anchor.diff:                  ++ stdenv.lib.optional enableMysql "--with-mysql"
                   ++ stdenv.lib.optional enableLdap "--with-ldap"
                   ++ stdenv.lib.optional enableWebDAV "--with-webdav-props"
  -                ++ stdenv.lib.optional enableWebDAV "--with-webdav-locks";
  +                ++ stdenv.lib.optional enableWebDAV "--with-webdav-locks"
  +                ++ stdenv.lib.optional enableExtendedAttrs "--with-attr";
   
     preConfigure = ''
       sed -i "s:/usr/bin/file:${file}/bin/file:g" configure
  
positive.code:     description = "Lightweight high-performance web server";
      homepage = http://www.lighttpd.net/;
      license = stdenv.lib.licenses.bsd3;
      platforms = platforms.linux;
      maintainers = [ maintainers.bjornfor ];
    };
  }
  
negative.code: assert enableLdap -> openldap != null;
  assert enableWebDAV -> sqlite != null;
  assert enableWebDAV -> libuuid != null;
  assert enableExtendedAttrs -> attr != null;
  
  stdenv.mkDerivation rec {
    name = "lighttpd-1.4.52";
  