subscr: Dump the pending requests to help with debugging state.
diff --git a/openbsc/include/openbsc/gsm_subscriber.h b/openbsc/include/openbsc/gsm_subscriber.h
index 134dee4..6971bbf 100644
--- a/openbsc/include/openbsc/gsm_subscriber.h
+++ b/openbsc/include/openbsc/gsm_subscriber.h
@@ -16,6 +16,8 @@
 #define GSM_SUBSCRIBER_FIRST_CONTACT	0x00000001
 #define tmsi_from_string(str) strtoul(str, NULL, 10)
 
+struct vty;
+
 struct gsm_equipment {
 	long long unsigned int id;
 	char imei[GSM_IMEI_LENGTH];
@@ -90,6 +92,7 @@
 
 int subscr_pending_requests(struct gsm_subscriber *subscr);
 int subscr_pending_clear(struct gsm_subscriber *subscr);
+int subscr_pending_dump(struct gsm_subscriber *subscr, struct vty *vty);
 
 char *subscr_name(struct gsm_subscriber *subscr);