#ifndef	_TIME_H
#define _TIME_H

#ifdef __cplusplus
extern "C" {
#endif

#include <features.h>

#ifdef __cplusplus
#define NULL 0L
#else
#define NULL ((void*)0)
#endif


#define __NEED_size_t
#define __NEED_time_t
#define __NEED_clock_t
#define __NEED_struct_timespec

#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 || defined(_BSD_SOURCE)
#define __NEED_clockid_t
#define __NEED_timer_t
#define __NEED_pid_t
#define __NEED_locale_t
#endif

#include <bits/alltypes.h>

#if defined(_BSD_SOURCE) || defined(_GNU_SOURCE)
#define __tm_gmtoff tm_gmtoff
#define __tm_zone tm_zone
#endif

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;
};

double difftime (time_t, time_t);
size_t strftime (char *__restrict, size_t, const char *__restrict, const struct tm *__restrict);
struct tm *gmtime (const time_t *);
char *asctime (const struct tm *);

#define CLOCKS_PER_SEC 1000000L

#define TIME_UTC 1

#if defined(_POSIX_SOURCE) || defined(_POSIX_C_SOURCE) \
 || defined(_XOPEN_SOURCE) || defined(_GNU_SOURCE) \
 || defined(_BSD_SOURCE)

size_t strftime_l (char *  __restrict, size_t, const char *  __restrict, const struct tm *  __restrict, locale_t);

struct tm *gmtime_r (const time_t *__restrict, struct tm *__restrict);
char *asctime_r (const struct tm *__restrict, char *__restrict);

#endif

#if defined(_XOPEN_SOURCE) || defined(_BSD_SOURCE) || defined(_GNU_SOURCE)

char *strptime (const char *__restrict, const char *__restrict, struct tm *__restrict);
extern int daylight;
extern long timezone;
#endif


#if defined(_GNU_SOURCE) || defined(_BSD_SOURCE)
time_t timegm(struct tm *);
#endif

#ifdef __cplusplus
}
#endif


#endif
