/*-
 * Copyright (c) 1993
 *	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.
 *
 *	@(#)err.h	8.1 (Berkeley) 6/2/93
 */

#ifndef _ERR_H_
#define	_ERR_H_

#ifdef __STDC__
# include <stdarg.h>
#else
# include <varargs.h>
#endif

#if !defined(__GNUC__) || __GNUC__ < 2 || __GNUC__ == 2 && __GNUC_MINOR__ < 5
#define __attribute__(x)
#endif

#ifdef __STDC__
void	err(int, const char *, ...) __attribute__((__noreturn__));
void	verr(int, const char *, va_list) __attribute__((__noreturn__));
void	errx(int, const char *, ...) __attribute__((__noreturn__));
void	verrx(int, const char *, va_list) __attribute__((__noreturn__));
void	warn(const char *, ...);
void	vwarn(const char *, va_list);
void	warnx(const char *, ...);
void	vwarnx(const char *, va_list);
#else
void	err() __attribute__((__noreturn__));
void	verr() __attribute__((__noreturn__));
void	errx() __attribute__((__noreturn__));
void	verrx() __attribute__((__noreturn__));
void	warn();
void	vwarn();
void	warnx();
void	vwarnx();
#endif /* __STDC__ */

#endif /* !_ERR_H_ */