/* IBM_PROLOG_BEGIN_TAG                                                   */
/* This is an automatically generated prolog.                             */
/*                                                                        */
/* bos53H src/bos/usr/include/unistd.h 1.38.4.46                          */
/*                                                                        */
/* Licensed Materials - Property of IBM                                   */
/*                                                                        */
/* (C) COPYRIGHT International Business Machines Corp. 1985,1995          */
/* All Rights Reserved                                                    */
/*                                                                        */
/* US Government Users Restricted Rights - Use, duplication or            */
/* disclosure restricted by GSA ADP Schedule Contract with IBM Corp.      */
/*                                                                        */
/* IBM_PROLOG_END_TAG                                                     */
/* @(#)82     1.38.4.46  src/bos/usr/include/unistd.h, incstd, bos53H, h2006_17B8 4/25/06 11:53:09 */
/*
 * COMPONENT_NAME: (INCSTD) Standard Include Files
 *
 * FUNCTIONS:
 *
 * ORIGINS: 3 27
 *
 * (C) COPYRIGHT International Business Machines Corp. 1985, 2006
 * All Rights Reserved
 * Licensed Materials - Property of IBM
 *
 * US Government Users Restricted Rights - Use, duplication or
 * disclosure restricted by GSA ADP Schedule Contract with IBM Corp.
 *
 * Copyright (c) 1984 AT&T
 * All Rights Reserved
 *
 * THIS IS UNPUBLISHED PROPRIETARY SOURCE CODE OF AT&T
 * The copyright notice above does not evidence any
 * actual or intended publication of such source code.
 */

#ifndef _H_UNISTD
#define _H_UNISTD

#ifdef __cplusplus
extern "C" {
#endif

#ifndef _H_STANDARDS
#include <standards.h>
#endif

#include <strict_stdtypes.h>

#ifndef _H_TYPES
#include <sys/types.h>
#endif

#include <end_strict_stdtypes.h>

#ifndef _H_ACCESS
#include <sys/access.h>	/* for the "access" function */
#endif

/*
 * POSIX requires that certain values be included in unistd.h.  It also
 * requires that when _POSIX_SOURCE is defined only those standard
 * specific values are present.  This header includes all the POSIX
 * required entries.
 */

#ifdef _POSIX_SOURCE
#ifdef _LARGE_FILES
#define lseek lseek64
#endif


/* Symbolic constants for the "lseek" function: */
#ifndef SEEK_SET
#define SEEK_SET 0	/* Set file pointer to "offset" */
#define SEEK_CUR 1	/* Set file pointer to current plus "offset" */
#define SEEK_END 2	/* Set file pointer to EOF plus "offset" */
#endif /* SEEK_SET */

#ifdef _NO_PROTO

#ifndef _KERNEL
extern int access();
extern unsigned int alarm();
extern int chdir();
extern int chown();
extern int close();
extern char *ctermid();
extern int dup();
extern int dup2();
extern int execl();
extern int execv();
extern int execle();
extern int execve();
extern int execlp();
extern int execvp();
extern void _exit();
extern pid_t fork();
extern long fpathconf();
extern char *getcwd();
extern gid_t getegid();
extern uid_t geteuid();
extern gid_t getgid();
extern int getgroups();
extern char *getlogin();
extern pid_t getpgrp();
extern pid_t getpid();
extern pid_t getppid();
extern uid_t getuid();
extern int isatty();
extern int link();
extern off_t lseek();
extern long pathconf();
extern int pause();
extern int pipe();
#if defined(_XOPEN_SOURCE) && ( _XOPEN_SOURCE >= 500 )
extern int pthread_atfork();
#endif
extern int read();
extern int rmdir();
extern int setgid();
extern int setpgid();
extern int setsid();
extern int setuid();
extern unsigned int sleep();
extern long sysconf();
extern pid_t tcgetpgrp();
extern int tcsetpgrp();
extern char *ttyname();
extern int unlink();
extern int write();
#endif		/* !_KERNEL	*/

