{ mkDerivation, attoparsec, base, bytestring, fetchurl, HUnit
, io-streams, network, test-framework, test-framework-hunit
, transformers
}:
mkDerivation {
  pname = "io-streams-haproxy";
  version = "1.0.0.2";
  src = fetchurl {
    url = "http://example.org/";
    sha256 = "abc";
  };
  libraryHaskellDepends = [
    attoparsec base bytestring io-streams network transformers
  ];
  testHaskellDepends = [
    attoparsec base bytestring HUnit io-streams network test-framework
    test-framework-hunit transformers
  ];
  homepage = "http://snapframework.com/";
  description = "HAProxy protocol 1.5 support for io-streams";
  license = stdenv.lib.licenses.bsd3;
}