module Bitcoin
  unless NETWORKS.keys.include?(:darkcoin)
    networks = NETWORKS

    __send__(:remove_const, :NETWORKS)

    networks[:darkcoin] = {
      project: :darkcoin,
      magic_head: "\xBF\fk\xBD".force_encoding('BINARY'),
      address_version: "6f"
    }

    const_set(:NETWORKS, networks)
  end
end