anchor.diff:  , libsoup
   , libosinfo
   , systemd
  -, tracker_2
  -, tracker-miners-2
  +, tracker
  +, tracker-miners
   , vala
   , libcap
   , yajl
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "gnome-boxes";
    version = "3.38.0";
  
    src = fetchurl {
      url = "mirror://gnome/sources/${pname}/${stdenv.lib.versions.majorMinor version}/${pname}-${version}.tar.xz";
      sha256 = "12x38780j52bv46q2i6468va1zww28mmy83rasbl3y8sqagmjsv9";
    };
  
    doCheck = true;
  
negative.code:     spice-gtk
      spice-protocol
      systemd
      tracker
      tracker-miners
      vte
      webkitgtk
      xen
  