bsc: Add a hook where we can scan for LU and other messages.
diff --git a/openbsc/include/openbsc/osmo_bsc.h b/openbsc/include/openbsc/osmo_bsc.h
index 389fcc9..43182ad 100644
--- a/openbsc/include/openbsc/osmo_bsc.h
+++ b/openbsc/include/openbsc/osmo_bsc.h
@@ -11,4 +11,6 @@
 int bsc_create_new_connection(struct gsm_subscriber_connection *conn,
 			      struct msgb *msg, uint16_t chosen_channel);
 
+int bsc_scan_bts_msg(struct gsm_subscriber_connection *conn, struct msgb *msg);
+
 #endif