anchor.diff:    #  export CFLAGS=-Wno-error=gnu-zero-variadic-macro-arguments
     #'';
   
  -  postPatch = ''
  -    mkdir -p .deps/include/
  -    ln -s ${tweeny}/include .deps/include/tweeny
  -    ln -s ${spdlog} .deps/spdlog
  -  '';
  -
  -  cmakeFlags = [
  -    "-DTWEENY_INCLUDE_DIR=.deps/include"
  -    "-DLMDBXX_INCLUDE_DIR=${lmdbxx}"
  -    "-Dnlohmann_json_DIR=${nlohmann_json}/lib/cmake/nlohmann_json"
  -  ];
  -
     nativeBuildInputs = [
  +    lmdbxx
       cmake
       pkgconfig
     ];
   
     buildInputs = [
  +    nlohmann_json
  +    tweeny
       mtxclient
       olm
       boost
  
positive.code: , cmake
  , cmark
  , lmdb
  , mkDerivation
  , qtbase
  , qtmacextras
  
negative.code: , nlohmann_json
  }:
  
  mkDerivation rec {
    pname = "nheko";
    version = "0.6.4";
  