--- a/lib/standard_functions.txt	Wed Dec 26 12:39:41 2018 +0000
+++ b/lib/standard_functions.txt	Wed Dec 26 19:36:03 2018 +0000
@@ -1763,15 +1763,24 @@
 FUNCTION FIND : UDINT VAR_INPUT IN1 : STRING; IN2 : STRING; END_VAR RETURN; END_FUNCTION
 FUNCTION FIND : ULINT VAR_INPUT IN1 : STRING; IN2 : STRING; END_VAR RETURN; END_FUNCTION
 FUNCTION ADD_TIME : TIME VAR_INPUT IN1 : TIME; IN2 : TIME; END_VAR RETURN; END_FUNCTION
+FUNCTION ADD : TIME VAR_INPUT IN1 : TIME; IN2 : TIME; END_VAR RETURN; END_FUNCTION
 FUNCTION ADD_TOD_TIME : TOD VAR_INPUT IN1 : TOD; IN2 : TIME; END_VAR RETURN; END_FUNCTION
+FUNCTION ADD : TOD VAR_INPUT IN1 : TOD; IN2 : TIME; END_VAR RETURN; END_FUNCTION
 FUNCTION ADD_DT_TIME : DT VAR_INPUT IN1 : DT; IN2 : TIME; END_VAR RETURN; END_FUNCTION
+FUNCTION ADD : DT VAR_INPUT IN1 : DT; IN2 : TIME; END_VAR RETURN; END_FUNCTION
 
 FUNCTION SUB_TIME : TIME VAR_INPUT IN1 : TIME; IN2 : TIME; END_VAR RETURN; END_FUNCTION
+FUNCTION SUB : TIME VAR_INPUT IN1 : TIME; IN2 : TIME; END_VAR RETURN; END_FUNCTION
 FUNCTION SUB_DATE_DATE : TIME VAR_INPUT IN1 : DATE; IN2 : DATE; END_VAR RETURN; END_FUNCTION
+FUNCTION SUB : TIME VAR_INPUT IN1 : DATE; IN2 : DATE; END_VAR RETURN; END_FUNCTION
 FUNCTION SUB_TOD_TIME : TOD VAR_INPUT IN1 : TOD; IN2 : TIME; END_VAR RETURN; END_FUNCTION
+FUNCTION SUB : TOD VAR_INPUT IN1 : TOD; IN2 : TIME; END_VAR RETURN; END_FUNCTION
 FUNCTION SUB_TOD_TOD : TIME VAR_INPUT IN1 : TOD; IN2 : TOD; END_VAR RETURN; END_FUNCTION
+FUNCTION SUB : TIME VAR_INPUT IN1 : TOD; IN2 : TOD; END_VAR RETURN; END_FUNCTION
 FUNCTION SUB_DT_TIME : DT VAR_INPUT IN1 : DT; IN2 : TIME; END_VAR RETURN; END_FUNCTION
+FUNCTION SUB : DT VAR_INPUT IN1 : DT; IN2 : TIME; END_VAR RETURN; END_FUNCTION
 FUNCTION SUB_DT_DT : TIME VAR_INPUT IN1 : DT; IN2 : DT; END_VAR RETURN; END_FUNCTION
+FUNCTION SUB : TIME VAR_INPUT IN1 : DT; IN2 : DT; END_VAR RETURN; END_FUNCTION