diff --git a/nlsr_adl.h b/nlsr_adl.h
index cd25524..dc2e899 100644
--- a/nlsr_adl.h
+++ b/nlsr_adl.h
@@ -6,4 +6,8 @@
 void update_adjacent_status_to_adl(struct ccn_charbuf *nbr, int status);
 void update_adjacent_lsdb_version_to_adl(struct ccn_charbuf *nbr, long int version);
 
+int get_timed_out_number(struct ccn_charbuf *nbr);
+void update_adjacent_timed_out_to_adl(struct ccn_charbuf *nbr, int increment);
+void update_adjacent_timed_out_zero_to_adl(struct ccn_charbuf *nbr);
+
 #endif