anchor.diff:  { lib
   , stdenv
  -, fetchFromGitHub, fetchpatch
  +, fetchFromGitHub
   , autoreconfHook
   , pkg-config
   , libtasn1, openssl, fuse, glib, libseccomp, json-glib
  
positive.code: , unixtools, expect, socat
  , gnutls
  , perl
  }:
  
  stdenv.mkDerivation rec {
  
negative.code:         '# define CERTTOOL_NAME "${gnutls}/bin/certtool"'
    '';
  
    doCheck = true;
    enableParallelBuilding = true;
  
    outputs = [ "out" "man" ];
  