anchor.diff:  , alsa-lib, atk, cairo, cups, dbus, expat, fontconfig, freetype
   , gdk-pixbuf, glib, gnome2, pango, nspr, nss, gtk3, mesa
   , xorg, autoPatchelfHook, systemd, libnotify, libappindicator
  +, makeWrapper
   }:
   
   let deps = [
  
positive.code:     mv usr/bin/* $out/bin
      mv opt/Mullvad\ VPN/* $out/share/mullvad
  
      sed -i 's|"\/opt\/Mullvad.*VPN|env MULLVAD_DISABLE_UPDATE_NOTIFICATION=1 "'$out'/bin|g' $out/share/applications/mullvad-vpn.desktop
  
      ln -s $out/share/mullvad/mullvad-{gui,vpn} $out/bin/
      ln -s $out/share/mullvad/resources/mullvad-daemon $out/bin/mullvad-daemon
      ln -sf $out/share/mullvad/resources/mullvad-problem-report $out/bin/mullvad-problem-report
  
      runHook postInstall
    '';
  
negative.code:   nativeBuildInputs = [
      autoPatchelfHook
      dpkg
      makeWrapper
    ];
  
    buildInputs = deps;
  