anchor.diff:      # They are later created from NixOS itself.
       ./dont-create-run-time-dirs.patch
       ./runtime-deps.patch
  -    # knsupdate: fix segfault due to NULL pointer access when sending an update
  -    (fetchpatch {
  -      url = "https://gitlab.nic.cz/knot/knot-dns/-/commit/8a6645dab63d8fa7932c7d8f747fe33e8cc97e84.patch";
  -      hash = "sha256-qzhSdRH5GqHqN9eLMWbDXmjO4JagsMRSZh3NWRFprao=";
  -    })
     ];
   
     nativeBuildInputs = [ pkg-config autoreconfHook ];
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "knot-dns";
    version = "3.2.2";
  
    src = fetchurl {
      url = "https://secure.nic.cz/files/knot-dns/knot-${version}.tar.xz";
      sha256 = "cea9c1988cdce7752f88fbe37378f65e83c4e54048978b94fb21a9c92f88788f";
    };
  
    outputs = [ "bin" "out" "dev" ];
  
negative.code: { lib, stdenv, fetchurl, pkg-config, gnutls, liburcu, lmdb, libcap_ng, libidn2, libunistring
  , systemd, nettle, libedit, zlib, libiconv, libintl, libmaxminddb, libbpf, nghttp2, libmnl
  , ngtcp2-gnutls
  , autoreconfHook
  