#else		/* POSIX required prototypes */

#ifndef _KERNEL
extern int access(const char *, int);
extern unsigned int alarm(unsigned int);
extern int chdir(const char *);
extern int chown(const char *, uid_t, gid_t);
extern int close(int);
extern char *ctermid(char *);
extern int dup(int);
extern int dup2(int, int);
extern int execl(const char *, const char *, ...);
extern int execv(const char *, char *const []);
extern int execle(const char *, const char *, ...);
extern int execve(const char *, char *const [], char *const []);
extern int execlp(const char *, const char *, ...);
extern int execvp(const char *, char *const []);
extern void _exit(int);
extern pid_t fork(void);
extern long fpathconf(int, int);
extern char *getcwd(char *, size_t);
extern gid_t getegid(void);
extern uid_t geteuid(void);
extern gid_t getgid(void);
extern int getgroups(int, gid_t []);
extern char *getlogin(void);
#ifndef _BSD
extern pid_t getpgrp(void);
#endif /* _BSD */
extern pid_t getpid(void);
extern pid_t getppid(void);
extern uid_t getuid(void);
extern int isatty(int);
extern int link(const char *, const char *);
extern off_t lseek(int, off_t, int);
#ifdef _LARGE_FILE_API
extern off64_t	lseek64(int, off64_t, int);
#endif
extern long pathconf(const char *, int);
extern int pause(void);
extern int pipe(int []);
#if defined(_XOPEN_SOURCE) && ( _XOPEN_SOURCE >= 500 )
extern int pthread_atfork(void (*)(void), void (*)(void), void (*)(void));
#endif
extern ssize_t read(int, void *, size_t);
extern int rmdir(const char *);
extern int setgid(gid_t);
extern int setpgid(pid_t, pid_t);
extern pid_t setsid(void);
extern int setuid(uid_t);
extern unsigned int sleep(unsigned int);
extern long sysconf(int);
extern pid_t tcgetpgrp(int);
extern int tcsetpgrp(int, pid_t);
extern char *ttyname(int);
extern int unlink(const char *);
extern ssize_t write(int, const void *, size_t);
#endif		/* !_KERNEL	*/
#endif		/* !_NO_PROTO	*/

#define STDIN_FILENO	0
#define STDOUT_FILENO	1
#define STDERR_FILENO	2

#define _POSIX_JOB_CONTROL	1
#define _POSIX_SAVED_IDS	1

#define _POSIX_VERSION		200112L
#define _POSIX2_VERSION		200112L
#define _POSIX2_C_VERSION	200112L


#ifdef _XOPEN_SOURCE

#define _XOPEN_VERSION		600
#define _XOPEN_XCU_VERSION	4
#define _XOPEN_XPG3		1
#define _XOPEN_XPG4		1
#define _XOPEN_UNIX		1

#define _XOPEN_REALTIME		(-1)
#define _XOPEN_REALTIME_THREADS	(-1)

#if (_XOPEN_SOURCE >= 600)
#define _XOPEN_STREAMS		1
#endif

#define _XBS5_ILP32_OFF32	1
#define _XBS5_ILP32_OFFBIG	1
#define _XBS5_LP64_OFF64	1
#define _XBS5_LPBIG_OFFBIG	1

#define _POSIX2_C_BIND		200112L
#define _POSIX2_C_DEV		200112L
#define _POSIX2_CHAR_TERM	1
#define _POSIX2_LOCALEDEF	200112L
#define _POSIX2_UPE		200112L
#define _POSIX2_FORT_DEV	(-1)
#define _POSIX2_FORT_RUN	(-1)
#define _POSIX2_SW_DEV		(-1)

#if (_POSIX_C_SOURCE >= 200112L)
#define _POSIX_REGEXP         1
#define _POSIX_SHELL          1
#define _POSIX2_PBS           (-1)
#define _POSIX2_PBS_ACCOUNTING        (-1)
#define _POSIX2_PBS_CHECKPOINT        (-1)
#define _POSIX2_PBS_LOCATE    (-1)
#define _POSIX2_PBS_MESSAGE   (-1)
#define _POSIX2_PBS_TRACK     (-1)
#define _V6_ILP32_OFF32               1
#define _V6_ILP32_OFFBIG      1
#define _V6_LP64_OFF64                1
#define _V6_LPBIG_OFFBIG      1

#define _POSIX_ADVISORY_INFO   200112L
#define _POSIX_BARRIERS        200112L
#define _POSIX_CLOCK_SELECTION 200112L
#define _POSIX_CPUTIME         200112L
#define _POSIX_MONOTONIC_CLOCK 200112L

#ifdef _POSIX_RAW_SOCKETS
#undef _POSIX_RAW_SOCKETS
#endif

#define _POSIX_SPAWN           200112L
#define _POSIX_SPIN_LOCKS      200112L
#define _POSIX_SPORADIC_SERVER (-1)
#define _POSIX_THREAD_CPUTIME  200112L
#define _POSIX_THREAD_SPORADIC_SERVER (-1)
#define _POSIX_TIMEOUTS	200112L
#define _POSIX_TRACE           (-1)
#define _POSIX_TRACE_EVENT_FILTER     (-1)
#define _POSIX_TRACE_INHERIT   (-1)
#define _POSIX_TRACE_LOG       (-1)
#define _POSIX_TYPED_MEMORY_OBJECTS   (-1)

#endif /* _POSIX_C_SOURCE >= 200112L */

#define _XOPEN_CRYPT		1
#define _XOPEN_SHM		1
#define _XOPEN_ENH_I18N		1
#define _XOPEN_LEGACY		(-1)
#ifndef __64BIT__
#define _UNIX_ABI		(-1)
#define _UNIX_ABI_IA64		(-1)
#define _UNIX_ABI_BIG_ENDIAN	(-1)
#define _UNIX_ABI_LITTLE_ENDIAN	(-1)
#endif /* __64BIT__ */

extern  char    *optarg;
extern  int     optind, opterr, optopt;

