anchor.diff:  core-big = stdenv.mkDerivation { #TODO: upmendex
     name = "texlive-core-big.bin-${version}";
   
  -  inherit (common) src;
  +  inherit (common) src patches;
   
     hardeningDisable = [ "format" ];
   
  
positive.code: core = stdenv.mkDerivation rec {
    name = "texlive-bin-${version}";
  
    inherit (common) src;
  
    outputs = [ "out" "doc" ];
  
  
negative.code:         "http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${year}/texlive-${year}0524-source.tar.xz";
        sha256 = "1amjrxyasplv4alfwcxwnw4nrx7dz2ydmddkq16k6hg90i9njq81";
      };
  
      patches = [
        (fetchurl {
          name = "texlive-poppler-0.59.patch";
          url = https://git.archlinux.org/svntogit/packages.git/plain/trunk/texlive-poppler-0.59.patch?h=packages/texlive-bin&id=6308ec39bce2a4d735f6ff8a4e94473748d7b450;
          sha256 = "1c4ikq4kxw48bi3i33bzpabrjvbk01fwjr2lz20gkc9kv8l0bg3n";
        })
      ];
  
      configureFlags = [
        "--with-banner-add=/NixOS.org"
  