time_t t = time(NULL);
struct tm* ts = localtime(&t);

struct tm
{
  int tm_sec;            /* Seconds.    [0-60] (1 leap second) */
  int tm_min;            /* Minutes.    [0-59] */
  int tm_hour;            /* Hours.    [0-23] */
  int tm_mday;            /* Day.        [1-31] */
  int tm_mon;            /* Month.    [0-11] */
  int tm_year;            /* Year    - 1900.  */
  int tm_wday;            /* Day of week.    [0-6] */
  int tm_yday;            /* Days in year.[0-365]    */
  int tm_isdst;            /* DST.        [-1/0/1]*/

# ifdef    __USE_BSD
  long int tm_gmtoff;        /* Seconds east of UTC.  */
  const char *tm_zone;        /* Timezone abbreviation.  */
# else
  long int __tm_gmtoff;        /* Seconds east of UTC.  */
  const char *__tm_zone;    /* Timezone abbreviation.  */
# endif
};