xref: /illumos-gate/usr/src/head/unistd.h (revision 794f0adb)
17c478bd9Sstevel@tonic-gate /*
27c478bd9Sstevel@tonic-gate  * CDDL HEADER START
37c478bd9Sstevel@tonic-gate  *
47c478bd9Sstevel@tonic-gate  * The contents of this file are subject to the terms of the
5eec1faa8Sdamico  * Common Development and Distribution License (the "License").
6eec1faa8Sdamico  * You may not use this file except in compliance with the License.
77c478bd9Sstevel@tonic-gate  *
87c478bd9Sstevel@tonic-gate  * You can obtain a copy of the license at usr/src/OPENSOLARIS.LICENSE
97c478bd9Sstevel@tonic-gate  * or http://www.opensolaris.org/os/licensing.
107c478bd9Sstevel@tonic-gate  * See the License for the specific language governing permissions
117c478bd9Sstevel@tonic-gate  * and limitations under the License.
127c478bd9Sstevel@tonic-gate  *
137c478bd9Sstevel@tonic-gate  * When distributing Covered Code, include this CDDL HEADER in each
147c478bd9Sstevel@tonic-gate  * file and include the License file at usr/src/OPENSOLARIS.LICENSE.
157c478bd9Sstevel@tonic-gate  * If applicable, add the following below this CDDL HEADER, with the
167c478bd9Sstevel@tonic-gate  * fields enclosed by brackets "[]" replaced with your own identifying
177c478bd9Sstevel@tonic-gate  * information: Portions Copyright [yyyy] [name of copyright owner]
187c478bd9Sstevel@tonic-gate  *
197c478bd9Sstevel@tonic-gate  * CDDL HEADER END
207c478bd9Sstevel@tonic-gate  */
217c478bd9Sstevel@tonic-gate 
227c478bd9Sstevel@tonic-gate /*
23*794f0adbSRoger A. Faulkner  * Copyright (c) 1989, 2010, Oracle and/or its affiliates. All rights reserved.
247c478bd9Sstevel@tonic-gate  */
257c478bd9Sstevel@tonic-gate 
26019c3c43Sraf /*	Copyright (c) 1988 AT&T	*/
27019c3c43Sraf /*	  All Rights Reserved  	*/
28019c3c43Sraf 
297c478bd9Sstevel@tonic-gate #ifndef _UNISTD_H
307c478bd9Sstevel@tonic-gate #define	_UNISTD_H
317c478bd9Sstevel@tonic-gate 
327c478bd9Sstevel@tonic-gate #include <sys/feature_tests.h>
337c478bd9Sstevel@tonic-gate 
347c478bd9Sstevel@tonic-gate #include <sys/types.h>
357c478bd9Sstevel@tonic-gate #include <sys/unistd.h>
367c478bd9Sstevel@tonic-gate 
377c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
387c478bd9Sstevel@tonic-gate extern "C" {
397c478bd9Sstevel@tonic-gate #endif
407c478bd9Sstevel@tonic-gate 
417c478bd9Sstevel@tonic-gate /* Symbolic constants for the "access" routine: */
427c478bd9Sstevel@tonic-gate #define	R_OK	4	/* Test for Read permission */
437c478bd9Sstevel@tonic-gate #define	W_OK	2	/* Test for Write permission */
447c478bd9Sstevel@tonic-gate #define	X_OK	1	/* Test for eXecute permission */
457c478bd9Sstevel@tonic-gate #define	F_OK	0	/* Test for existence of File */
467c478bd9Sstevel@tonic-gate 
477c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
487c478bd9Sstevel@tonic-gate #define	F_ULOCK	0	/* Unlock a previously locked region */
497c478bd9Sstevel@tonic-gate #define	F_LOCK	1	/* Lock a region for exclusive use */
507c478bd9Sstevel@tonic-gate #define	F_TLOCK	2	/* Test and lock a region for exclusive use */
517c478bd9Sstevel@tonic-gate #define	F_TEST	3	/* Test a region for other processes locks */
527c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
537c478bd9Sstevel@tonic-gate 
547c478bd9Sstevel@tonic-gate /* Symbolic constants for the "lseek" routine: */
557c478bd9Sstevel@tonic-gate 
567c478bd9Sstevel@tonic-gate #ifndef	SEEK_SET
577c478bd9Sstevel@tonic-gate #define	SEEK_SET	0	/* Set file pointer to "offset" */
587c478bd9Sstevel@tonic-gate #endif
597c478bd9Sstevel@tonic-gate 
607c478bd9Sstevel@tonic-gate #ifndef	SEEK_CUR
617c478bd9Sstevel@tonic-gate #define	SEEK_CUR	1	/* Set file pointer to current plus "offset" */
627c478bd9Sstevel@tonic-gate #endif
637c478bd9Sstevel@tonic-gate 
647c478bd9Sstevel@tonic-gate #ifndef	SEEK_END
657c478bd9Sstevel@tonic-gate #define	SEEK_END	2	/* Set file pointer to EOF plus "offset" */
667c478bd9Sstevel@tonic-gate #endif
677c478bd9Sstevel@tonic-gate 
687c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
697c478bd9Sstevel@tonic-gate #ifndef	SEEK_DATA
707c478bd9Sstevel@tonic-gate #define	SEEK_DATA	3	/* Set file pointer to next data past offset */
717c478bd9Sstevel@tonic-gate #endif
727c478bd9Sstevel@tonic-gate 
737c478bd9Sstevel@tonic-gate #ifndef	SEEK_HOLE
747c478bd9Sstevel@tonic-gate #define	SEEK_HOLE	4	/* Set file pointer to next hole past offset */
757c478bd9Sstevel@tonic-gate #endif
767c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
777c478bd9Sstevel@tonic-gate 
787c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
797c478bd9Sstevel@tonic-gate /* Path names: */
807c478bd9Sstevel@tonic-gate #define	GF_PATH	"/etc/group"	/* Path name of the "group" file */
817c478bd9Sstevel@tonic-gate #define	PF_PATH	"/etc/passwd"	/* Path name of the "passwd" file */
827c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
837c478bd9Sstevel@tonic-gate 
847c478bd9Sstevel@tonic-gate /*
857c478bd9Sstevel@tonic-gate  * compile-time symbolic constants,
867c478bd9Sstevel@tonic-gate  * Support does not mean the feature is enabled.
