anchor.diff:  
     requiredSystemFeatures = [ "big-parallel" ];
   
  +  postInstall = ''
  +    # This is required at runtime
  +    mkdir $out/libexec
  +    mv $dev/libexec/QtWebEngineProcess $out/libexec
  +  '';
  +
     meta = with lib; {
       description = "A web engine based on the Chromium web browser";
       platforms = platforms.linux;
  
positive.code:       patchShebangs .
      )
  
      # Patch library paths in sources
      sed -i \
        -e "s,QLibraryInfo::location(QLibraryInfo::DataPath),QLatin1String(\"$out\"),g" \
        -e "s,QLibraryInfo::location(QLibraryInfo::TranslationsPath),QLatin1String(\"$out/translations\"),g" \
        -e "s,QLibraryInfo::location(QLibraryInfo::LibraryExecutablesPath),QLatin1String(\"$out/libexec\"),g" \
        src/core/web_engine_library_info.cpp
  
      sed -i -e '/lib_loader.*Load/s!"\(libudev\.so\)!"${lib.getLib systemd}/lib/\1!' \
        src/3rdparty/chromium/device/udev_linux/udev?_loader.cc
  
  
negative.code:     substituteInPlace src/3rdparty/chromium/ui/events/ozone/layout/xkb/xkb_keyboard_layout_engine.cc \
        --replace "/usr/share/X11/xkb" "${xkeyboard_config}/share/X11/xkb"
  
      # Patch library paths in sources
      substituteInPlace src/core/web_engine_library_info.cpp \
        --replace "QLibraryInfo::path(QLibraryInfo::DataPath)" "\"$out\"" \
        --replace "QLibraryInfo::path(QLibraryInfo::TranslationsPath)" "\"$out/translations\"" \
        --replace "QLibraryInfo::path(QLibraryInfo::LibraryExecutablesPath)" "\"$out/libexec\""
    '';
  
    cmakeFlags = [
  