anchor.diff:  , meson
   , ninja
   , pkg-config
  -, wrapGAppsHook
  +, wrapGAppsHook4
   , desktop-file-utils
   , appstream-glib
   , python3Packages
  
positive.code: 
    postPatch = ''
      patchShebangs build-aux/meson/postinstall.py
    '';
  
    meta = with lib; {
  
negative.code:     meson
      ninja
      pkg-config
      wrapGAppsHook4
      desktop-file-utils
    ];
  
    buildInputs = [
  