anchor.diff:      meson
       ninja
       pkg-config
  -    wrapGAppsHook
  +    wrapGAppsHook4
     ];
   
     buildInputs = [
  
positive.code: , meson
  , ninja
  , pkg-config
  , wrapGAppsHook
  , gobject-introspection
  , libadwaita
  , librsvg
  
negative.code:   ];
  
    postPatch = ''
      substituteInPlace meson_post_install.py \
        --replace gtk-update-icon-cache gtk4-update-icon-cache
  
      patchShebangs meson_post_conf.py meson_post_install.py
    '';
  
  