anchor.diff:      "-DBUILD_TESTING=OFF"
     ];
   
  -  meta = with stdenv.lib; {
  +  meta = with lib; {
       description = "A C++ library that implements commandline flags processing";
       homepage = https://code.google.com/p/gflags/;
       license = licenses.bsd3;
  
positive.code:     owner = "gflags";
      repo = "gflags";
      rev = "v${version}";
      sha256 = "7564048256b5149b9591b37d3e63cfc675f0050dfc4ec661030a8edc493d68c5";
    };
  
    nativeBuildInputs = [
  
negative.code: { stdenv
  , cmake
  , fetchFromGitHub
  , lib
  , ninja
  }:
  
  let
    version = "2.2.0";
  in
  stdenv.mkDerivation rec {
    name = "gflags-${version}";
  