midictl_evt
int oplsyn_ctlnotice(midisyn *, midictl_evt, uint_fast8_t, uint_fast16_t);
midictl_evt evt, uint_fast8_t chan, uint_fast16_t key)
notify_no_one(void *cookie, midictl_evt evt,
midictl_notify(void *, midictl_evt, uint_fast8_t, uint_fast16_t);
midisyn_notify(void *cookie, midictl_evt evt,
int (*ctlnotice) (midisyn *, midictl_evt, uint_fast8_t, uint_fast16_t);