anchor.diff:  }:
   
   stdenv.mkDerivation rec {
  -  name = "nftables-0.8.5";
  +  name = "nftables-0.9.0";
   
     src = fetchurl {
       url = "http://netfilter.org/projects/nftables/files/${name}.tar.bz2";
  -    multihash = "QmNjb4Gw77iY438dS3tm6wnDgKSuvzsJ1GBVZEFJzMf5tg";
  +    multihash = "QmVRkBjAnaDLBh56CGRGDEwdoaryZC9sajqXrjRyjH4X2A";
       hashOutput = false;
  -    sha256 = "8e9baf80a1c7f0e19e5b50e469bda4487793d839da45c75e8a20fadcbaeae323";
  +    sha256 = "ad8181b5fcb9ca572f444bed54018749588522ee97e4c21922648bb78d7e7e91";
     };
   
     nativeBuildInputs = [
  
positive.code: 
    buildInputs = [
      gmp
      iptables
      libmnl
      libnftnl
  
negative.code: , lib
  
  , gmp
  , jansson
  , iptables
  , libmnl
  , libnftnl
  