struct bt_notification;
struct bt_packet;
-extern struct bt_packet *bt_notification_packet_begin_borrow_packet(
+extern const struct bt_packet *bt_notification_packet_begin_borrow_packet(
struct bt_notification *notification);
-extern struct bt_packet *bt_notification_packet_end_borrow_packet(
+extern const struct bt_packet *bt_notification_packet_end_borrow_packet(
struct bt_notification *notification);
#ifdef __cplusplus