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/*-
* Copyright (c) 1991 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.
*
* @(#)unistd.h 5.13 (Berkeley) 6/17/91
*/
#ifndef _UNISTD_H_
#define _UNISTD_H_
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/unistd.h>
#define STDIN_FILENO 0 /* standard input file descriptor */
#define STDOUT_FILENO 1 /* standard output file descriptor */
#define STDERR_FILENO 2 /* standard error file descriptor */
#ifndef NULL
#define NULL 0 /* null pointer constant */
#endif
typedef int ssize_t; /* count of bytes or error indication */
__BEGIN_DECLS
void _exit __P_((int));
int access __P_((const char *, int));
u_int alarm __P_((u_int));
int chdir __P_((const char *));
int chown __P_((const char *, uid_t, gid_t));
int close __P_((int));
char *cuserid __P_((char *));
int dup __P_((int));
int dup2 __P_((int, int));
int execl __P_((const char *, const char *, ...));
int execle __P_((const char *, const char *, ...));
int execlp __P_((const char *, const char *, ...));
int execv __P_((const char *, char * const *));
int execve __P_((const char *, char * const *, char * const *));
int execvp __P_((const char *, char * const *));
pid_t fork __P_((void));
long fpathconf __P_((int, int)); /* not yet */
char *getcwd __P_((char *, size_t));
gid_t getegid __P_((void));
uid_t geteuid __P_((void));
gid_t getgid __P_((void));
int getgroups __P_((int, int *)); /* XXX (gid_t *) */
char *getlogin __P_((void));
pid_t getpgrp __P_((void));
pid_t getpid __P_((void));
pid_t getppid __P_((void));
uid_t getuid __P_((void));
int isatty __P_((int));
int link __P_((const char *, const char *));
off_t lseek __P_((int, off_t, int));
long pathconf __P_((const char *, int)); /* not yet */
int pause __P_((void));
int pipe __P_((int *));
ssize_t read __P_((int, void *, size_t));
int rmdir __P_((const char *));
int setgid __P_((gid_t));
int setpgid __P_((pid_t, pid_t));
pid_t setsid __P_((void));
int setuid __P_((uid_t));
u_int sleep __P_((u_int));
long sysconf __P_((int)); /* not yet */
pid_t tcgetpgrp __P_((int));
int tcsetpgrp __P_((int, pid_t));
char *ttyname __P_((int));
int unlink __P_((const char *));
ssize_t write __P_((int, const void *, size_t));
#ifndef _POSIX_SOURCE
/* structure timeval required for select() */
#include <sys/time.h>
int acct __P_((const char *));
int async_daemon __P_((void));
char *brk __P_((const char *));
int chflags __P_((const char *, long));
int chroot __P_((const char *));
char *crypt __P_((const char *, const char *));
int des_cipher __P_((const char *, char *, long, int));
int des_setkey __P_((const char *key));
int encrypt __P_((char *, int));
void endusershell __P_((void));
int exect __P_((const char *, char * const *, char * const *));
int fchdir __P_((int));
int fchflags __P_((int, long));
int fchown __P_((int, uid_t, gid_t));
int fsync __P_((int));
int ftruncate __P_((int, off_t));
int getdtablesize __P_((void));
long gethostid __P_((void));
int gethostname __P_((char *, int));
mode_t getmode __P_((const void *, mode_t));
int getpagesize __P_((void));
char *getpass __P_((const char *));
char *getusershell __P_((void));
char *getwd __P_((char *)); /* obsoleted by getcwd() */
int initgroups __P_((const char *, int));
int mknod __P_((const char *, mode_t, dev_t));
int mkstemp __P_((char *));
char *mktemp __P_((char *));
int nfssvc __P_((int));
int nice __P_((int));
void psignal __P_((u_int, const char *));
extern char *sys_siglist[];
int profil __P_((char *, int, int, int));
int rcmd __P_((char **, int, const char *,
const char *, const char *, int *));
char *re_comp __P_((const char *));
int re_exec __P_((const char *));
int readlink __P_((const char *, char *, int));
int reboot __P_((int));
int revoke __P_((const char *));
int rresvport __P_((int *));
int ruserok __P_((const char *, int, const char *, const char *));
char *sbrk __P_((int));
int select __P_((int, fd_set *, fd_set *, fd_set *, struct timeval *));
int setegid __P_((gid_t));
int seteuid __P_((uid_t));
int setgroups __P_((int, const int *));
void sethostid __P_((long));
int sethostname __P_((const char *, int));
int setkey __P_((const char *));
int setlogin __P_((const char *));
void *setmode __P_((const char *));
int setpgrp __P_((pid_t pid, pid_t pgrp)); /* obsoleted by setpgid() */
int setregid __P_((int, int));
int setreuid __P_((int, int));
int setrgid __P_((gid_t));
int setruid __P_((uid_t));
void setusershell __P_((void));
int swapon __P_((const char *));
int symlink __P_((const char *, const char *));
void sync __P_((void));
int syscall __P_((int, ...));
int truncate __P_((const char *, off_t));
int ttyslot __P_((void));
u_int ualarm __P_((u_int, u_int));
void usleep __P_((u_int));
void *valloc __P_((size_t)); /* obsoleted by malloc() */
int vfork __P_((void));
#endif /* !_POSIX_SOURCE */
__END_DECLS
#endif /* !_UNISTD_H_ */
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