diff --git a/src/ezic.erl b/src/ezic.erl
index 1c4e526..e5bf040 100644
--- a/src/ezic.erl
+++ b/src/ezic.erl
@@ -1,7 +1,14 @@
 -module(ezic).
 -include("include/ezic.hrl").
 
--export([localtime/1, utc_to_local/2, utc_from_local/2, zone_convert/3]).
+-export([
+	 localtime/1
+	 , utc_to_local/2
+	 , utc_from_local/2
+	 , zone_convert/3
+	 , next_timechange/1
+	 , next_timechange/2
+	]).
 
 -export([load/1, dev_start/0, test/0]).
 
@@ -39,6 +46,16 @@ zone_convert(Datetime, FromTimeZone, ToTimeZone) ->
 
 
 
+next_timechange(TzName) ->
+    next_timechange(localtime(TzName), TzName).
+
+next_timechange(Datetime, TzName) ->
+    not_done.
+
+
+
+
+
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%
 % DEV API
 %%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%%