USAGE
   signed int sccdsleap(
           signed char *leap,
           signed int format );

PROTOTYPE IN
   sc_clock.h

DESCRIPTION
   sccdsleap tests the ASCIIZ year string formatted as format passed
   to it in leap to see if it is a leap year.

   Date string styles:
   SC_GREGOR     mm/dd/yy
   SC_GREGORL    mm/dd/yyyy
   SC_JULIAN     yyyy/ddd
   SC_YMD        yyyymmdd
   SC_DMY        ddmmyy

RETURN VALUES
   SC_TRUE       is leap year
   SC_FALSE      is not leap year

EXAMPLE
   #include <stdio.h>
   #include <softc.h>
   #include <sc_clock.h>

   void main()
   {
     if (sccdsleap("19890101",SC_YMD))
       puts("Leap Year!");
     else
       puts("Normal Year.");
    }