anchor.diff: -{ stdenv, fetchurl, pkgconfig, intltool, gtk2, libxfce4ui,
  +{ stdenv, fetchurl, pkgconfig, intltool, gtk3, libxfce4ui,
     libxfce4util, xfce4-panel, libnotify, lm_sensors, hddtemp, netcat-gnu, xfce
   }:
   
  
positive.code:   };
  
    meta = with stdenv.lib; {
      homepage = "https://goodies.xfce.org/projects/panel-plugins/${pname}";
      description = "A panel plug-in for different sensors using acpi, lm_sensors and hddtemp";
      license = licenses.gpl2;
      platforms = platforms.unix;
  
negative.code:   ];
  
    buildInputs = [
      gtk3
      libxfce4ui
      libxfce4util
      xfce4-panel
  