{cabal}:

cabal.mkDerivation (self : {
  pname = "multirec";
  version = "0.3";
  sha256 = "2d6e08131f9a884de685fc8a004de723e06d8884d30cb3f3d12e068e32b7a5d2";
  meta = {
    description = "Generic programming with systems of recursive datatypes";
  };
})