with Ada.Calendar; use Ada.Calendar; package Libsens.Util is function Integer_Image (Value : in Integer) return String; procedure Difference_In_Years(Top_Date : in Time; Bot_Date : in Time; Years : out Natural; Months : out Natural; Days : out Natural; Houres : out Natural; Minutes : out Natural; Second : out Natural; Rest : out Duration); end Libsens.Util;