anchor.diff:      description = "A library that provides an embeddable, persistent key-value store for fast storage";
       license = licenses.bsd3;
       platforms = platforms.allBut [ "i686-linux" ];
  -    maintainers = with maintainers; [ wkennington ];
  +    maintainers = with maintainers; [ adev wkennington ];
     };
   }
  
positive.code: { stdenv, fetchFromGitHub, fixDarwinDylibNames
  
  # Optional Arguments
  , snappy ? null, google-gflags ? null, zlib ? null, bzip2 ? null, lz4 ? null
  
negative.code: in
  stdenv.mkDerivation rec {
    name = "rocksdb-${version}";
    version = "5.10.2";
  
    src = fetchFromGitHub {
      owner = "facebook";
      repo = "rocksdb";
      rev = "v${version}";
      sha256 = "00qnd56v4qyzxg0b3ya3flf2jhbbfaibj1y53bd5ciaw3af6zxnd";
    };
    
    nativeBuildInputs = [ which perl ];
    buildInputs = [ snappy google-gflags zlib bzip2 lz4 malloc fixDarwinDylibNames ];
  
    postPatch = ''
  