/*
 * call-seq:
 *  xc.io_in_handle -> nil
 *
 * Retrieves one incoming (from server) clientlib command if there are any in
 * the buffer.
 */
static VALUE
c_io_in_handle (VALUE self)
{
        RbXmmsClient *xmms = NULL;

        Data_Get_Struct (self, RbXmmsClient, xmms);

        CHECK_DELETED (xmms);

        xmmsc_io_in_handle (xmms->real);

        return Qnil;
}