SNDRV_PCM_IOCTL_HWSYNC  586 include/uapi/sound/asound.h #define SNDRV_PCM_IOCTL_HWSYNC		_IO('A', 0x22)
SNDRV_PCM_IOCTL_HWSYNC  586 tools/include/uapi/sound/asound.h #define SNDRV_PCM_IOCTL_HWSYNC		_IO('A', 0x22)