static char *
get_mixer_device(void)
{
    char *name;

    if (oss_cfg.use_alt_mixer_device && oss_cfg.alt_mixer_device)
        name = g_strdup(oss_cfg.alt_mixer_device);
    else if (oss_cfg.mixer_device > 0)
        name = g_strdup_printf("%s%d", DEV_MIXER, oss_cfg.mixer_device);
    else
        name = g_strdup(DEV_MIXER);

    return name;
}

void
oss_get_volume(int *l, int *r)
{
    int fd, v, devs;
    long cmd;
    gchar *devname;

    devname = get_mixer_device();
    fd = open(devname, O_RDONLY);
    g_free(devname);

    /*
     * We dont show any errors if this fails, as this is called
     * rather often
     */
    if (fd != -1) {
        ioctl(fd, SOUND_MIXER_READ_DEVMASK, &devs);
        if ((devs & SOUND_MASK_PCM) && (oss_cfg.use_master == 0))
            cmd = SOUND_MIXER_READ_PCM;
        else if ((devs & SOUND_MASK_VOLUME) && (oss_cfg.use_master == 1))
            cmd = SOUND_MIXER_READ_VOLUME;
        else {
            close(fd);
            return;
        }
        ioctl(fd, cmd, &v);
        *r = (v & 0xFF00) >> 8;
        *l = (v & 0x00FF);
        close(fd);
    }
}