anchor.diff:  {
     meta.maintainers = [ maintainers.rycee ];
   
  +  imports = [
  +    (mkRemovedOptionModule ["gtk" "gtk3" "waylandSupport"] ''
  +      This options is not longer needed and can be removed.
  +    '')
  +  ];
  +
     options = {
       gtk = {
         enable = mkEnableOption "GTK 2/3 configuration";
  
positive.code:             <filename>~/.config/gtk-3.0/gtk.css</filename>.
            '';
          };
  
          waylandSupport = mkOption {
            type = types.bool;
            default = false;
            description = ''
              Support GSettings provider (dconf) in addition to
              GtkSettings (INI file). This is needed for Wayland.
              </para><para>
              Note, on NixOS the following line must be in the
              system configuration:
              <programlisting>
              services.dbus.packages = [ pkgs.gnome3.dconf ];
              </programlisting>
            '';
          };
        };
      };
    };
  
negative.code: 
          xdg.configFile."gtk-3.0/gtk.css".text = cfg3.extraCss;
  
          dconf.settings."org/gnome/desktop/interface" = dconfIni;
        }
      );
  }
  