anchor.diff:  , gtk3
   , gobject-introspection
   , libxml2
  +, fetchpatch
   }:
   stdenv.mkDerivation rec {
     pname = "deadd-notification-center";
  
positive.code:     hicolor-icon-theme
    ];
  
    installPhase = ''
      mkdir -p $out/bin $out/share/dbus-1/services
  
      cp $src/.out/${pname} $out/bin/
      chmod +x $out/bin/${pname}
  
      sed "s|##PREFIX##|$out|g" $src/${pname}.service.in > \
        $out/share/dbus-1/services/com.ph-uhl.deadd.notification.service
    '';
  
    meta = with lib; {
      description = "A haskell-written notification center for users that like a desktop with style";
  
negative.code:     sha256 = "12ldr8vppylr90849g3mpjphmnr4lp0vsdkj01a5f4bv4ksx35fm";
    };
  
    patches = [
      (fetchpatch {
        url = "https://github.com/phuhl/linux_notification_center/commit/5244e1498574983322be97925e1ff7ebe456d974.patch";
        sha256 = "sha256-hbqbgBmuewOhtx0na2tmFa5W128ZrBvDcyPme/mRzlI=";
      })
    ];
  
    nativeBuildInputs = [
      autoPatchelfHook
  