{system, name, noSysDirs, prehook, posthook, initialPath, 
  param1, param2, param3, param4, param5}:
derivation {
  name = name;
  system = system;
  builder = ./builder.sh;
  noSysDirs = noSysDirs;

  setup = ./setup.sh;
  gccwrapper = ./gcc-wrapper.sh;
  ldwrapper = ./ld-wrapper.sh;

  prehook = prehook;
  posthook = posthook;

  initialPath = initialPath;
  # TODO: make this more elegant.
  param1 = param1;
  param2 = param2;
  param3 = param3;
  param4 = param4;
  param5 = param5;
}