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#ifndef TIME_H
#define TIME_H
#include <sys/types.h>
#include <stddef.h>
#define CLOCK_REALTIME 0
#define CLOCK_MONOTONIC_RAW 1
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;
};
typedef int clockid_t;
struct timespec {
time_t tv_sec; // Seconds.
long tv_nsec; // Nanoseconds.
};
time_t time(time_t *tloc);
int clock_gettime(clockid_t clock_id, struct timespec *tp);
struct tm *localtime(const time_t *timer);
struct tm *gmtime(const time_t *timer);
size_t strftime(char *restrict s, size_t maxsize,
const char *restrict format, const struct tm *restrict timeptr);
char *ctime_r(const time_t *clock, char *buf);
#endif
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