anchor.diff:    postConfigure = ''
       substituteInPlace docs/man5/Makefile --replace \
             "-f manpage" \
  -          "-f manpage \\
  +          "--xsltproc-opts=--nonet \\
  +           -f manpage \\
              -L"
       substituteInPlace docs/man8/Makefile --replace \
             "-f manpage" \
  -          "-f manpage \\
  +          "--xsltproc-opts=--nonet \\
  +           -f manpage \\
              -L"
     '';
   
  
positive.code: { stdenv, fetchFromGitHub, automake, autoreconfHook, asciidoc, libxml2, libxslt }:
  
  stdenv.mkDerivation rec{
    name = "tinyproxy-${version}";
  
negative.code:     owner = "tinyproxy";
    };
  
    nativeBuildInputs = [ autoreconfHook asciidoc libxml2 libxslt docbook_xsl ];
  
    # -z flag is not supported in darwin
    preAutoreconf = stdenv.lib.optionalString stdenv.isDarwin ''
  