637 	int retval;  in midi_open()  local
647 	retval = 0;  in midi_open()
651 			retval = ENXIO;  in midi_open()
653 			retval = EBUSY;  in midi_open()
654 		if (retval)  in midi_open()
659 			retval = ENXIO;  in midi_open()
661 			retval = EBUSY;  in midi_open()
662 		if (retval)  in midi_open()
689 	return retval;  in midi_open()
696 	int retval;  in midi_close()  local
710 		retval = ENXIO;  in midi_close()
729 	retval = 0;  in midi_close()
730 err:	return retval;  in midi_close()
742 	int retval;  in midi_read()  local
749 	retval = EIO;  in midi_read()
762 			retval = EWOULDBLOCK;  in midi_read()
767 			retval = msleep(&m->rchan, &m->qlock,  in midi_read()
773 			if (retval == EINTR)  in midi_read()
776 				retval = ENXIO;  in midi_read()
778 			if (retval)  in midi_read()
796 		retval = uiomove(buf, used, uio);  in midi_read()
797 		if (retval)  in midi_read()
804 	retval = 0;  in midi_read()
807 err0:	MIDI_DEBUG(4, printf("midi_read: ret %d\n", retval));  in midi_read()
808 	return retval;  in midi_read()
820 	int retval;  in midi_write()  local
825 	retval = 0;  in midi_write()
837 			retval = EWOULDBLOCK;  in midi_write()
843 			retval = msleep(&m->wchan, &m->qlock,  in midi_write()
849 			if (retval == EINTR)  in midi_write()
852 				retval = ENXIO;  in midi_write()
853 			if (retval)  in midi_write()
873 		retval = uiomove(buf, used, uio);  in midi_write()
874 		if (retval)  in midi_write()
888 	retval = 0;  in midi_write()
891 err0:	return retval;  in midi_write()
1080 	int retval;  in midisynth_open()  local
1091 	retval = 0;  in midisynth_open()
1095 			retval = ENXIO;  in midisynth_open()
1097 			retval = EBUSY;  in midisynth_open()
1098 		if (retval)  in midisynth_open()
1103 			retval = ENXIO;  in midisynth_open()
1105 			retval = EBUSY;  in midisynth_open()
1106 		if (retval)  in midisynth_open()
1135 	MIDI_DEBUG(2, printf("midisynth_open: return %d.\n", retval));  in midisynth_open()
1136 	return retval;  in midisynth_open()
1143 	int retval;  in midisynth_close()  local
1158 		retval = ENXIO;  in midisynth_close()
1177 	retval = 0;  in midisynth_close()
1178 err:	return retval;  in midisynth_close()
1189 	int retval;  in midisynth_writeraw()  local
1195 	retval = 0;  in midisynth_writeraw()
1218 			retval = msleep(&m->wchan, &m->qlock,  in midisynth_writeraw()
1224 			if (retval == EINTR)  in midisynth_writeraw()
1227 			if (retval)  in midisynth_writeraw()
1268 	retval = 0;  in midisynth_writeraw()
1271 err0:	return retval;  in midisynth_writeraw()
1409 	int retval;  in midi_unload()  local
1412 	retval = EBUSY;  in midi_unload()
1420 			retval = EBUSY;  in midi_unload()
1422 			retval = midi_destroy(m, 1);  in midi_unload()
1423 		if (retval)  in midi_unload()
1439 	if (retval)  in midi_unload()
1441 	return retval;  in midi_unload()
1449 	int retval;  in midi_modevent()  local
1451 	retval = 0;  in midi_modevent()
1455 		retval = midi_load();  in midi_modevent()
1456 		if (retval == 0)  in midi_modevent()
1457 			retval = seq_modevent(mod, type, data);  in midi_modevent()
1461 		retval = midi_unload();  in midi_modevent()
1462 		if (retval == 0)  in midi_modevent()
1463 			retval = seq_modevent(mod, type, data);  in midi_modevent()
1470 	return retval;  in midi_modevent()
1484 	int retval = 0;  in midimapper_open_locked()  local
1489 		retval++;  in midimapper_open_locked()
1492 	return retval;  in midimapper_open_locked()
1498 	int retval;  in midimapper_open()  local
1501 	retval = midimapper_open_locked(arg1, cookie);  in midimapper_open()
1504 	return retval;  in midimapper_open()
1517 	int retval = 0;  in midimapper_fetch_synth_locked()  local
1521 		if (unit == retval)  in midimapper_fetch_synth_locked()
1523 		retval++;  in midimapper_fetch_synth_locked()