anchor.diff:  { stdenv
   , fetchurl
  -, which
   
   , glib
   , ipset
  
positive.code: }:
  
  let
    version = "1.4.4";
  in
  stdenv.mkDerivation rec {
    name = "keepalived-${version}";
  
    src = fetchurl {
      url = "http://keepalived.org/software/${name}.tar.gz";
      multihash = "QmR5H3s5vcmqDp6jtruc1xK9eb68aqfUmF8NV5zvA86MvR";
      sha256 = "147c2b3b782223128551fd0a1564eaa30ed84a94b68c50ec5087747941314704";
    };
  
    nativeBuildInputs = [
      which
    ];
  
    buildInputs = [
      glib
  
negative.code:     #"--enable-snmp-rfcv2"
      #"--enable-snmp-rfcv3"
      "--enable-dbus"
      "--enable-json"
      "--enable-sha1"
    ];
  
    preInstall = ''
      installFlagsArray+=(
  