diff --git a/openbsc/src/libmsc/smpp_smsc.h b/openbsc/src/libmsc/smpp_smsc.h
index 8d31b2b..3dd6562 100644
--- a/openbsc/src/libmsc/smpp_smsc.h
+++ b/openbsc/src/libmsc/smpp_smsc.h
@@ -92,6 +92,7 @@
 	uint16_t listen_port;
 	char system_id[SMPP_SYS_ID_LEN+1];
 	int accept_all;
+	int smpp_first;
 	struct osmo_smpp_acl *def_route;
 	void *priv;
 };
@@ -137,6 +138,8 @@
 struct gsm_sms;
 struct gsm_subscriber_connection;
 
+int smpp_route_smpp_first(struct gsm_sms *sms,
+			    struct gsm_subscriber_connection *conn);
 int smpp_try_deliver(struct gsm_sms *sms,
 			    struct gsm_subscriber_connection *conn);
 #endif