#include <time.h>
#include <stdio.h>
#include <string.h>

int main()
{
	struct tm mytm;
	memset(&mytm, 0, sizeof(mytm));
	mytm.tm_mday = 26;
	mytm.tm_mon = 9;
	mytm.tm_year = 103;
	mytm.tm_hour = 1;
	mytm.tm_min = 59;
	mytm.tm_isdst = -1;

	time_t when = mktime(&mytm);

	printf("when = %p is_dst = %d zone = %s %s", when, mytm.tm_isdst, mytm.tm_zone, asctime(&mytm));	
	
	mytm.tm_min = 0;
	mytm.tm_hour = 2;
	mytm.tm_isdst = -1;

	when = mktime(&mytm);

	printf("when = %p is_dst = %d zone = %s %s", when, mytm.tm_isdst, mytm.tm_zone, asctime(&mytm));	
	
	mytm.tm_min = 14;
	mytm.tm_hour = 2;
	mytm.tm_isdst = -1;

	when = mktime(&mytm);

	printf("when = %p is_dst = %d zone = %s %s", when, mytm.tm_isdst, mytm.tm_zone, asctime(&mytm));	
	
	mytm.tm_min = 15;
	mytm.tm_hour = 2;
	mytm.tm_isdst = -1;

	when = mktime(&mytm);

	printf("when = %p is_dst = %d zone = %s %s", when, mytm.tm_isdst, mytm.tm_zone, asctime(&mytm));	
}