anchor.diff:      clutter-gtk # else we get could not generate cargs for mutter-clutter-2
       elementary-gtk-theme
       elementary-icon-theme
  -    elementary-settings-daemon
       gnome-settings-daemon
       gdk-pixbuf
       granite
  
positive.code:       # dbus-launch needed in path
        --prefix PATH : "${dbus}/bin"
  
        # for `wingpanel -g`
        --prefix PATH : "${wingpanel-with-indicators}/bin"
  
        # for the compositor
  
negative.code: , elementary-icon-theme
  , wingpanel-with-indicators
  , elementary-gtk-theme
  , nixos-artwork
  , lightdm
  , gdk-pixbuf
  