/*
 * Copyright (c) 1989 The Regents of the University of California.
 * All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 * 1. Redistributions of source code must retain the above copyright
 *    notice, this list of conditions and the following disclaimer.
 * 2. Redistributions in binary form must reproduce the above copyright
 *    notice, this list of conditions and the following disclaimer in the
 *    documentation and/or other materials provided with the distribution.
 * 3. All advertising materials mentioning features or use of this software
 *    must display the following acknowledgement:
 *      This product includes software developed by the University of
 *      California, Berkeley and its contributors.
 * 4. Neither the name of the University nor the names of its contributors
 *    may be used to endorse or promote products derived from this software
 *    without specific prior written permission.
 *
 * THIS SOFTWARE IS PROVIDED BY THE REGENTS AND CONTRIBUTORS ``AS IS'' AND
 * ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
 * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
 * ARE DISCLAIMED.  IN NO EVENT SHALL THE REGENTS OR CONTRIBUTORS BE LIABLE
 * FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL
 * DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS
 * OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION)
 * HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT
 * LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY
 * OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
 * SUCH DAMAGE.
 *
 *      @(#)time.h      5.12 (Berkeley) 3/9/91
 */

#ifndef _TIME_H_
#define _TIME_H_

#include "ansi.h"

#ifndef NULL
#define NULL    0
#endif

#ifdef  _CLOCK_T_
typedef _CLOCK_T_       clock_t;
#undef  _CLOCK_T_
#endif

#ifdef  _TIME_T_
typedef _TIME_T_        time_t;
#undef  _TIME_T_
#endif

#ifdef  _SIZE_T_
typedef _SIZE_T_        size_t;
#undef  _SIZE_T_
#endif

struct tm {
	int     tm_sec;         /* seconds after the minute [0-60] */
	int     tm_min;         /* minutes after the hour [0-59] */
	int     tm_hour;        /* hours since midnight [0-23] */
	int     tm_mday;        /* day of the month [1-31] */
	int     tm_mon;         /* months since January [0-11] */
	int     tm_year;        /* years since 1900 */
	int     tm_wday;        /* days since Sunday [0-6] */
	int     tm_yday;        /* days since January 1 [0-365] */
	int     tm_isdst;       /* Daylight Savings Time flag */
	long    tm_gmtoff;      /* offset from CUT in seconds */
	char    *tm_zone;       /* timezone abbreviation */
};

#include "cdefs.h"

__BEGIN_DECLS
char *asctime __P((const struct tm *));
clock_t clock __P((void));
char *ctime __P((const time_t *));
double difftime __P((time_t, time_t));
struct tm *gmtime __P((const time_t *));
struct tm *localtime __P((const time_t *));
time_t mktime __P((struct tm *));
size_t strftime __P((char *, size_t, const char *, const struct tm *));
time_t time __P((time_t *));

#ifndef _ANSI_SOURCE
void tzset __P((void));
#endif /* not ANSI */

#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
char *timezone __P((int, int));
void tzsetwall __P((void));
#endif /* neither ANSI nor POSIX */
__END_DECLS

#endif /* !_TIME_H_ */
