SNDRV_PCM_IOCTL_UNLINK  675 sound/core/pcm_compat.c 	case SNDRV_PCM_IOCTL_UNLINK:
SNDRV_PCM_IOCTL_UNLINK 2951 sound/core/pcm_native.c 	case SNDRV_PCM_IOCTL_UNLINK: