-#ifdef EXPERIMENTAL_SRS_ALT
-uschar *srs_config = NULL;
-uschar *srs_db_address = NULL;
-uschar *srs_db_key = NULL;
-int srs_hashlength = 6;
-int srs_hashmin = -1;
-int srs_maxage = 31;
-uschar *srs_orig_recipient = NULL;
-uschar *srs_orig_sender = NULL;
-uschar *srs_recipient = NULL;
-uschar *srs_secrets = NULL;
-uschar *srs_status = NULL;
-#endif