SEQUENCER_TMR_TIMEBASE
error = ioctlf(fp, SEQUENCER_TMR_TIMEBASE, &idat);
case SEQUENCER_TMR_TIMEBASE:
if (ioctl(fd, SEQUENCER_TMR_TIMEBASE, &(int){ticks}) < 0)
if (ioctl(fd, SEQUENCER_TMR_TIMEBASE, &(int){5*ticks}) < 0)
if (ioctl(midifd, SEQUENCER_TMR_TIMEBASE, ¬es_per_beat) < 0) {