877c478bd9Sstevel@tonic-gate  * Use pathconf/sysconf to obtain actual configuration value.
887c478bd9Sstevel@tonic-gate  */
897c478bd9Sstevel@tonic-gate 
907c478bd9Sstevel@tonic-gate /* Values unchanged in UNIX 03 */
917c478bd9Sstevel@tonic-gate #define	_POSIX_ASYNC_IO			1
927c478bd9Sstevel@tonic-gate #define	_POSIX_JOB_CONTROL		1
937c478bd9Sstevel@tonic-gate #define	_POSIX_SAVED_IDS		1
947c478bd9Sstevel@tonic-gate #define	_POSIX_SYNC_IO			1
957c478bd9Sstevel@tonic-gate 
967c478bd9Sstevel@tonic-gate /*
977c478bd9Sstevel@tonic-gate  * POSIX.1b compile-time symbolic constants.
987c478bd9Sstevel@tonic-gate  */
997c478bd9Sstevel@tonic-gate #if defined(_XPG6)
1007c478bd9Sstevel@tonic-gate #define	_POSIX_ASYNCHRONOUS_IO		200112L
1017c478bd9Sstevel@tonic-gate #define	_POSIX_FSYNC			200112L
1027c478bd9Sstevel@tonic-gate #define	_POSIX_MAPPED_FILES		200112L
1037c478bd9Sstevel@tonic-gate #define	_POSIX_MEMLOCK			200112L
1047c478bd9Sstevel@tonic-gate #define	_POSIX_MEMLOCK_RANGE		200112L
1057c478bd9Sstevel@tonic-gate #define	_POSIX_MEMORY_PROTECTION	200112L
1067c478bd9Sstevel@tonic-gate #define	_POSIX_MESSAGE_PASSING		200112L
1077c478bd9Sstevel@tonic-gate #define	_POSIX_PRIORITY_SCHEDULING	200112L
1087c478bd9Sstevel@tonic-gate #define	_POSIX_REALTIME_SIGNALS		200112L
1097c478bd9Sstevel@tonic-gate #define	_POSIX_SEMAPHORES		200112L
1107c478bd9Sstevel@tonic-gate #define	_POSIX_SHARED_MEMORY_OBJECTS	200112L
1117c478bd9Sstevel@tonic-gate #define	_POSIX_SYNCHRONIZED_IO		200112L
1127c478bd9Sstevel@tonic-gate #else
1137c478bd9Sstevel@tonic-gate #define	_POSIX_ASYNCHRONOUS_IO		1
1147c478bd9Sstevel@tonic-gate #define	_POSIX_FSYNC			1
1157c478bd9Sstevel@tonic-gate #define	_POSIX_MAPPED_FILES		1
1167c478bd9Sstevel@tonic-gate #define	_POSIX_MEMLOCK			1
1177c478bd9Sstevel@tonic-gate #define	_POSIX_MEMLOCK_RANGE		1
1187c478bd9Sstevel@tonic-gate #define	_POSIX_MEMORY_PROTECTION	1
1197c478bd9Sstevel@tonic-gate #define	_POSIX_MESSAGE_PASSING		1
1207c478bd9Sstevel@tonic-gate #define	_POSIX_PRIORITY_SCHEDULING	1
1217c478bd9Sstevel@tonic-gate #define	_POSIX_REALTIME_SIGNALS		1
1227c478bd9Sstevel@tonic-gate #define	_POSIX_SEMAPHORES		1
1237c478bd9Sstevel@tonic-gate #define	_POSIX_SHARED_MEMORY_OBJECTS	1
1247c478bd9Sstevel@tonic-gate #define	_POSIX_SYNCHRONIZED_IO		1
1257c478bd9Sstevel@tonic-gate #endif
1267c478bd9Sstevel@tonic-gate 
1277c478bd9Sstevel@tonic-gate /*
1287c478bd9Sstevel@tonic-gate  * POSIX.1c compile-time symbolic constants.
