let contracts_lib = import "contracts.ncl" in
let defaults_lib  = import "defaults.ncl" in

{
  defaults = defaults_lib,

  make_private_gateway | not_exported = fun overrides =>
    defaults_lib.private_gateway & overrides,

  DefaultPrivateGateway = defaults_lib.private_gateway,
  PrivateGateway | contracts_lib.PrivateGateway = defaults_lib.private_gateway,
}