>  static uint32_t preinit(const char *arg)
>  {
> -  return 0;
> +	return 0;
>  }
>  
>  static void query_vaa(vo_vaa_t *vaa)
>  {
> -  memset(vaa,0,sizeof(vo_vaa_t));
> +	memset(vaa, 0, sizeof(vo_vaa_t));
>  }
Now these two thingies were not added by me and are undocumented. Could
someone explain what they do?
//David