anchor.diff: -{ stdenv, fetchurl, pkgconfig, intltool, gtk3, libxml2, libsecret, poppler, itstool, hicolor-icon-theme, mate, wrapGAppsHook }:
  +{ stdenv, fetchurl, pkgconfig, intltool, gtk3, glib, libxml2, libsecret, poppler, itstool, hicolor-icon-theme, mate, wrapGAppsHook }:
   
   stdenv.mkDerivation rec {
     name = "atril-${version}";
  
positive.code:     mate.mate-desktop
      hicolor-icon-theme
    ];
    
    makeFlags = [ "cajaextensiondir=$$out/lib/caja/extensions-2.0" ];
  
    meta = {
  
negative.code: 
    buildInputs = [
      gtk3
      glib
      itstool
      libsecret
      libxml2
  