SEQ_ECHAN         688 dev/sequencer.c 	chan = SEQ_ECHAN(b);
SEQ_ECHAN         734 dev/sequencer.c 	chan = SEQ_ECHAN(b);
SEQ_ECHAN         948 dev/sequencer.c 		SEQ_ECHAN(ev) = chan;
SEQ_ECHAN         966 dev/sequencer.c 		SEQ_ECHAN(ev) = chan;