anchor.diff:  core = stdenv.mkDerivation rec {
     name = "texlive-bin-${version}";
   
  -  inherit (common) src;
  +  inherit (common) src patches;
   
     outputs = [ "out" "doc" ];
   
  
positive.code:         "http://ftp.math.utah.edu/pub/tex/historic/systems/texlive/${year}/texlive-${year}0524-source.tar.xz";
        sha256 = "1amjrxyasplv4alfwcxwnw4nrx7dz2ydmddkq16k6hg90i9njq81";
      };
  
      configureFlags = [
        "--with-banner-add=/NixOS.org"
  
negative.code: core-big = stdenv.mkDerivation { #TODO: upmendex
    name = "texlive-core-big.bin-${version}";
  
    inherit (common) src patches;
  
    hardeningDisable = [ "format" ];
  
  