1297c478bd9Sstevel@tonic-gate  */
1307c478bd9Sstevel@tonic-gate #if defined(_XPG6)
1317c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_SAFE_FUNCTIONS		200112L
1327c478bd9Sstevel@tonic-gate #define	_POSIX_THREADS				200112L
1337c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_ATTR_STACKADDR		200112L
1347c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_ATTR_STACKSIZE		200112L
1357c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PROCESS_SHARED		200112L
1367c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PRIORITY_SCHEDULING	200112L
1377c478bd9Sstevel@tonic-gate #define	_POSIX_TIMERS				200112L
1387c478bd9Sstevel@tonic-gate #else
1397c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_SAFE_FUNCTIONS		1
1407c478bd9Sstevel@tonic-gate #define	_POSIX_THREADS				1
1417c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_ATTR_STACKADDR		1
1427c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_ATTR_STACKSIZE		1
1437c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PROCESS_SHARED		1
1447c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PRIORITY_SCHEDULING	1
1457c478bd9Sstevel@tonic-gate #define	_POSIX_TIMERS				1
1467c478bd9Sstevel@tonic-gate #endif
1477c478bd9Sstevel@tonic-gate 
1487c478bd9Sstevel@tonic-gate /* New in UNIX 03 */
149019c3c43Sraf #define	_POSIX_ADVISORY_INFO			200112L
1507c478bd9Sstevel@tonic-gate #define	_POSIX_BARRIERS				200112L
1517c478bd9Sstevel@tonic-gate #define	_POSIX_CLOCK_SELECTION			200112L
1527c478bd9Sstevel@tonic-gate #define	_POSIX_IPV6				200112L
1537c478bd9Sstevel@tonic-gate #define	_POSIX_MONOTONIC_CLOCK			200112L
1547c478bd9Sstevel@tonic-gate #define	_POSIX_RAW_SOCKETS			200112L
1557c478bd9Sstevel@tonic-gate #define	_POSIX_READER_WRITER_LOCKS		200112L
1567c478bd9Sstevel@tonic-gate #define	_POSIX_SPAWN				200112L
1577c478bd9Sstevel@tonic-gate #define	_POSIX_SPIN_LOCKS			200112L
1587c478bd9Sstevel@tonic-gate #define	_POSIX_TIMEOUTS				200112L
1597c478bd9Sstevel@tonic-gate 
1607c478bd9Sstevel@tonic-gate /*
1617c478bd9Sstevel@tonic-gate  * Support for the POSIX.1 mutex protocol attribute. For realtime applications
1627c478bd9Sstevel@tonic-gate  * which need mutexes to support priority inheritance/ceiling.
1637c478bd9Sstevel@tonic-gate  */
1647c478bd9Sstevel@tonic-gate #if defined(_XPG6)
1657c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PRIO_INHERIT	200112L
1667c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PRIO_PROTECT	200112L
1677c478bd9Sstevel@tonic-gate #else
1687c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PRIO_INHERIT	1
1697c478bd9Sstevel@tonic-gate #define	_POSIX_THREAD_PRIO_PROTECT	1
1707c478bd9Sstevel@tonic-gate #endif
1717c478bd9Sstevel@tonic-gate 
1727c478bd9Sstevel@tonic-gate #ifndef _POSIX_VDISABLE
1737c478bd9Sstevel@tonic-gate #define	_POSIX_VDISABLE		0
1747c478bd9Sstevel@tonic-gate #endif
1757c478bd9Sstevel@tonic-gate 
1767c478bd9Sstevel@tonic-gate #ifndef NULL
1777c478bd9Sstevel@tonic-gate #if defined(_LP64)
1787c478bd9Sstevel@tonic-gate #define	NULL	0L
1797c478bd9Sstevel@tonic-gate #else
1807c478bd9Sstevel@tonic-gate #define	NULL	0
1817c478bd9Sstevel@tonic-gate #endif
1827c478bd9Sstevel@tonic-gate #endif
1837c478bd9Sstevel@tonic-gate 
1847c478bd9Sstevel@tonic-gate #define	STDIN_FILENO	0
1857c478bd9Sstevel@tonic-gate #define	STDOUT_FILENO	1
1867c478bd9Sstevel@tonic-gate #define	STDERR_FILENO	2
1877c478bd9Sstevel@tonic-gate 
1887c478bd9Sstevel@tonic-gate /*
1897c478bd9Sstevel@tonic-gate  * Large File Summit-related announcement macros.  The system supports both
1907c478bd9Sstevel@tonic-gate  * the additional and transitional Large File Summit interfaces.  (The final
1917c478bd9Sstevel@tonic-gate  * two macros provide a finer granularity breakdown of _LFS64_LARGEFILE.)
