anchor.diff:      python3 python3.pkgs.setuptools
     ];
   
  -  buildInputs = [ attr acl zlib libuuid e2fsprogs lzo zstd python3 ];
  +  buildInputs = [ acl attr e2fsprogs libuuid lzo python3 systemd zlib zstd ];
   
     # for python cross-compiling
     _PYTHON_HOST_PLATFORM = stdenv.hostPlatform.config;
  
positive.code: { lib, stdenv, fetchurl, pkg-config, attr, acl, zlib, libuuid, e2fsprogs, lzo
  , asciidoc, xmlto, docbook_xml_dtd_45, docbook_xsl, libxslt, zstd, python3
  }:
  
  stdenv.mkDerivation rec {
    pname = "btrfs-progs";
    version = "5.14.1";
  
    src = fetchurl {
      url = "mirror://kernel/linux/kernel/people/kdave/btrfs-progs/btrfs-progs-v${version}.tar.xz";
      sha256 = "sha256-1UqTRlRcpG3xKOPMt31gwJfZDJO34xSZAjbijPr4xVs=";
    };
  
    nativeBuildInputs = [
  
negative.code: 
    configureFlags = lib.optional stdenv.hostPlatform.isMusl "--disable-backtrace";
  
    makeFlags = [ "udevruledir=$(out)/lib/udev/rules.d" ];
  
    meta = with lib; {
      description = "Utilities for the btrfs filesystem";
      homepage = "https://btrfs.wiki.kernel.org/";
  