#include <sys/types.h>

struct tm {
	int tm_sec;
	int tm_min;
	int tm_hour;
	int tm_mday;
	int tm_mon;
	int tm_year;
	int tm_wday;
	int tm_yday;
	int tm_isdst;
	long __tm_gmtoff;
	const char *__tm_zone;
};

struct timespec {
  time_t tv_sec; // Seconds.
  long tv_nsec;  // Nanoseconds.
};