#ifdef _NO_PROTO
	extern	size_t	confstr();
	extern  char    *crypt();
	extern  void    encrypt();
	extern  int     fsync();
	extern	int	getopt();
	extern	int	nice();
	extern  void    swab();
#if (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE<200112L) || defined(_ALL_SOURCE)
	extern  char    *getpass();
	extern  int     chroot();
#endif
#else
	extern	size_t	confstr(int, char*, size_t);
	extern  char    *crypt(const char *, const char *);
	extern  void    encrypt(char *, int);
	extern  int     fsync(int);
	extern	int	getopt(int, char* const*, const char*);
	extern	int	nice(int);
	extern  void    swab(const void *, void *, ssize_t);
	extern int	fdatasync(int);
#if (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE<200112L) || defined(_ALL_SOURCE)
	extern  char    *getpass(const char *);
	extern  int     chroot(const char *);
#endif
#endif

#endif /* _XOPEN _SOURCE */

/* Threads options for 1003.1c and XPG UNIX98 */
#define _POSIX_THREADS				200112L
#define _POSIX_THREAD_ATTR_STACKADDR            200112L
#define _POSIX_THREAD_ATTR_STACKSIZE		200112L
#define _POSIX_THREAD_PROCESS_SHARED		200112L
#define _POSIX_THREAD_SAFE_FUNCTIONS		200112L
#ifdef _ALL_SOURCE
#define _POSIX_REENTRANT_FUNCTIONS		_POSIX_THREAD_SAFE_FUNCTIONS
#endif

/* Realtime threads options for 1003.1c and XPG UNIX98 */
#define	 _POSIX_THREAD_PRIORITY_SCHEDULING	(-1)
#define	 _POSIX_THREAD_PRIO_INHERIT		(-1)
#define	 _POSIX_THREAD_PRIO_PROTECT		(-1)

#undef  _POSIX_THREAD_FORKALL

/* Realtime options for 1003.1c and XPG UNIX98 */
#define _POSIX_ASYNCHRONOUS_IO			200112L
#define _POSIX_FSYNC				200112L
#define _POSIX_MAPPED_FILES			200112L
#define _POSIX_MEMLOCK			        200112L
#define _POSIX_MEMLOCK_RANGE		        200112L
#define _POSIX_MEMORY_PROTECTION		200112L
#define _POSIX_MESSAGE_PASSING			200112L
#define _POSIX_PRIORITIZED_IO			200112L
#define _POSIX_PRIORITY_SCHEDULING		200112L
#define _POSIX_REALTIME_SIGNALS			200112L
#define _POSIX_SEMAPHORES			200112L
#define _POSIX_SHARED_MEMORY_OBJECTS            200112L
#define _POSIX_SYNCHRONIZED_IO			200112L
#define _POSIX_TIMERS				200112L

#define _POSIX_ASYNC_IO				(-1)
#undef	_POSIX_SYNC_IO
#define _POSIX_PRIO_IO				(-1)

#define _POSIX_CHOWN_RESTRICTED	 0
#define _POSIX_VDISABLE		 0xFF
#define _POSIX_NO_TRUNC		 0

  /* UNIX03 and POSIX01 */
  /* Always enabled */
#define _POSIX_IPV6				200112L
#define _POSIX_RAW_SOCKETS			200112L


#ifndef NULL
#define NULL	0
#endif

#if (_POSIX_C_SOURCE >= 200112L)
#define _POSIX_READER_WRITER_LOCKS            200112L
#endif

/* arguments for the confstr() function */

#define _CS_PATH	1

	/* compile,link,lib,lint flags for 32bit, no_LARGE_FILES system */
#define _CS_XBS5_ILP32_OFF32_CFLAGS	2
#define _CS_XBS5_ILP32_OFF32_LDFLAGS	3
#define _CS_XBS5_ILP32_OFF32_LIBS	4
#define _CS_XBS5_ILP32_OFF32_LINTFLAGS	5

	/* compile,link,lib,lint flags for 32bit, _LARGE_FILES system */
#define _CS_XBS5_ILP32_OFFBIG_CFLAGS	6
#define _CS_XBS5_ILP32_OFFBIG_LDFLAGS	7
#define _CS_XBS5_ILP32_OFFBIG_LIBS	8
#define _CS_XBS5_ILP32_OFFBIG_LINTFLAGS	9

	/* compile,link,lib,lint flags for LP64 64bit system */
#define _CS_XBS5_LP64_OFF64_CFLAGS	10
#define _CS_XBS5_LP64_OFF64_LDFLAGS	11
#define _CS_XBS5_LP64_OFF64_LIBS	12
#define _CS_XBS5_LP64_OFF64_LINTFLAGS	13

