bit_read_3BLL (Bit_Chain *dat)
{
  unsigned int i, len;
  BITCODE_BLL result = 0ULL;
  len = bit_read_3B (dat);
  for (i = 0; i < len; i++)
    {
      result <<= 8;
      result |= bit_read_RC (dat);
    }
  return result;
}
bit_read_3BLL (Bit_Chain *dat)
{
  unsigned int i, len;
  BITCODE_BLL result = 0ULL;
  len = bit_read_3B (dat);
  for (i = 0; i < len; i++)
    {
      result <<= 8;
      result |= bit_read_RC (dat);
    }
  return result;
}