{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
  }