oss_mixerinfo
oss_mixerinfo mi; /* mixer info */
ret = mixer_oss_mixerinfo(i_dev, (oss_mixerinfo *)arg);
return (mixer_oss_mixerinfo(i_dev, (oss_mixerinfo *)arg));
mixer_oss_mixerinfo_unavail(oss_mixerinfo *mi, int unit)
mixer_oss_mixerinfo(struct cdev *i_dev, oss_mixerinfo *mi)
int mixer_oss_mixerinfo(struct cdev *i_dev, oss_mixerinfo *mi);
#define SNDCTL_MIXERINFO _IOWR('X',10, oss_mixerinfo)