--- servinfo.h
+++ servinfo.h
@@ -47,6 +47,7 @@
 	char *domain;		/**< Domain to send in HELO/EHLO command */
 	char *auth_user;	/**< User to use in SASL authentication */
 	char *auth_pass;	/**< Password to use in SASL authentication */
+	char *toaddr;		/**< Address to use in the RCPT TO command */
 	int auth_mech;		/**< Mechanism to use in SASL authentication */
 	int port;		/**< Port to use to connect to the server */
 	int sockfd;		/**< Socket descriptor */