	/* compile,link,lib,lint flags for ILP64 64bit system */
	/* AIX does not currently support this */
#define _CS_XBS5_LPBIG_OFFBIG_CFLAGS	14
#define _CS_XBS5_LPBIG_OFFBIG_LDFLAGS	15
#define _CS_XBS5_LPBIG_OFFBIG_LIBS	16
#define _CS_XBS5_LPBIG_OFFBIG_LINTFLAGS	17

#define _CS_AIX_BOOTDEV				24
#define _CS_AIX_MODEL_CODE			25
#define _CS_AIX_ARCHITECTURE			26
#define _CS_AIX_MODEL_CLASS			40

#if (_POSIX_C_SOURCE >= 200112L)
#define _CS_POSIX_V6_ILP32_OFF32_CFLAGS		27
#define _CS_POSIX_V6_ILP32_OFF32_LDFLAGS	28
#define _CS_POSIX_V6_ILP32_OFF32_LIBS		29
#define _CS_POSIX_V6_ILP32_OFFBIG_CFLAGS	30
#define _CS_POSIX_V6_ILP32_OFFBIG_LDFLAGS	31
#define _CS_POSIX_V6_ILP32_OFFBIG_LIBS		32
#define _CS_POSIX_V6_LP64_OFF64_CFLAGS		33
#define _CS_POSIX_V6_LP64_OFF64_LDFLAGS		34
#define _CS_POSIX_V6_LP64_OFF64_LIBS		35
#define _CS_POSIX_V6_LPBIG_OFFBIG_CFLAGS	36
#define _CS_POSIX_V6_LPBIG_OFFBIG_LDFLAGS	37
#define _CS_POSIX_V6_LPBIG_OFFBIG_LIBS		38
#define _CS_POSIX_V6_WIDTH_RESTRICTED_ENVS      39
#endif

	/* Values for the above */
#define _CSPATH		"/usr/bin:/usr/vac/bin"

	/* ILP32_OFF32 */
#define _CSPOSIX_V6_ILP32_OFF32_CFLAGS	"-q32"
#define _CSXBS5_ILP32_OFF32_CFLAGS	_CSPOSIX_V6_ILP32_OFF32_CFLAGS

#ifdef __ia64
#define _CSXBS5_ILP32_OFF32_LDFLAGS	""
#else /* POWER */
#define _CSPOSIX_V6_ILP32_OFF32_LDFLAGS "-b32"
#define _CSXBS5_ILP32_OFF32_LDFLAGS	_CSPOSIX_V6_ILP32_OFF32_LDFLAGS
#endif

#define _CSPOSIX_V6_ILP32_OFF32_LIBS	"-lc -lpthread -lm"
#define _CSXBS5_ILP32_OFF32_LIBS	_CSPOSIX_V6_ILP32_OFF32_LIBS

#define _CSXBS5_ILP32_OFF32_LINTFLAGS	""

	/* ILP32_OFFOFFBIG */
#define _CSPOSIX_V6_ILP32_OFFBIG_CFLAGS "-q32 -D_LARGE_FILES -qlonglong"
#define _CSXBS5_ILP32_OFFBIG_CFLAGS	_CSPOSIX_V6_ILP32_OFFBIG_CFLAGS

#ifdef __ia64
#define _CSXBS5_ILP32_OFFBIG_LDFLAGS	""
#else /* POWER */
#define _CSPOSIX_V6_ILP32_OFFBIG_LDFLAGS "-b32"
#define _CSXBS5_ILP32_OFFBIG_LDFLAGS	_CSPOSIX_V6_ILP32_OFFBIG_LDFLAGS
#endif

#define _CSPOSIX_V6_ILP32_OFFBIG_LIBS	"-lc -lpthread -lm"
#define _CSXBS5_ILP32_OFFBIG_LIBS	_CSPOSIX_V6_ILP32_OFFBIG_LIBS

#define _CSXBS5_ILP32_OFFBIG_LINTFLAGS	"-D_LARGE_FILES -qlonglong"

	/* LP64_OFF64 */
#define _CSPOSIX_V6_LP64_OFF64_CFLAGS	"-q64"
#define _CSXBS5_LP64_OFF64_CFLAGS	_CSPOSIX_V6_LP64_OFF64_CFLAGS

#ifdef __ia64
#define _CSXBS5_LP64_OFF64_LDFLAGS	""
#else /* POWER */
#define _CSPOSIX_V6_LP64_OFF64_LDFLAGS	"-b64"
#define _CSXBS5_LP64_OFF64_LDFLAGS	_CSPOSIX_V6_LP64_OFF64_LDFLAGS
#endif

#define _CSPOSIX_V6_LP64_OFF64_LIBS	"-lc -lpthread -lm"
#define _CSXBS5_LP64_OFF64_LIBS		_CSPOSIX_V6_LP64_OFF64_LIBS

#define _CSXBS5_LP64_OFF64_LINTFLAGS	"-D__64BIT__"

	/* LPBIG_OFFBIG */
#define _CSPOSIX_V6_LPBIG_OFFBIG_CFLAGS "-q64"
#define _CSXBS5_LPBIG_OFFBIG_CFLAGS	_CSPOSIX_V6_LPBIG_OFFBIG_CFLAGS

