uschar *address; /* the recipient address */
int pno; /* parent number for "one_time" alias, or -1 */
uschar *errors_to; /* the errors_to address or NULL */
+#ifdef EXPERIMENTAL_DSN
+ uschar *orcpt; /* DSN orcpt */
+ int dsn_flags; /* DSN flags */
+#endif
#ifdef EXPERIMENTAL_BRIGHTMAIL
uschar *bmi_optin;
#endif