anchor.diff:    doCheck = false; # "For development purpose only. Don't execute on production system!"
   
     postInstall = lib.optionalString minimal ''
  -    rm -rf $out/share/{locale,doc,bash-completion}
  +    rm -rf $out/share/{doc,bash-completion}
     '';
   
     enableParallelBuilding = true;
  
positive.code: { lib, stdenv, fetchurl, pkg-config, zlib, shadow, libcap_ng
  , ncurses ? null, pam, systemd ? null, minimal ? false }:
  
  stdenv.mkDerivation rec {
    pname = "util-linux";
  
negative.code:     "--enable-fs-paths-default=/run/wrappers/bin:/run/current-system/sw/bin:/sbin"
      "--disable-makeinstall-setuid" "--disable-makeinstall-chown"
      "--disable-su" # provided by shadow
      (lib.enableFeature nlsSupport "nls")
      (lib.withFeature (ncurses != null) "ncursesw")
      (lib.withFeature (systemd != null) "systemd")
      (lib.withFeatureAs (systemd != null)
  