anchor.diff:  , bison
   , fetchurl
   , flex
  +, lib
   }:
   
   let
  -  version = "3.2.29";
  -  version' = stdenv.lib.replaceStrings ["."] ["_"] version;
  +  version = "3.3.0";
  +  version' = lib.replaceStrings ["."] ["_"] version;
   in
   stdenv.mkDerivation rec {
     name = "libnl-${version}";
  
positive.code:     url = "https://github.com/thom311/libnl/releases/download/"
        + "libnl${version'}/libnl-${version}.tar.gz";
      hashOutput = false;
      sha256 = "0beb593dc6abfffa18a5c787b27884979c1b7e7f1fd468c801e3cc938a685922";
    };
  
    nativeBuildInputs = [
  
negative.code:     };
    };
  
    meta = with lib; {
      homepage = "http://www.infradead.org/~tgr/libnl/";
      description = "Linux NetLink interface library";
      maintainers = with maintainers; [
  