anchor.diff:  { stdenv
  -, fetchurl
  +, autoconf
  +, automake
  +, fetchFromGitHub
  +, libtool
   
   , bzip2
   , db
  
positive.code: }:
  
  let
    version = "2.9.3";
  in
  stdenv.mkDerivation rec {
    name = "wiredtiger-${version}";
  
    src = fetchurl {
      url = "https://github.com/wiredtiger/wiredtiger/releases/download/${version}/${name}.tar.bz2";
      sha256 = "2502a90d6b3d3cae0b1bf221cbfe13999d3bcb7f8bb9fa795ad870be4fc0e1e7";
    };
  
    buildInputs = [
      bzip2
  
negative.code:     zlib
      zstd
    ];
  
    preConfigure = ''
      ./autogen.sh
    '';
  
    configureFlags = [
      "--enable-leveldb"
  