anchor.diff:  
   let
     pname = "network-manager-applet";
  -  version = "1.8.10";
  +  version = "1.8.14";
   in stdenv.mkDerivation rec {
     name = "${pname}-${version}";
   
     src = fetchurl {
       url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${name}.tar.xz";
  -    sha256 = "1hy9ni2rwpy68h7jhn5lm2s1zm1vjchfy8lwj8fpm7xlx3x4pp0a";
  +    sha256 = "1js0i2kwfklahsn77qgxzdscy33drrlym3mrj1qhlw0zf8ri56ya";
     };
  +
  +  patches = [
  +    (fetchpatch {
  +      url = https://gitlab.gnome.org/GNOME/network-manager-applet/merge_requests/12.patch;
  +      sha256 = "0q5qbjpbrfvhqsprnwjwz4c42nly59cgnbn41w2zlxvqf29gjvwk";
  +    })
  +  ];
   
     mesonFlags = [
       "-Dselinux=false"
  -    "-Dappindicator=true"
  +    "-Dappindicator=yes"
       "-Dgcr=${if withGnome then "true" else "false"}"
     ];
   
  
positive.code: 
    propagatedUserEnvPkgs = [
      hicolor-icon-theme
      gnome3.gnome-keyring  # See https://github.com/NixOS/nixpkgs/issues/38967
    ];
  
    NIX_CFLAGS = [
  
negative.code: { stdenv, fetchurl, fetchpatch, meson, ninja, intltool, gtk-doc, pkgconfig, networkmanager, gnome3
  , libnotify, libsecret, polkit, isocodes, modemmanager, libxml2, docbook_xsl
  , mobile-broadband-provider-info, glib-networking, gsettings-desktop-schemas
  , libgudev, hicolor-icon-theme, jansson, wrapGAppsHook, webkitgtk, gobjectIntrospection
  