let {

  input1 = derivation {
    name = "dependencies-input-1";
    system = "i086-msdos";
    builder = "/bar/sh";
    args = [
      "-e"
      "-x"
      ./dummy
    ];
  };

  input2 = derivation {
    name = "dependencies-input-2";
    system = "i086-msdos";
    builder = "/bar/sh";
    args = [
      "-e"
      "-x"
      ./dummy
    ];
    outputHashMode = "recursive";
    outputHashAlgo = "md5";
    outputHash = "ffffffffffffffffffffffffffffffff";
  };

  body = derivation {
    name = "dependencies";
    system = "i086-msdos";
    builder = "/bar/sh";
    args = [
      "-e"
      "-x"
      (./dummy + "/FOOBAR/../.")
    ];
    input1 = input1 + "/.";
    inherit input2;
  };

}