Unpacks a DOS packed date value into its separate year, month, and day values.
#include <smsutapi.h> void NWSMUnPackDate ( UINT16 date, UINT16 *year, UINT16 *month, UINT16 *day);
(IN) Specifies he date and time to unpack in DOS date and time format.
(OUT) Points to the unpacked year value.
(OUT) Points to the unpacked month value.
(OUT) Points to the unpacked day value.
NWSMUnPackDate assumes that the input value is correct.