1927c478bd9Sstevel@tonic-gate  */
1937c478bd9Sstevel@tonic-gate #define	_LFS_LARGEFILE		1
1947c478bd9Sstevel@tonic-gate #define	_LFS64_LARGEFILE	1
1957c478bd9Sstevel@tonic-gate #define	_LFS64_STDIO		1
1967c478bd9Sstevel@tonic-gate #define	_LFS64_ASYNCHRONOUS_IO	1
1977c478bd9Sstevel@tonic-gate 
1987c478bd9Sstevel@tonic-gate /* large file compilation environment setup */
1997c478bd9Sstevel@tonic-gate #if !defined(_LP64) && _FILE_OFFSET_BITS == 64
2007c478bd9Sstevel@tonic-gate #ifdef	__PRAGMA_REDEFINE_EXTNAME
2017c478bd9Sstevel@tonic-gate #pragma redefine_extname	ftruncate	ftruncate64
2027c478bd9Sstevel@tonic-gate #pragma redefine_extname	lseek		lseek64
2037c478bd9Sstevel@tonic-gate #pragma redefine_extname	pread		pread64
2047c478bd9Sstevel@tonic-gate #pragma redefine_extname	pwrite		pwrite64
2057c478bd9Sstevel@tonic-gate #pragma redefine_extname	truncate	truncate64
2067c478bd9Sstevel@tonic-gate #pragma redefine_extname	lockf		lockf64
2077c478bd9Sstevel@tonic-gate #pragma	redefine_extname	tell		tell64
2087c478bd9Sstevel@tonic-gate #else	/* __PRAGMA_REDEFINE_EXTNAME */
2097c478bd9Sstevel@tonic-gate #define	ftruncate			ftruncate64
2107c478bd9Sstevel@tonic-gate #define	lseek				lseek64
2117c478bd9Sstevel@tonic-gate #define	pread				pread64
2127c478bd9Sstevel@tonic-gate #define	pwrite				pwrite64
2137c478bd9Sstevel@tonic-gate #define	truncate			truncate64
2147c478bd9Sstevel@tonic-gate #define	lockf				lockf64
2157c478bd9Sstevel@tonic-gate #define	tell				tell64
2167c478bd9Sstevel@tonic-gate #endif	/* __PRAGMA_REDEFINE_EXTNAME */
2177c478bd9Sstevel@tonic-gate #endif	/* !_LP64 && _FILE_OFFSET_BITS == 64 */
2187c478bd9Sstevel@tonic-gate 
2197c478bd9Sstevel@tonic-gate /* In the LP64 compilation environment, the APIs are already large file */
2207c478bd9Sstevel@tonic-gate #if defined(_LP64) && defined(_LARGEFILE64_SOURCE)
2217c478bd9Sstevel@tonic-gate #ifdef	__PRAGMA_REDEFINE_EXTNAME
2227c478bd9Sstevel@tonic-gate #pragma redefine_extname	ftruncate64	ftruncate
2237c478bd9Sstevel@tonic-gate #pragma redefine_extname	lseek64		lseek
2247c478bd9Sstevel@tonic-gate #pragma redefine_extname	pread64		pread
2257c478bd9Sstevel@tonic-gate #pragma redefine_extname	pwrite64	pwrite
2267c478bd9Sstevel@tonic-gate #pragma redefine_extname	truncate64	truncate
2277c478bd9Sstevel@tonic-gate #pragma redefine_extname	lockf64		lockf
2287c478bd9Sstevel@tonic-gate #pragma redefine_extname	tell64		tell
2297c478bd9Sstevel@tonic-gate #else	/* __PRAGMA_REDEFINE_EXTNAME */
2307c478bd9Sstevel@tonic-gate #define	ftruncate64			ftruncate
2317c478bd9Sstevel@tonic-gate #define	lseek64				lseek
2327c478bd9Sstevel@tonic-gate #define	pread64				pread
2337c478bd9Sstevel@tonic-gate #define	pwrite64			pwrite
2347c478bd9Sstevel@tonic-gate #define	truncate64			truncate
2357c478bd9Sstevel@tonic-gate #define	lockf64				lockf
2367c478bd9Sstevel@tonic-gate #define	tell64				tell
2377c478bd9Sstevel@tonic-gate #endif	/* __PRAGMA_REDEFINE_EXTNAME */
2387c478bd9Sstevel@tonic-gate #endif	/* _LP64 && _LARGEFILE64_SOURCE */
2397c478bd9Sstevel@tonic-gate 
2407c478bd9Sstevel@tonic-gate #if defined(__STDC__)
2417c478bd9Sstevel@tonic-gate 
2427c478bd9Sstevel@tonic-gate extern int access(const char *, int);
2437c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
2447c478bd9Sstevel@tonic-gate extern int acct(const char *);
2457c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
2467c478bd9Sstevel@tonic-gate extern unsigned alarm(unsigned);
2477c478bd9Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
2487c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) && !defined(_XPG6)) || \
2497c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
2507c478bd9Sstevel@tonic-gate extern int brk(void *);
2517c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2)... */
2527c478bd9Sstevel@tonic-gate extern int chdir(const char *);
2537c478bd9Sstevel@tonic-gate extern int chown(const char *, uid_t, gid_t);
2547c478bd9Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
