SNDRV_CTL_ELEM_TYPE_NONE  840 include/uapi/sound/asound.h #define	SNDRV_CTL_ELEM_TYPE_NONE	((__force snd_ctl_elem_type_t) 0) /* invalid */
SNDRV_CTL_ELEM_TYPE_NONE  840 tools/include/uapi/sound/asound.h #define	SNDRV_CTL_ELEM_TYPE_NONE	((__force snd_ctl_elem_type_t) 0) /* invalid */