anchor.diff:  
     postFixup = ''
       # Nuke refs to `tg_owt` which is introduced by `__FILE__` in headers.
  -    sed -E "s|($NIX_STORE/)[a-z0-9]{32}(-${tg_owt.name})|\1eeeeeeeeeeeeeeeeeeeeeeeeeeeeeeee\2|g" \
  -      --in-place $out/bin/telegram-desktop
  +    remove-references-to -t ${tg_owt} $out/bin/telegram-desktop
   
       # This is necessary to run Telegram in a pure environment.
       # We also use gappsWrapperArgs from wrapGAppsHook.
  
positive.code: 
  in mkDerivation rec {
    pname = "telegram-desktop";
    version = "2.4.3";
  
    # Telegram-Desktop with submodules
    src = fetchurl {
      url = "https://github.com/telegramdesktop/tdesktop/releases/download/v${version}/tdesktop-${version}-full.tar.gz";
      sha256 = "15a8pnz4wf3464n8dvfzr9ck0vmhlx16ya1y889y3crjagm4ipjn";
    };
  
    postPatch = ''
  
negative.code:   dontWrapGApps = true;
    dontWrapQtApps = true;
  
    nativeBuildInputs = [ pkgconfig cmake ninja python3 wrapGAppsHook wrapQtAppsHook removeReferencesTo ];
  
    buildInputs = [
      qtbase qtimageformats gtk3 libsForQt5.libdbusmenu enchant2 lz4 xxHash
  