bssap: Detect BSC Osmux support on RESET (ACK) recv

Related: OS#2551
Depends: libosmocore.git I28f83e2e32b9533c99e65ccc1562900ac2aec74e
Change-Id: If4f33da9b414ab194098755d2c5be85e1fce5d31
diff --git a/include/osmocom/msc/ran_peer.h b/include/osmocom/msc/ran_peer.h
index e3ff59d..06ab500 100644
--- a/include/osmocom/msc/ran_peer.h
+++ b/include/osmocom/msc/ran_peer.h
@@ -51,6 +51,9 @@
 
 	/* See cell_id_list.h */
 	struct llist_head cells_seen;
+
+	/* Whether we detected the BSC supports Osmux (during BSSMAP_RESET) */
+	bool remote_supports_osmux;
 };
 
 #define ran_peer_for_each_ran_conn(RAN_CONN, RAN_PEER) \