#ifdef __ia64
#define _CSXBS5_LPBIG_OFFBIG_LDFLAGS	""
#else /* POWER */
#define _CSPOSIX_V6_LPBIG_OFFBIG_LDFLAGS "-b64"
#define _CSXBS5_LPBIG_OFFBIG_LDFLAGS	_CSPOSIX_V6_LPBIG_OFFBIG_LDFLAGS
#endif

#define _CSPOSIX_V6_LPBIG_OFFBIG_LIBS	"-lc -lpthread -lm"
#define _CSXBS5_LPBIG_OFFBIG_LIBS	_CSPOSIX_V6_LPBIG_OFFBIG_LIBS

#define _CSXBS5_LPBIG_OFFBIG_LINTFLAGS	"-D__64BIT__"

#if (_POSIX_C_SOURCE >= 200112L)
#define _CSPOSIX_V6_WIDTH_RESTRICTED_ENVS \
		"POSIX_V6_ILP32_OFF32\n"  \
		"POSIX_V6_ILP32_OFFBIG\n" \
		"POSIX_V6_LP64_OFF64\n"  \
		"POSIX_V6_LPBIG_OFFBIG"
#endif

/* arguments for the pathconf() function */

#define _PC_CHOWN_RESTRICTED	10
#define _PC_LINK_MAX		11
#define _PC_MAX_CANON		12
#define _PC_MAX_INPUT		13
#define _PC_NAME_MAX		14
#define _PC_NO_TRUNC		15
#define _PC_PATH_MAX		16
#define _PC_PIPE_BUF		17
#define _PC_VDISABLE		18
#define _PC_ASYNC_IO		19
#define _PC_SYNC_IO		20
#define _PC_PRIO_IO		21
#define _PC_FILESIZEBITS	22  /* # bits needed to hold offset */
#define _PC_AIX_DISK_PARTITION	23
#define _PC_AIX_DISK_SIZE	24
#if (_POSIX_C_SOURCE >= 200112L)
#define _PC_SYMLINK_MAX         25
#define _PC_ALLOC_SIZE_MIN      26
#define _PC_REC_INCR_XFER_SIZE  27
#define _PC_REC_MAX_XFER_SIZE   28
#define _PC_REC_MIN_XFER_SIZE   29
#define _PC_REC_XFER_ALIGN      30
#define _PC_2_SYMLINKS          31
#endif

/* arguments for the sysconf() function, the defined numbers are used as
 * array index in sysconf().
 *
 * POSIX.1(1990), Table 4-2
 */
#define _SC_ARG_MAX			0
#define _SC_CHILD_MAX			1
#define _SC_CLK_TCK			2
#define _SC_NGROUPS_MAX			3
#define _SC_OPEN_MAX			4
#define _SC_STREAM_MAX			5
#define _SC_TZNAME_MAX			6
#define _SC_JOB_CONTROL			7
#define _SC_SAVED_IDS			8
#define _SC_VERSION			9

/* POSIX.1(1990), Table 2-3, required by command getconf */

#define _SC_POSIX_ARG_MAX		10
#define _SC_POSIX_CHILD_MAX		11
#define _SC_POSIX_LINK_MAX		12
#define _SC_POSIX_MAX_CANON		13
#define _SC_POSIX_MAX_INPUT		14
#define _SC_POSIX_NAME_MAX		15
#define _SC_POSIX_NGROUPS_MAX		16
#define _SC_POSIX_OPEN_MAX		17
#define _SC_POSIX_PATH_MAX		18
#define _SC_POSIX_PIPE_BUF		19
#define _SC_POSIX_SSIZE_MAX		20
#define _SC_POSIX_STREAM_MAX		21
#define _SC_POSIX_TZNAME_MAX		22

/* POSIX.2 (Draft 10), Table 41)	*/

#define _SC_BC_BASE_MAX			23
#define _SC_BC_DIM_MAX			24
#define _SC_BC_SCALE_MAX		25
#define _SC_BC_STRING_MAX		26
#define _SC_EQUIV_CLASS_MAX		27
#define _SC_EXPR_NEST_MAX		28
#define _SC_LINE_MAX			29
#define _SC_RE_DUP_MAX			30
#define _SC_2_VERSION			31
#define _SC_2_C_DEV			32
#define _SC_2_FORT_DEV			33
#define _SC_2_FORT_RUN			34
#define _SC_2_LOCALEDEF			35
#define _SC_2_SW_DEV			36

