Source position: pcm.inc line 338
type snd_pcm_tstamp_t = (
SND_PCM_TSTAMP_NONE = 0,
SND_PCM_TSTAMP_ENABLE,
SND_PCM_TSTAMP_MMAP = SND_PCM_TSTAMP_ENABLE,
SND_PCM_TSTAMP_LAST = SND_PCM_TSTAMP_ENABLE
);