2557c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || (defined(_XOPEN_SOURCE) && \
2567c478bd9Sstevel@tonic-gate 	!defined(_XPG6)) || defined(__EXTENSIONS__)
2577c478bd9Sstevel@tonic-gate extern int chroot(const char *);
2587c478bd9Sstevel@tonic-gate #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE))... */
2597c478bd9Sstevel@tonic-gate extern int close(int);
2607c478bd9Sstevel@tonic-gate #if defined(_XPG4) || defined(__EXTENSIONS__)
2617c478bd9Sstevel@tonic-gate extern size_t confstr(int, char *, size_t);
2627c478bd9Sstevel@tonic-gate extern char *crypt(const char *, const char *);
2637c478bd9Sstevel@tonic-gate #endif /* defined(_XPG4) || defined(__EXTENSIONS__) */
2647c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
2657c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
2667c478bd9Sstevel@tonic-gate extern char *ctermid(char *);
2677c478bd9Sstevel@tonic-gate #endif /* (!defined(_POSIX_C_SOURCE) ... */
26835ba209eSdamico #if !defined(__XOPEN_OR_POSIX) || defined(_REENTRANT) || defined(__EXTENSIONS__)
2697c478bd9Sstevel@tonic-gate extern char *ctermid_r(char *);
2707c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_REENTRANT) ... */
2717c478bd9Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
2727c478bd9Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
2737c478bd9Sstevel@tonic-gate extern char *cuserid(char *);
2747c478bd9Sstevel@tonic-gate #endif
2757c478bd9Sstevel@tonic-gate extern int dup(int);
2767c478bd9Sstevel@tonic-gate extern int dup2(int, int);
2777c478bd9Sstevel@tonic-gate #if defined(_XPG4) || defined(__EXTENSIONS__)
2787c478bd9Sstevel@tonic-gate extern void encrypt(char *, int);
2797c478bd9Sstevel@tonic-gate #endif /* defined(XPG4) || defined(__EXTENSIONS__) */
2807c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
2817c478bd9Sstevel@tonic-gate extern void endusershell(void);
2827c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
2837c478bd9Sstevel@tonic-gate extern int execl(const char *, const char *, ...);
2847c478bd9Sstevel@tonic-gate extern int execle(const char *, const char *, ...);
2857c478bd9Sstevel@tonic-gate extern int execlp(const char *, const char *, ...);
2867c478bd9Sstevel@tonic-gate extern int execv(const char *, char *const *);
2877c478bd9Sstevel@tonic-gate extern int execve(const char *, char *const *, char *const *);
2887c478bd9Sstevel@tonic-gate extern int execvp(const char *, char *const *);
2897c478bd9Sstevel@tonic-gate extern void _exit(int)
2907c478bd9Sstevel@tonic-gate 	__NORETURN;
2917c478bd9Sstevel@tonic-gate /*
2927c478bd9Sstevel@tonic-gate  * The following fattach prototype is duplicated in <stropts.h>. The
2937c478bd9Sstevel@tonic-gate  * duplication is necessitated by XPG4.2 which requires the prototype
2947c478bd9Sstevel@tonic-gate  * be defined in <stropts.h>.
2957c478bd9Sstevel@tonic-gate  */
2967c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
2977c478bd9Sstevel@tonic-gate extern int fattach(int, const char *);
2987c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
2997c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
3007c478bd9Sstevel@tonic-gate extern int fchdir(int);
3017c478bd9Sstevel@tonic-gate extern int fchown(int, uid_t, gid_t);
3027c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
3037c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3047c478bd9Sstevel@tonic-gate extern int fchroot(int);
3057c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
3067c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || \
3077c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
3087c478bd9Sstevel@tonic-gate extern int fdatasync(int);
3097c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2)... */
3107c478bd9Sstevel@tonic-gate /*
3117c478bd9Sstevel@tonic-gate  * The following fdetach prototype is duplicated in <stropts.h>. The
3127c478bd9Sstevel@tonic-gate  * duplication is necessitated by XPG4.2 which requires the prototype
3137c478bd9Sstevel@tonic-gate  * be defined in <stropts.h>.