/* POSIX.2 (Draft 10), Table 13)	*/

#define _SC_POSIX2_BC_BASE_MAX		37
#define _SC_POSIX2_BC_DIM_MAX		38
#define _SC_POSIX2_BC_SCALE_MAX		39
#define _SC_POSIX2_BC_STRING_MAX	40
#define _SC_POSIX2_EQUIV_CLASS_MAX	41
#define _SC_POSIX2_EXPR_NEST_MAX	42
#define _SC_POSIX2_LINE_MAX		43
#define _SC_POSIX2_RE_DUP_MAX		44
#define _SC_PASS_MAX			45
#define _SC_XOPEN_VERSION		46
#define _SC_ATEXIT_MAX			47
#if _XOPEN_SOURCE_EXTENDED==1
#define _SC_PAGE_SIZE			48
#endif /* _XOPEN_SOURCE_EXTENDED */
#define _SC_AES_OS_VERSION		49
#define _SC_COLL_WEIGHTS_MAX		50
#define _SC_2_C_BIND			51
#define _SC_2_C_VERSION			52
#define _SC_2_UPE			53
#define _SC_2_CHAR_TERM			54
#define _SC_XOPEN_SHM			55
#define _SC_XOPEN_CRYPT			56
#define _SC_XOPEN_ENH_I18N		57
#if _XOPEN_SOURCE_EXTENDED==1
#define _SC_PAGESIZE			_SC_PAGE_SIZE
#define _SC_IOV_MAX			58
#endif /* _XOPEN_SOURCE_EXTENDED */
#define _SC_THREAD_SAFE_FUNCTIONS	59
#define _SC_THREADS			60
#define _SC_THREAD_ATTR_STACKADDR	61
#define _SC_THREAD_ATTR_STACKSIZE	62
#define _SC_THREAD_FORKALL		63
#define _SC_THREAD_PRIORITY_SCHEDULING	64
#define _SC_THREAD_PRIO_INHERIT		65
#define _SC_THREAD_PRIO_PROTECT		66
#define _SC_THREAD_PROCESS_SHARED	67
#define _SC_THREAD_KEYS_MAX		68
#define _SC_THREAD_DATAKEYS_MAX		_SC_THREAD_KEYS_MAX
#define _SC_THREAD_STACK_MIN		69
#define _SC_THREAD_THREADS_MAX		70
#ifdef _ALL_SOURCE
#define _SC_NPROCESSORS_CONF		71
#define _SC_NPROCESSORS_ONLN		72
#endif /* _ALL_SOURCE */
#define _SC_XOPEN_UNIX			73

#if (_XOPEN_SOURCE >= 500)

/* POSIX 1003.1c and XPG UNIX98 */
/* look to defines above for meanings */
#define _SC_AIO_LISTIO_MAX			75
#define _SC_AIO_MAX				76
#define _SC_AIO_PRIO_DELTA_MAX			77
#define _SC_ASYNCHRONOUS_IO			78
#define _SC_DELAYTIMER_MAX			79
#define _SC_FSYNC				80
#define _SC_GETGR_R_SIZE_MAX			81
#define _SC_GETPW_R_SIZE_MAX			82
#define _SC_LOGIN_NAME_MAX			83
#define _SC_MAPPED_FILES			84
#define _SC_MEMLOCK				85
#define _SC_MEMLOCK_RANGE			86
#define _SC_MEMORY_PROTECTION			87
#define _SC_MESSAGE_PASSING			88
#define _SC_MQ_OPEN_MAX				89
#define _SC_MQ_PRIO_MAX				90
#define _SC_PRIORITIZED_IO			91
#define _SC_PRIORITY_SCHEDULING			92
#define _SC_REALTIME_SIGNALS			93
#define _SC_RTSIG_MAX				94
#define _SC_SEMAPHORES				95
#define _SC_SEM_NSEMS_MAX			96
#define _SC_SEM_VALUE_MAX			97
#define _SC_SHARED_MEMORY_OBJECTS		98
#define _SC_SIGQUEUE_MAX			99
#define _SC_SYNCHRONIZED_IO			100
#define _SC_THREAD_DESTRUCTOR_ITERATIONS	101
#define _SC_TIMERS				102
#define _SC_TIMER_MAX				103
#define _SC_TTY_NAME_MAX			104
#define _SC_XBS5_ILP32_OFF32			105
#define _SC_XBS5_ILP32_OFFBIG			106
#define _SC_XBS5_LP64_OFF64			107
#define _SC_XBS5_LPBIG_OFFBIG			108
#define _SC_XOPEN_XCU_VERSION			109
#define _SC_XOPEN_REALTIME			110
#define _SC_XOPEN_REALTIME_THREADS		111
#define _SC_XOPEN_LEGACY			112
#endif /* _XOPEN_SOURCE >= 500 */

#ifdef _ALL_SOURCE
#define _SC_REENTRANT_FUNCTIONS		_SC_THREAD_SAFE_FUNCTIONS
#define _SC_PHYS_PAGES				113
#define _SC_AVPHYS_PAGES			114
#define _SC_LPAR_ENABLED			115
#define _SC_LARGE_PAGESIZE			116
#endif /* _ALL_SOURCE */

#define _SC_AIX_KERNEL_BITMODE			117
#define _SC_AIX_REALMEM				118
#define _SC_AIX_HARDWARE_BITMODE		119
#define _SC_AIX_MP_CAPABLE			120

