anchor.diff:         --run '. ${./set-gdfontpath-from-fontconfig.sh}'
     '';
   
  +  enableParallelBuilding = true;
  +
     meta = with lib; {
       homepage = http://www.gnuplot.info/;
       description = "A portable command-line driven graphing utility for many platforms";
  
positive.code: { lib, stdenv, fetchurl, zlib, gd, texinfo4, makeWrapper, readline
  , withTeXLive ? false, texlive
  , withLua ? false, lua
  , emacs ? null
  
negative.code: , libXaw ? null
  , aquaterm ? false
  , withWxGTK ? false, wxGTK ? null
  , fontconfig ? null
  , gnused ? null
  , coreutils ? null
  