anchor.diff:  , qtx11extras
   , libxcb
   , libXdmcp
  +, qtbase
   }:
   
   mkDerivation rec {
  
positive.code:     qtx11extras
      libxcb
      libXdmcp
    ];
  
    meta = with lib; {
  
negative.code:     sha256 = "BVOumk2xj3vmwmm4KwiktQhWyTuUA2OFwYXNR6HgwyM=";
    };
  
    preConfigure = ''
      substituteInPlace qt5/platforminputcontext/CMakeLists.txt \
        --replace \$"{CMAKE_INSTALL_QT5PLUGINDIR}" $out/${qtbase.qtPluginPrefix}
    '';
  
    cmakeFlags = [
      "-DENABLE_QT4=0"
      "-DENABLE_QT6=0"
    ];
  
    nativeBuildInputs = [
  