#ifndef _UNISTD_H_
#define _UNISTD_H_
#include <sys/cdefs.h>
#include <sys/types.h>
#include <sys/unistd.h>
#define STDIN_FILENO 0
#define STDOUT_FILENO 1
#define STDERR_FILENO 2
#ifndef NULL
#define NULL 0
#endif
#define _POSIX_THREADS
#ifndef _POSIX_SOURCE
#define F_ULOCK 0
#define F_LOCK 1
#define F_TLOCK 2
#define F_TEST 3
#endif
#define _SC_ARG_MAX 1
#define _SC_CHILD_MAX 2
#define _SC_CLK_TCK 3
#define _SC_NGROUPS_MAX 4
#define _SC_OPEN_MAX 5
#define _SC_JOB_CONTROL 6
#define _SC_SAVED_IDS 7
#define _SC_VERSION 8
#define _SC_BC_BASE_MAX 9
#define _SC_BC_DIM_MAX 10
#define _SC_BC_SCALE_MAX 11
#define _SC_BC_STRING_MAX 12
#define _SC_COLL_WEIGHTS_MAX 13
#define _SC_EXPR_NEST_MAX 14
#define _SC_LINE_MAX 15
#define _SC_RE_DUP_MAX 16
#define _SC_2_VERSION 17
#define _SC_2_C_BIND 18
#define _SC_2_C_DEV 19
#define _SC_2_CHAR_TERM 20
#define _SC_2_FORT_DEV 21
#define _SC_2_FORT_RUN 22
#define _SC_2_LOCALEDEF 23
#define _SC_2_SW_DEV 24
#define _SC_2_UPE 25
#define _SC_STREAM_MAX 26
#define _SC_TZNAME_MAX 27
#define _SC_ASYNCHRONOUS_IO 28
#define _SC_PAGESIZE 29
#define _SC_AIO_LISTIO_MAX 42
#define _SC_AIO_MAX 43
#define _SC_AIO_PRIO_DELTA_MAX 44
__BEGIN_DECLS
void _Exit(int) __dead2;
void _exit(int) __dead2;
int access(const char *, int);
unsigned int alarm(unsigned int);
int chdir(const char *);
int chown(const char *, uid_t, gid_t);
int close(int);
size_t confstr(int, char *, size_t);
int dup(int);
int dup2(int, int);
int execl(const char *, const char *, ...);
int execle(const char *, const char *, ...);
int execlp(const char *, const char *, ...);
int execv(const char *, char * const *);
int execve(const char *, char * const *, char * const *);
int execvp(const char *, char * const *);
pid_t fork(void);
long fpathconf(int, int);
char *getcwd(char *, size_t);
int getdomainname(char *, int);
gid_t getegid(void);
uid_t geteuid(void);
gid_t getgid(void);
int getgroups(int, gid_t []);
char *getlogin(void);
int getlogin_r(char *, int);
pid_t getpgrp(void);
pid_t getpid(void);
pid_t getppid(void);
uid_t getuid(void);
int isatty(int);
int link(const char *, const char *);
off_t lseek(int, off_t, int);
long pathconf(const char *, int);
int pause(void);
int pipe(int *);
ssize_t read(int, void *, size_t);
int rmdir(const char *);
int setdomainname(const char *, int);
int setgid(gid_t);
int setpgid(pid_t, pid_t);
pid_t setsid(void);
int setuid(uid_t);
unsigned int sleep(unsigned int);
long sysconf(int);
pid_t tcgetpgrp(int);
int tcsetpgrp(int, pid_t);
char *ttyname(int);
char *ttyname_r(int, char *, size_t);
int unlink(const char *);
ssize_t write(int, const void *, size_t);
extern char *optarg;
extern int optind, opterr, optopt, optreset;
int getopt(int, char * const [], const char *);
#ifndef _POSIX_SOURCE
#ifdef __STDC__
struct timespec;
struct timeval;
#endif
int acct(const char *);
int async_daemon(void);
char *brk(const char *);
int chroot(const char *);
char *crypt(const char *, const char *);
int des_cipher(const char *, char *, long, int);
int des_setkey(const char *key);
int encrypt(char *, int);
void endusershell(void);
int fchdir(int);
int fchown(int, int, int);
char *fflagstostr(u_long);
int fsync(int);
int ftruncate(int, off_t);
int getdtablesize(void);
int getgrouplist(const char *, int, int *, int *);
long gethostid(void);
int gethostname(char *, int);
mode_t getmode(const void *, mode_t);
int getpagesize(void) __pure2;
char *getpass(const char *);
int getpgid(pid_t _pid);
int getsid(pid_t _pid);
char *getusershell(void);
char *getwd(char *);
int lockf(int, int, off_t);
int initgroups(const char *, int);
int iruserok(unsigned long, int, const char *, const char *);
int issetugid(void);
char *mkdtemp(char *);
int mknod(const char *, mode_t, dev_t);
int mkstemp(char *);
int mkstemps(char *, int);
char *mktemp(char *);
int nfssvc(int, void *);
int nice(int);
ssize_t pread(int, void *, size_t, off_t);
#if 0
void psignal(unsigned int, const char *);
extern __const char *__const sys_siglist[];
#else
#include <signal.h>
#endif
int profil(char *, int, int, int);
#ifndef __MWERKS__
int pselect(int, fd_set *, fd_set *, fd_set *,
const struct timespec *, const sigset_t *);
#endif
ssize_t pwrite(int, const void *, size_t, off_t);
int rcmd(char **, int, const char *, const char *, const char *, int *);
int readlink(const char *, char *, int);
int reboot(int);
int revoke(const char *);
int rresvport(int *);
int rresvport_af(int *, int);
int ruserok(const char *, int, const char *, const char *);
char *sbrk(int);
int select(int, fd_set *, fd_set *, fd_set *, struct timeval *);
int setegid(gid_t);
int seteuid(uid_t);
int setgroups(int, const gid_t *);
void sethostid(long);
int sethostname(const char *, int);
int setkey(const char *);
int setlogin(const char *);
void *setmode(const char *);
int setpgrp(pid_t pid, pid_t pgrp);
int setregid(gid_t, gid_t);
int setreuid(uid_t, uid_t);
int setrgid(gid_t);
int setruid(uid_t);
void setusershell(void);
int strtofflags(char **, u_long *, u_long *);
int swapon(const char *);
int symlink(const char *, const char *);
void sync(void);
int syscall(int, ...);
int truncate(const char *, off_t);
int ttyslot(void);
unsigned int ualarm(unsigned int, unsigned int);
int undelete(const char *);
int unwhiteout(const char *);
int usleep(unsigned int);
void *valloc(size_t);
pid_t vfork(void);
extern char *suboptarg;
int getsubopt(char **, char * const *, char **);
int getattrlist(const char*,void*,void*,size_t,unsigned long);
int setattrlist(const char*,void*,void*,size_t,unsigned long);
int exchangedata(const char*,const char*,unsigned long);
int checkuseraccess(const char*,uid_t,gid_t*,int,int,unsigned long);
int getdirentriesattr(int,void*,void*,size_t,unsigned long*,unsigned long*,unsigned long*,unsigned long);
int searchfs(const char*,void*,void*,unsigned long,unsigned long,void*);
int fsctl(const char *,unsigned long,void*,unsigned long);
#endif
__END_DECLS
#endif