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+/* $OpenBSD: time.h,v 1.31 2018/10/30 16:28:42 guenther Exp $ */
+/* $NetBSD: time.h,v 1.9 1994/10/26 00:56:35 cgd Exp $ */
+
+/*
+ * Copyright (c) 1989 The Regents of the University of California.
+ * All rights reserved.
+ *
+ * (c) UNIX System Laboratories, Inc.
+ * All or some portions of this file are derived from material licensed
+ * to the University of California by American Telephone and Telegraph
+ * Co. or Unix System Laboratories, Inc. and are reproduced herein with
+ * the permission of UNIX System Laboratories, Inc.
+ *
+ * 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. 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 <sys/cdefs.h>
+#include <sys/_null.h>
+#include <sys/_types.h>
+
+#ifndef _CLOCK_T_DEFINED_
+#define _CLOCK_T_DEFINED_
+typedef __clock_t clock_t;
+#endif
+
+#ifndef _TIME_T_DEFINED_
+#define _TIME_T_DEFINED_
+typedef __time_t time_t;
+#endif
+
+#ifndef _SIZE_T_DEFINED_
+#define _SIZE_T_DEFINED_
+typedef __size_t size_t;
+#endif
+
+#if __POSIX_VISIBLE > 0 && __POSIX_VISIBLE < 200112 || __BSD_VISIBLE
+/*
+ * Frequency of the clock ticks reported by times(). Deprecated - use
+ * sysconf(_SC_CLK_TCK) instead. (Removed in 1003.1-2001.)
+ */
+#define CLK_TCK 100
+#endif
+
+#define CLOCKS_PER_SEC 100 /* frequency of ticks reported by clock(). */
+
+#if __POSIX_VISIBLE >= 199309 || __ISO_C_VISIBLE >= 2011
+#ifndef _TIMESPEC_DECLARED
+#define _TIMESPEC_DECLARED
+struct timespec {
+ time_t tv_sec; /* seconds */
+ long tv_nsec; /* and nanoseconds */
+};
+#endif
+#endif
+
+#if __POSIX_VISIBLE >= 199309
+#include <sys/_time.h>
+
+#ifndef _CLOCKID_T_DEFINED_
+#define _CLOCKID_T_DEFINED_
+typedef __clockid_t clockid_t;
+#endif
+
+#ifndef _TIMER_T_DEFINED_
+#define _TIMER_T_DEFINED_
+typedef __timer_t timer_t;
+#endif
+#endif
+
+#if __POSIX_VISIBLE >= 200112
+#ifndef _PID_T_DEFINED_
+#define _PID_T_DEFINED_
+typedef __pid_t pid_t;
+#endif
+#endif
+
+#if __POSIX_VISIBLE >= 200809
+#ifndef _LOCALE_T_DEFINED_
+#define _LOCALE_T_DEFINED_
+typedef void *locale_t;
+#endif
+#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 Saving Time flag */
+ long tm_gmtoff; /* offset from UTC in seconds */
+ char *tm_zone; /* timezone abbreviation */
+};
+
+__BEGIN_DECLS
+char *asctime(const struct tm *);
+clock_t clock(void);
+char *ctime(const time_t *);
+double difftime(time_t, time_t);
+struct tm *gmtime(const time_t *);
+struct tm *localtime(const time_t *);
+time_t mktime(struct tm *);
+size_t strftime(char *__restrict, size_t, const char *__restrict,
+ const struct tm *__restrict)
+ __attribute__ ((__bounded__(__string__,1,2)));
+time_t time(time_t *);
+
+#if __XPG_VISIBLE >= 300
+extern int daylight;
+extern long timezone;
+#endif
+#if __XPG_VISIBLE >= 400
+char *strptime(const char *__restrict, const char *__restrict,
+ struct tm *__restrict);
+#endif
+
+#if __POSIX_VISIBLE >= 199506
+char *asctime_r(const struct tm *__restrict, char *__restrict)
+ __attribute__ ((__bounded__(__minbytes__,2,26)));
+char *ctime_r(const time_t *, char *)
+ __attribute__ ((__bounded__(__minbytes__,2,26)));
+struct tm *gmtime_r(const time_t *__restrict, struct tm *__restrict);
+struct tm *localtime_r(const time_t *__restrict, struct tm *__restrict);
+#endif
+
+#if __POSIX_VISIBLE
+extern char *tzname[2];
+void tzset(void);
+#endif
+
+#if __POSIX_VISIBLE >= 199309
+int clock_getres(clockid_t, struct timespec *);
+int clock_gettime(clockid_t, struct timespec *);
+int clock_settime(clockid_t, const struct timespec *);
+int nanosleep(const struct timespec *, struct timespec *);
+#endif
+
+#if __POSIX_VISIBLE >= 200112
+int clock_getcpuclockid(pid_t, clockid_t *);
+#endif
+
+#if __POSIX_VISIBLE >= 200809
+size_t strftime_l(char *__restrict, size_t, const char *__restrict,
+ const struct tm *__restrict, locale_t)
+ __attribute__ ((__bounded__(__string__,1,2)));
+#endif
+
+#if __ISO_C_VISIBLE >= 2011
+#define TIME_UTC 1 /* time elapsed since epoch */
+int timespec_get(struct timespec *_ts, int _base);
+#endif
+
+#if __BSD_VISIBLE
+void tzsetwall(void);
+time_t timelocal(struct tm *);
+time_t timegm(struct tm *);
+time_t timeoff(struct tm *, const long);
+#endif
+__END_DECLS
+
+#endif /* !_TIME_H_ */