3147c478bd9Sstevel@tonic-gate  */
3157c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3167c478bd9Sstevel@tonic-gate extern int fdetach(const char *);
3177c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)... */
3187c478bd9Sstevel@tonic-gate extern pid_t fork(void);
3197c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3207c478bd9Sstevel@tonic-gate extern pid_t fork1(void);
3217c478bd9Sstevel@tonic-gate extern pid_t forkall(void);
3227c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)... */
3237c478bd9Sstevel@tonic-gate extern long fpathconf(int, int);
3247c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || (_POSIX_C_SOURCE > 2) || \
3257c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
3267c478bd9Sstevel@tonic-gate extern int fsync(int);
3277c478bd9Sstevel@tonic-gate #endif /* !defined(_POSIX_C_SOURCE) || (_POSIX_C_SOURCE > 2)... */
3287c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || defined(_XPG4_2) || \
3297c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
3307c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
3317c478bd9Sstevel@tonic-gate extern int ftruncate(int, off_t);
3327c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2)... */
3337c478bd9Sstevel@tonic-gate extern char *getcwd(char *, size_t);
3347c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) && !defined(_XPG6)) || \
3357c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
3367c478bd9Sstevel@tonic-gate extern int getdtablesize(void);
3377c478bd9Sstevel@tonic-gate #endif
3387c478bd9Sstevel@tonic-gate extern gid_t getegid(void);
3397c478bd9Sstevel@tonic-gate extern uid_t geteuid(void);
3407c478bd9Sstevel@tonic-gate extern gid_t getgid(void);
3417c478bd9Sstevel@tonic-gate extern int getgroups(int, gid_t *);
3427c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
3437c478bd9Sstevel@tonic-gate extern long gethostid(void);
3447c478bd9Sstevel@tonic-gate #endif
3457c478bd9Sstevel@tonic-gate #if defined(_XPG4_2)
3467c478bd9Sstevel@tonic-gate extern int gethostname(char *, size_t);
3477c478bd9Sstevel@tonic-gate #elif  !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3487c478bd9Sstevel@tonic-gate extern int gethostname(char *, int);
3497c478bd9Sstevel@tonic-gate #endif
3507c478bd9Sstevel@tonic-gate extern char *getlogin(void);
3517c478bd9Sstevel@tonic-gate #if defined(_XPG4) || defined(__EXTENSIONS__)
3527c478bd9Sstevel@tonic-gate extern int  getopt(int, char *const *, const char *);
3537c478bd9Sstevel@tonic-gate extern char *optarg;
3547c478bd9Sstevel@tonic-gate extern int  opterr, optind, optopt;
3557c478bd9Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
3567c478bd9Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
3577c478bd9Sstevel@tonic-gate extern char *getpass(const char *);
3587c478bd9Sstevel@tonic-gate #endif
3597c478bd9Sstevel@tonic-gate #endif /* defined(_XPG4) || defined(__EXTENSIONS__) */
3607c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
3617c478bd9Sstevel@tonic-gate /* Marked as LEGACY in SUSv2 and removed in SUSv3 */
3627c478bd9Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
3637c478bd9Sstevel@tonic-gate extern int getpagesize(void);
3647c478bd9Sstevel@tonic-gate #endif
3657c478bd9Sstevel@tonic-gate extern pid_t getpgid(pid_t);
3667c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
3677c478bd9Sstevel@tonic-gate extern pid_t getpid(void);
3687c478bd9Sstevel@tonic-gate extern pid_t getppid(void);
3697c478bd9Sstevel@tonic-gate extern pid_t getpgrp(void);
3707c478bd9Sstevel@tonic-gate 
3717c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3727c478bd9Sstevel@tonic-gate char *gettxt(const char *, const char *);
3737c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
3747c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
3757c478bd9Sstevel@tonic-gate extern pid_t getsid(pid_t);
3767c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
3777c478bd9Sstevel@tonic-gate extern uid_t getuid(void);
3787c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3797c478bd9Sstevel@tonic-gate extern char *getusershell(void);
3807c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
3817c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
3827c478bd9Sstevel@tonic-gate extern char *getwd(char *);
3837c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
3847c478bd9Sstevel@tonic-gate /*
3857c478bd9Sstevel@tonic-gate  * The following ioctl prototype is duplicated in <stropts.h>. The
3867c478bd9Sstevel@tonic-gate  * duplication is necessitated by XPG4.2 which requires the prototype
3877c478bd9Sstevel@tonic-gate  * be defined in <stropts.h>.
3887c478bd9Sstevel@tonic-gate  */
3897c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
3907c478bd9Sstevel@tonic-gate extern int ioctl(int, int, ...);
3917c478bd9Sstevel@tonic-gate extern int isaexec(const char *, char *const *, char *const *);
3927c478bd9Sstevel@tonic-gate extern int issetugid(void);
3937c478bd9Sstevel@tonic-gate #endif
3947c478bd9Sstevel@tonic-gate extern int isatty(int);
3957c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
3967c478bd9Sstevel@tonic-gate extern int lchown(const char *, uid_t, gid_t);
3977c478bd9Sstevel@tonic-gate #endif
3987c478bd9Sstevel@tonic-gate extern int link(const char *, const char *);
3997c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4007c478bd9Sstevel@tonic-gate extern offset_t llseek(int, offset_t, int);
4017c478bd9Sstevel@tonic-gate #endif
4027c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
4037c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
4047c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4057c478bd9Sstevel@tonic-gate extern int lockf(int, int, off_t);
4067c478bd9Sstevel@tonic-gate #endif
4077c478bd9Sstevel@tonic-gate extern off_t lseek(int, off_t, int);
4087c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
4097c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4107c478bd9Sstevel@tonic-gate extern int nice(int);
4117c478bd9Sstevel@tonic-gate #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
4127c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4137c478bd9Sstevel@tonic-gate extern int mincore(caddr_t, size_t, char *);
4147c478bd9Sstevel@tonic-gate #endif
4157c478bd9Sstevel@tonic-gate extern long pathconf(const char *, int);
4167c478bd9Sstevel@tonic-gate extern int pause(void);
4177c478bd9Sstevel@tonic-gate extern int pipe(int *);
4187c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XPG5) || \
4197c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
4207c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4217c478bd9Sstevel@tonic-gate extern ssize_t pread(int, void *, size_t, off_t);
4227c478bd9Sstevel@tonic-gate #endif
4237c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4247c478bd9Sstevel@tonic-gate extern void profil(unsigned short *, size_t, unsigned long, unsigned int);
4257c478bd9Sstevel@tonic-gate #endif
4267c478bd9Sstevel@tonic-gate /*
4277c478bd9Sstevel@tonic-gate  * pthread_atfork() is also declared in <pthread.h> as per SUSv3. The
4287c478bd9Sstevel@tonic-gate  * declarations are identical. A change to either one may also require
4297c478bd9Sstevel@tonic-gate  * appropriate namespace updates in order to avoid redeclaration
4307c478bd9Sstevel@tonic-gate  * warnings in the case where both prototypes are exposed via inclusion
4317c478bd9Sstevel@tonic-gate  * of both <pthread.h> and <unistd.h>.
