anchor.diff: -{ lib, stdenv, fetchurl, coreutils, pam, groff, sssd, nixosTests
  +{ lib
  +, stdenv
  +, fetchurl
  +, coreutils
  +, pam
  +, groff
  +, sssd
  +, nixosTests
   , sendmailPath ? "/run/wrappers/bin/sendmail"
   , withInsults ? false
   , withSssd ? false
  
positive.code: 
  stdenv.mkDerivation rec {
    pname = "sudo";
    version = "1.9.5p2";
  
    src = fetchurl {
      url = "https://www.sudo.ws/dist/${pname}-${version}.tar.gz";
      sha256 = "0y093z4f3822rc88g9asdch12nljdamp817vjxk04mca7ks2x7jk";
    };
  
    prePatch = ''
  
negative.code: 
    doCheck = false; # needs root
  
    postInstall = ''
      rm $out/share/doc/sudo/ChangeLog
    '';
  
    passthru.tests = { inherit (nixosTests) sudo; };
  
  