anchor.diff:      maintainers = [ maintainers.vcunat ];
     };
   }
  +
  
positive.code: { stdenv, fetchurl, pkgconfig, freetype, expat, libxslt, fontbhttf }:
  
  let
    configVersion = "2.11"; # bump whenever fontconfig breaks compatibility with older configurations
  
negative.code:         sha256 = "1fm5xx0mx2243jrq5rxk4v0ajw2nawpj23399h710bx6hd1rviq7";
        }
      ;
  
    patches = [(fetchpatch {
      url = "http://cgit.freedesktop.org/fontconfig/patch/?id=f44157c809d280e2a0ce87fb078fc4b278d24a67";
      sha256 = "19s5irclg4irj2yxd7xw9yikbazs9263px8qbv4r21asw06nfalv";
    })];
  
    propagatedBuildInputs = [ freetype ];
    buildInputs = [ pkgconfig libxslt expat ];
  