anchor.diff:        [NetFlow IPFIX sFlow libpcap BGP BMP RPKI IGP Streaming Telemetry]
       '';
       homepage = "http://www.pmacct.net/";
  +    changelog = "https://github.com/pmacct/pmacct/blob/v${version}/ChangeLog";
       license = licenses.gpl2;
       maintainers = with maintainers; [ _0x4A6F ];
       platforms = platforms.unix;
  
positive.code:   ++ lib.optional withMysql "--enable-mysql"
    ++ lib.optional gnutlsSupport "--enable-gnutls";
  
    meta = with lib; {
      description = "A small set of multi-purpose passive network monitoring tools";
      longDescription = ''
  
negative.code:   ++ lib.optional withNflog libnetfilter_log
    ++ lib.optional withSQLite sqlite
    ++ lib.optional withPgSQL postgresql
    ++ lib.optionals withMysql [ libmysqlclient zlib numactl ]
    ++ lib.optional gnutlsSupport gnutls;
  
    MYSQL_CONFIG = lib.optionalString withMysql "${lib.getDev libmysqlclient}/bin/mysql_config";
  