#define _SC_V6_ILP32_OFF32			121
#define _SC_V6_ILP32_OFFBIG			122
#define _SC_V6_LP64_OFF64			123
#define _SC_V6_LPBIG_OFFBIG			124

#define _SC_XOPEN_STREAMS			125

#if (_POSIX_C_SOURCE >= 200112L)
#define _SC_HOST_NAME_MAX			126
#define _SC_REGEXP				127
#define _SC_SHELL				128
#define _SC_SYMLOOP_MAX				129
#define _SC_ADVISORY_INFO			130
#define _SC_FILE_LOCKING			131
#define _SC_2_PBS				132
#define _SC_2_PBS_ACCOUNTING			133
#define _SC_2_PBS_CHECKPOINT			134
#define _SC_2_PBS_LOCATE			135
#define _SC_2_PBS_MESSAGE			136
#define _SC_2_PBS_TRACK				137
#define _SC_BARRIERS				138
#define _SC_CLOCK_SELECTION			139
#define _SC_CPUTIME				140
#define _SC_MONOTONIC_CLOCK			141
#define _SC_READER_WRITER_LOCKS			142
#define _SC_SPAWN				143
#define _SC_SPIN_LOCKS				144
#define _SC_SPORADIC_SERVER			145
#define _SC_THREAD_CPUTIME			146
#define _SC_THREAD_SPORADIC_SERVER              147
#define _SC_TIMEOUTS				148
#define _SC_TRACE				149
#define _SC_TRACE_EVENT_FILTER			150
#define _SC_TRACE_INHERIT			151
#define _SC_TRACE_LOG				152
#define _SC_TYPED_MEMORY_OBJECTS		153
#define _SC_IPV6				154
#define _SC_RAW_SOCKETS				155
#define _SC_SS_REPL_MAX				156
#define _SC_TRACE_EVENT_NAME_MAX		157
#define _SC_TRACE_NAME_MAX			158
#define _SC_TRACE_SYS_MAX			159
#define _SC_TRACE_USER_EVENT_MAX		160
#endif /* _POSIX_C_SOURCE >= 200112L */

#ifdef _ALL_SOURCE
#define _SC_AIX_UKEYS				161
#endif /* _ALL_SOURCE */

#endif /* _POSIX_SOURCE */


#if _XOPEN_SOURCE_EXTENDED==1
#ifdef _LARGE_FILES
#define	ftruncate	ftruncate64
#define	truncate	truncate64
#endif

#ifndef _H_LOCKF
#include <sys/lockf.h>		/* lockf definitions for portability	*/
#endif

#ifdef _NO_PROTO
#if (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE<200112L) || defined(_ALL_SOURCE)
	extern int		brk();
	extern int              getpagesize();
#ifndef _MSGQSUPPORT
	extern int		__fd_getdtablesize();
	static int		getdtablesize()
				{
					return __fd_getdtablesize();
				}
#else
	extern int              getdtablesize();
#endif /* _MSGQSUPPORT */

	extern void             *sbrk();
#endif /* _POSIX_C_SOURCE<200112L */
	extern int		fchdir();
	extern int		fchown();
	extern int		ftruncate();
	extern long		gethostid();
	extern int		gethostname();
	extern pid_t		getpgid();
	extern pid_t		getsid();
	extern char		*getwd();
	extern int		lchown();
	extern int		readlink();
	extern pid_t		setpgrp();
	extern int		setregid();
	extern int		setreuid();
	extern int		symlink();
	extern void		sync();
	extern int		truncate();
	extern useconds_t	ualarm();
	extern int		usleep();
	extern pid_t		vfork();
#else /* _NO_PROTO */
#if (defined(_POSIX_C_SOURCE) && _POSIX_C_SOURCE<200112L) || defined(_ALL_SOURCE)
	extern int		brk(void *);
	extern int              getpagesize(void);
#ifndef _MSGQSUPPORT
	extern int		__fd_getdtablesize(void);
	static int		getdtablesize()
				{
					return __fd_getdtablesize();
				}
#else
	extern int              getdtablesize(void);
#endif /* _MSGQSUPPORT */
#ifdef _LINUX_SOURCE_COMPAT
        extern void             *sbrk(ptrdiff_t);
#elif (_XOPEN_SOURCE >= 500) || defined(__64BIT__)
        extern void             *sbrk(intptr_t);
#else
        extern void             *sbrk(int);
#endif
#endif /* _POSIX_C_SOURCE<200112L */
	extern int		fchdir(int);
	extern int		fchown(int, uid_t, gid_t);
	extern int		ftruncate(int, off_t);
#ifdef _LARGE_FILE_API
	extern int		ftruncate64(int, off64_t);
#endif
	extern int		gethostname(char *, size_t);
	extern long		gethostid(void);
	extern pid_t		getpgid(pid_t);
	extern pid_t		getsid(pid_t);
	extern char		*getwd(char *);
	extern int		lchown(const char *, uid_t, gid_t);

