{ nixpkgs }:
let
  shell = nixpkgs.buildPackages.bash + "/bin/sh";

   initialPath = with nixpkgs.buildPackages;
    [ coreutils
      findutils
      diffutils
      gawk
      gnugrep
      gnused
      gnutar
      patch
      gzip
      bzip2
      xz
    ];
in
{ name
, outputs ? [ "out" ]
, preferLocalBuild ? true
, ... } @ attrs:
derivation (attrs // {
  inherit name outputs initialPath;

  preparePort = derivation {
    name = "prepare-port";
    system = builtins.currentSystem;
    builder = shell;
    args = [ "-e" ./builder.sh ];
    setup = ./setup.sh;
    LD_SCRIPT_SO = ./genode_rel.ld;
    inherit initialPath;
  };

  setupHook = ./../setup-hooks.sh;

  system = builtins.currentSystem;

  builder = attrs.realBuilder or shell;
  args = attrs.args or [ "-e" (attrs.builder or ./default-builder.sh) ];
})