_PATH_AUDIOCTL
{ _PATH_AUDIOCTL, PATH_DEV },
const char *deffile = _PATH_AUDIOCTL;
_PATH_AUDIOCTL "%u", adev->unit);
unlink(_PATH_AUDIOCTL);
if (symlink(audioctlpath, _PATH_AUDIOCTL) == -1) {
warn("symlink %s", _PATH_AUDIOCTL);
if (stat(_PATH_AUDIOCTL, &st) != -1 && st.st_rdev == adev->dev)