#if (defined(_SUSV3_READLINK) || \
     (!defined(_ALL_SOURCE) && (_POSIX_C_SOURCE >= 200112L))) 
    /* If SUSV3 readlink specifically requested or if strict SUSv3 
     * environment requested */ 
#ifdef __64BIT__
static ssize_t readlink(const char *__restrict__ __path,
                              char *__restrict__ __buf, size_t __bufsize)
{
	extern ssize_t __readlink64(const char *__restrict__, char *__restrict__, size_t);
	return __readlink64(__path, __buf, __bufsize);
}
#else
	extern ssize_t readlink(const char *__restrict__, char *__restrict__, size_t);
#endif /* __64BIT__ */
#else
	extern int readlink(const char *, char *, size_t);
#endif /* _SUSV3_READLINK || !_ALL_SOURCE && _POSIX_C_SOURCE >= 200112L */

#ifndef _BSD
	extern pid_t		setpgrp(void);
#endif /* _BSD */
	extern int		setregid(gid_t, gid_t);
	extern int		setreuid(uid_t, uid_t);
	extern int		symlink(const char *, const char *);
	extern void		sync(void);
	extern int		truncate(const char *, off_t);
#ifdef _LARGE_FILE_API
	extern int		truncate64(const char *, off64_t);
#endif
	extern useconds_t	ualarm(useconds_t, useconds_t);
	extern int		usleep(useconds_t);
	extern pid_t		vfork(void);
#if _XOPEN_SOURCE>=500
	extern int		getlogin_r(char *, size_t);
	extern int		ttyname_r(int, char *, size_t);

#ifdef _LARGE_FILES
#define pread		pread64
#define pwrite		pwrite64
#endif /* _LARGE_FILES */

	extern ssize_t		pread(int, void *, size_t, off_t);
	extern ssize_t		pwrite(int, const void *, size_t, off_t);
#ifdef _LARGE_FILE_API
	extern ssize_t		pread64(int, void *, size_t, off64_t);
	extern ssize_t		pwrite64(int, const void *, size_t, off64_t);
#endif /* _LARGE_FILE_API */
#endif /* _XOPEN_SOURCE>=500 */

#endif /* _NO_PROTO */

#endif /* _XOPEN_SOURCE_EXTENDED */

#ifdef _ALL_SOURCE

extern char **environ;

#ifndef _KERNEL
#ifdef _NO_PROTO
	extern pid_t		f_fork();
#else /* _NO_PROTO */
	extern pid_t		f_fork(void);
#endif /* _NO_PROTO */
#endif	/* _KERNEL */

#ifdef _NO_PROTO
	extern char *		cuserid();
	extern int		ioctl();
#ifdef __64BIT__
	extern int		ioctlx();
	extern int		ioctl32();
	extern int		ioctl32x();
#endif /* __64BIT__ */
	extern int		readx();
	extern int		setgroups();
	extern int		writex();
	extern int		setegid();
	extern int		seteuid();
	extern int		setrgid();
	extern int		setruid();
	extern offset_t		llseek();
	extern char *		getusershell();
	extern void		setusershell();
	extern void		endusershell();
	extern char *		get_current_dir_name();
	extern int		sysfs();
#else
	extern char *		cuserid(char *);
	extern int		setegid(gid_t);
	extern int		seteuid(uid_t);
	extern int		setrgid(gid_t);
	extern int		setruid(uid_t);
#ifndef _BSD
	extern int		ioctl(int, int, ...);
#endif /* _BSD */
#ifdef __64BIT__
	extern int		ioctlx(int, int, void *, long);
	extern int		ioctl32(int, int, ...);
	extern int		ioctl32x(int, int, unsigned int, unsigned int);
#endif /* __64BIT__ */
	extern int		setgroups(int, gid_t []);
#ifndef _KERNEL
	extern int	readx(int, char*, unsigned, long);
	extern int	writex(int, char*, unsigned, long);

#ifdef _LARGE_FILES
#define fclear fclear64
#define	fsync_range	fsync_range64
#endif
	extern off_t	fclear(int, off_t);
	extern int	fsync_range(int, int, off_t, off_t);
#ifdef _LARGE_FILE_API
	extern off64_t	fclear64(int, off64_t);
	extern int	fsync_range64(int, int, off64_t, off64_t);
#endif
	extern offset_t llseek(int, offset_t, int);
	extern char *	getusershell(void);
	extern void	setusershell(void);
	extern void	endusershell(void);
	extern char *	get_current_dir_name(void);
	extern int	sysfs(int, ...);
	extern int	finfo(const char *, int, void *, int32long64_t);
	extern int	ffinfo(int, int, void *, int32long64_t);

#endif /* ndef _KERNEL */

#endif /* _NO_PROTO */

#define _AES_OS_VERSION 1               /* OSF, AES version */

#endif /* _ALL_SOURCE */

#ifdef __cplusplus
}
#endif

#endif /* _H_UNISTD */