anchor.diff: -{ stdenv, fetchurl, intltool, pkgconfig, gtk, libglade, networkmanager, GConf
  -, libnotify, libsecret, dbus_glib, polkit, isocodes, libgnome_keyring, gnome_keyring
  +{ stdenv, fetchurl, intltool, pkgconfig, libglade, networkmanager, gnome3
  +, libnotify, libsecret, dbus_glib, polkit, isocodes, libgnome_keyring 
   , mobile_broadband_provider_info, glib_networking, gsettings_desktop_schemas
   , makeWrapper, networkmanager_openvpn, networkmanager_vpnc
   , networkmanager_openconnect, udev, hicolor_icon_theme }:
  
positive.code:   };
  
    buildInputs = [
      gtk libglade networkmanager libnotify libsecret dbus_glib
      polkit isocodes makeWrapper udev GConf libgnome_keyring
    ];
  
    nativeBuildInputs = [ intltool pkgconfig ];
  
    propagatedUserEnvPkgs = [ GConf gnome_keyring hicolor_icon_theme ];
  
    configureFlags = [ "--disable-introspection" ]; # not needed anywhere AFAIK
  
    makeFlags = [
      ''CFLAGS=-DMOBILE_BROADBAND_PROVIDER_INFO=\"${mobile_broadband_provider_info}/share/mobile-broadband-provider-info/serviceproviders.xml\"''
  
negative.code:       --prefix GIO_EXTRA_MODULES : "${glib_networking}/lib/gio/modules" \
        --prefix XDG_DATA_DIRS : "${gsettings_desktop_schemas}/share:$out/share" \
        --set GCONF_CONFIG_SOURCE "xml::~/.gconf" \
        --prefix PATH ":" "${gnome3.gconf}/bin"
    '';
  
    meta = with stdenv.lib; {
  