SNDRV_CTL_IOCTL_ELEM_UNLOCK  975 include/uapi/sound/asound.h #define SNDRV_CTL_IOCTL_ELEM_UNLOCK	_IOW('U', 0x15, struct snd_ctl_elem_id)
SNDRV_CTL_IOCTL_ELEM_UNLOCK  975 tools/include/uapi/sound/asound.h #define SNDRV_CTL_IOCTL_ELEM_UNLOCK	_IOW('U', 0x15, struct snd_ctl_elem_id)