/*	$NetBSD: unistd.h,v 1.4 2008/04/29 05:46:08 martin Exp $	*/

/*-
 * Copyright (c) 2004 The NetBSD Foundation, Inc.
 * All rights reserved.
 *
 * This code is derived from software contributed to The NetBSD Foundation
 * by Johnny C. Lam.
 *
 * 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.
 *
 * THIS SOFTWARE IS PROVIDED BY THE NETBSD FOUNDATION, INC. 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 FOUNDATION 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.
 */

#ifndef _NBCOMPAT_UNISTD_H_
#define _NBCOMPAT_UNISTD_H_

#if HAVE_UNISTD_H
# include <unistd.h>
#endif

/*
 * Declare functions and macros that may be missing in <unistd.h>.
 */

#if !HAVE_DECL_OPTARG
extern char	*optarg;
#endif

#if !HAVE_DECL_OPTIND
extern int	optind;
#endif

#if !HAVE_DECL_OPTRESET
extern int	optreset;
#endif

#if !HAVE_GETPASS_D
char	*getpass(const char *);
#endif

/*
 * If getpassphrase() exists, then use it in place of getpass().
 */
#if HAVE_GETPASSPHRASE
# ifndef getpass
#  define getpass	getpassphrase
# endif
#endif

#if !HAVE_LCHOWN 
int	lchown(const char *, uid_t, gid_t);
#endif

#if !HAVE_GETMODE
mode_t	getmode(const void *, mode_t);
#endif

#if !HAVE_SETMODE
void	*setmode(const char *);
#endif

#if !HAVE_STRMODE
void	strmode(mode_t, char *);
#endif

#endif	/* !_NBCOMPAT_UNISTD_H_ */