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

int main(void)
{
	time_t t;

	tzset();
	printf("tzname: (%s,%s)  timezone: %ld  daylight:%d\n",
			tzname[0], tzname[1], timezone, daylight);
	time(&t);
	localtime(&t);
	printf("tzname: (%s,%s)  timezone: %ld  daylight:%d\n",
			tzname[0], tzname[1], timezone, daylight);

	return 0;
}