4327c478bd9Sstevel@tonic-gate  */
4337c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || \
4347c478bd9Sstevel@tonic-gate 	((_POSIX_C_SOURCE > 2) && !defined(_XPG6)) || \
4357c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4367c478bd9Sstevel@tonic-gate extern int pthread_atfork(void (*) (void), void (*) (void), void (*) (void));
4377c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || ((_POSIX_C_SOURCE > 2) ... */
4387c478bd9Sstevel@tonic-gate #if !defined(_LP64) && \
4397c478bd9Sstevel@tonic-gate 	(!defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__))
4407c478bd9Sstevel@tonic-gate extern int ptrace(int, pid_t, int, int);
4417c478bd9Sstevel@tonic-gate #endif
4427c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XPG5) || \
4437c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
4447c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4457c478bd9Sstevel@tonic-gate extern ssize_t pwrite(int, const void *, size_t, off_t);
4467c478bd9Sstevel@tonic-gate #endif
4477c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4487c478bd9Sstevel@tonic-gate /* per RFC 3542; This is also defined in netdb.h */
4497c478bd9Sstevel@tonic-gate extern int rcmd_af(char **, unsigned short, const char *, const char *,
4507c478bd9Sstevel@tonic-gate 	const char *, int *, int);
4517c478bd9Sstevel@tonic-gate #endif
4527c478bd9Sstevel@tonic-gate extern ssize_t read(int, void *, size_t);
4537c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || \
4547c478bd9Sstevel@tonic-gate 	defined(_XPG4_2) || defined(__EXTENSIONS__)
4557c478bd9Sstevel@tonic-gate extern ssize_t readlink(const char *_RESTRICT_KYWD, char *_RESTRICT_KYWD,
4567c478bd9Sstevel@tonic-gate 	size_t);
4577c478bd9Sstevel@tonic-gate #endif
4587c478bd9Sstevel@tonic-gate #if (!defined(__XOPEN_OR_POSIX) || (defined(_XPG3) && !defined(_XPG4))) || \
4597c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4607c478bd9Sstevel@tonic-gate extern int rename(const char *, const char *);
4617c478bd9Sstevel@tonic-gate #endif /* (!defined(__XOPEN_OR_POSIX) || (defined(_XPG3)... */
4627c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4637c478bd9Sstevel@tonic-gate extern int resolvepath(const char *, char *, size_t);
4647c478bd9Sstevel@tonic-gate /* per RFC 3542; This is also defined in netdb.h */
4657c478bd9Sstevel@tonic-gate extern int rexec_af(char **, unsigned short, const char *, const char *,
4667c478bd9Sstevel@tonic-gate 	const char *, int *, int);
4677c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)|| defined(__EXTENSIONS__) */
4687c478bd9Sstevel@tonic-gate extern int rmdir(const char *);
4697c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4707c478bd9Sstevel@tonic-gate /* per RFC 3542; This is also defined in netdb.h */
4717c478bd9Sstevel@tonic-gate extern int rresvport_af(int *, int);
4727c478bd9Sstevel@tonic-gate #endif
4737c478bd9Sstevel@tonic-gate 
4747c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) && !defined(_XPG6)) || \
4757c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
4767c478bd9Sstevel@tonic-gate extern void *sbrk(intptr_t);
4777c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2)... */
4787c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
4797c478bd9Sstevel@tonic-gate extern int setegid(gid_t);
4807c478bd9Sstevel@tonic-gate extern int seteuid(uid_t);
4817c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) ... */
4827c478bd9Sstevel@tonic-gate extern int setgid(gid_t);
4837c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4847c478bd9Sstevel@tonic-gate extern int setgroups(int, const gid_t *);
485eec1faa8Sdamico extern int sethostname(char *, int);
4867c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
4877c478bd9Sstevel@tonic-gate extern int setpgid(pid_t, pid_t);
4887c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
4897c478bd9Sstevel@tonic-gate extern pid_t setpgrp(void);
4907c478bd9Sstevel@tonic-gate extern int setregid(gid_t, gid_t);
4917c478bd9Sstevel@tonic-gate extern int setreuid(uid_t, uid_t);
4927c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
4937c478bd9Sstevel@tonic-gate extern pid_t setsid(void);
4947c478bd9Sstevel@tonic-gate extern int setuid(uid_t);
4957c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
4967c478bd9Sstevel@tonic-gate extern void setusershell(void);
4977c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)|| defined(__EXTENSIONS__) */
