1#include "time32.h"
 2#include <time.h>
 3#include <errno.h>
 4#include <stdint.h>
 5
 6time32_t __mktime32(struct tm *tm)
 7{
 8	struct tm tmp = *tm;
 9	time_t t = mktime(&tmp);
10	if (t < INT32_MIN || t > INT32_MAX) {
11		errno = EOVERFLOW;
12		return -1;
13	}
14	*tm = tmp;
15	return t;
16}