anchor.diff:      sha256 = "sha256-P7YbuhP2/zJCpE9dxZev1yy5oda8WKAHY84ZLTL8gVs=";
     };
   
  +  patches = [
  +    (fetchpatch {
  +      url = "https://github.com/ebiggers/libdeflate/commit/ee4d18872bfe09a32cfd031c716b9069a04a50a0.diff";
  +      sha256 = "0d2lllg60zbbbch0w0qrcqijrgski8xlsy5llg3i684d66ci538a";
  +    })
  +  ];
  +
     postPatch = ''
       substituteInPlace Makefile --replace /usr/local $out
     '';
  +
  +  makeFlags = lib.optional stdenv.hostPlatform.isStatic [ "DISABLE_SHARED=1"];
   
     nativeBuildInputs = lib.optional stdenv.hostPlatform.isDarwin fixDarwinDylibNames;
   
  
positive.code: 
    enableParallelBuilding = true;
  
    meta = with lib; {
      description = "Fast DEFLATE/zlib/gzip compressor and decompressor";
      license = licenses.mit;
      homepage = "https://github.com/ebiggers/libdeflate";
      platforms = platforms.unix;
      maintainers = with maintainers; [ orivej ];
    };
  }
  
negative.code: { stdenv, lib, fetchpatch, fetchFromGitHub, fixDarwinDylibNames, pkgsStatic }:
  
  stdenv.mkDerivation rec {
    pname = "libdeflate";
  