SNDCTL_DSP_SPEED
if (ioctl(hd, SNDCTL_DSP_SPEED, &tmp) == -1) {
err = ioctl(audio_fd, SNDCTL_DSP_SPEED, &rate);
SNDCTL_DSP_SPEED,
{ (uint_t)SNDCTL_DSP_SPEED, "SNDCTL_DSP_SPEED", NULL }, /* 2 */
case SNDCTL_DSP_SPEED: