snd_seq_queue_timer  598 include/uapi/sound/asequencer.h #define SNDRV_SEQ_IOCTL_GET_QUEUE_TIMER	_IOWR('S', 0x45, struct snd_seq_queue_timer)
snd_seq_queue_timer  599 include/uapi/sound/asequencer.h #define SNDRV_SEQ_IOCTL_SET_QUEUE_TIMER	_IOW ('S', 0x46, struct snd_seq_queue_timer)