anchor.diff: -{ fetchurl, stdenv, libtool, ncurses, ctags, sqlite, pythonPackages }:
  +{ fetchurl, stdenv, libtool, ncurses, ctags, sqlite
  +, pythonPackages, makeWrapper }:
   
   stdenv.mkDerivation rec {
     name = "global-6.3.4";
  
positive.code:     sha256 = "0hcplcayyjf42d8ygzla6142b5dq4ybq4wg3n3cgx3b5yfhvic85";
    };
  
    buildInputs = [ libtool ncurses ];
    propagatedBuildInputs = [ pythonPackages.pygments ];
  
    configurePhase =
  
negative.code:   postInstall = ''
      mkdir -p "$out/share/emacs/site-lisp"
      cp -v *.el "$out/share/emacs/site-lisp"
  
      wrapProgram $out/bin/gtags \
        --prefix PYTHONPATH : "$(toPythonPath ${pythonPackages.pygments})"
    '';
  
    meta = with stdenv.lib; {
  