anchor.diff:      sha256 = "1whsc5cybf9rmgyaj6qjji03fv5jbgcgygp956s3835b9f9cjg1n";
     };
   in
  -stdenv.mkDerivation rec {
  +mkDerivation rec {
     name = "nheko-${version}";
     version = "0.6.4";
   
  
positive.code: { lib, stdenv, fetchFromGitHub
  , cmake, cmark, lmdb, qt5, qtmacextras, mtxclient
  , boost, spdlog, olm, pkgconfig, nlohmann_json
  }:
  
  # These hashes and revisions are based on those from here:
  
negative.code: 
    buildInputs = [
      mtxclient olm boost lmdb spdlog cmark
      qtbase qtmultimedia qttools
    ] ++ lib.optional stdenv.isDarwin qtmacextras;
  
    enableParallelBuilding = true;
  