_reverb(int32* buf, int32 count){	if(opt_reverb_control == 3) {		do_freeverb(buf, count);	} else {		do_standard_reverb(buf, count);	}}