anchor.diff:      meson
       ninja
       pkg-config
  +    gtk-doc
  +    docbook-xsl-nons
       wrapGAppsHook4
     ];
   
  
positive.code:     gtk4
    ];
  
    preFixup = ''
      gappsWrapperArgs+=(
        # Thumbnailers
  
negative.code: , meson
  , ninja
  , pkg-config
  , gtk-doc
  , docbook-xsl-nons
  , gettext
  , libxml2
  , desktop-file-utils
  