{cabal}:

cabal.mkDerivation (self : {
  pname = "deepseq";
  version = "1.1.0.2"; # Haskell Platform 2011.2.0.0
  sha256 = "1iqk8lc2an2rd1j9lcr76yabiz18h10lazlmdg5c528yssyd6135";
  meta = {
    description = "Provides a deep version of seq, for fully evaluating data structures";
  };
})