diff --git a/libthread_db/include/thread_db.h b/libthread_db/include/thread_db.h
index 6ff968f..1ed8ffca 100644
--- a/libthread_db/include/thread_db.h
+++ b/libthread_db/include/thread_db.h
@@ -149,6 +149,10 @@
 extern td_err_e td_ta_thr_iter(td_thragent_t const * agent, td_thr_iter_f * func, void * cookie,
                                td_thr_state_e state, int32_t prio, sigset_t * sigmask, uint32_t user_flags);
 
+extern td_err_e td_thr_event_enable(td_thrhandle_t const * handle, td_event_e event);
+
+extern td_err_e td_thr_get_info(td_thrhandle_t const * handle, td_thrinfo_t * info);
+
 extern char const ** td_symbol_list(void);
 
 extern td_err_e td_thr_tls_get_addr(const td_thrhandle_t * th,