4987c478bd9Sstevel@tonic-gate extern unsigned sleep(unsigned);
4997c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
5007c478bd9Sstevel@tonic-gate extern int stime(const time_t *);
5017c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
5027c478bd9Sstevel@tonic-gate #if defined(_XPG4)
5037c478bd9Sstevel@tonic-gate /* __EXTENSIONS__ makes the SVID Third Edition prototype in stdlib.h visible */
5047c478bd9Sstevel@tonic-gate extern void swab(const void *_RESTRICT_KYWD, void *_RESTRICT_KYWD, ssize_t);
5057c478bd9Sstevel@tonic-gate #endif /* defined(_XPG4) */
5067c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
5077c478bd9Sstevel@tonic-gate extern int symlink(const char *, const char *);
5087c478bd9Sstevel@tonic-gate extern void sync(void);
5097c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) */
5107c478bd9Sstevel@tonic-gate #if defined(_XPG5) && !defined(_XPG6)
5117c478bd9Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME
5127c478bd9Sstevel@tonic-gate #pragma redefine_extname sysconf __sysconf_xpg5
5137c478bd9Sstevel@tonic-gate #else /* __PRAGMA_REDEFINE_EXTNAME */
5147c478bd9Sstevel@tonic-gate #define	sysconf __sysconf_xpg5
5157c478bd9Sstevel@tonic-gate #endif  /* __PRAGMA_REDEFINE_EXTNAME */
5167c478bd9Sstevel@tonic-gate #endif /* defined(_XPG5) && !defined(_XPG6) */
5177c478bd9Sstevel@tonic-gate extern long sysconf(int);
5187c478bd9Sstevel@tonic-gate extern pid_t tcgetpgrp(int);
5197c478bd9Sstevel@tonic-gate extern int tcsetpgrp(int, pid_t);
5207c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || \
5217c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
5227c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
5237c478bd9Sstevel@tonic-gate extern off_t tell(int);
5247c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)... */
5257c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
5267c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
5277c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
5287c478bd9Sstevel@tonic-gate extern int truncate(const char *, off_t);
5297c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
5307c478bd9Sstevel@tonic-gate extern char *ttyname(int);
5317c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
5327c478bd9Sstevel@tonic-gate extern useconds_t ualarm(useconds_t, useconds_t);
5337c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
5347c478bd9Sstevel@tonic-gate extern int unlink(const char *);
5357c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
5367c478bd9Sstevel@tonic-gate extern int usleep(useconds_t);
5377c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
5387c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
5397c478bd9Sstevel@tonic-gate extern pid_t vfork(void);
5407c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
5417c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
5427c478bd9Sstevel@tonic-gate extern void vhangup(void);
5437c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
5447c478bd9Sstevel@tonic-gate extern ssize_t write(int, const void *, size_t);
5457c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
5467c478bd9Sstevel@tonic-gate extern void yield(void);
5477c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
548*794f0adbSRoger A. Faulkner 
549b2b3ca14SSumanth Naropanth #if !defined(__XOPEN_OR_POSIX) || defined(_ATFILE_SOURCE) || \
550b2b3ca14SSumanth Naropanth 	defined(__EXTENSIONS__)
551*794f0adbSRoger A. Faulkner 	/* || defined(_XPG7) */
552b2b3ca14SSumanth Naropanth extern int faccessat(int, const char *, int, int);
553*794f0adbSRoger A. Faulkner extern int fchownat(int, const char *, uid_t, gid_t, int);
554*794f0adbSRoger A. Faulkner extern int linkat(int, const char *, int, const char *, int);
555*794f0adbSRoger A. Faulkner extern ssize_t readlinkat(int, const char *_RESTRICT_KYWD,
556*794f0adbSRoger A. Faulkner 	char *_RESTRICT_KYWD, size_t);
557*794f0adbSRoger A. Faulkner extern int renameat(int, const char *, int, const char *);
558*794f0adbSRoger A. Faulkner extern int symlinkat(const char *, int, const char *);
559*794f0adbSRoger A. Faulkner extern int unlinkat(int, const char *, int);
560*794f0adbSRoger A. Faulkner #endif	/* !defined(__XOPEN_OR_POSIX) || defined(_ATFILE_SOURCE)... */
5617c478bd9Sstevel@tonic-gate 
5627c478bd9Sstevel@tonic-gate /* transitional large file interface versions */
5637c478bd9Sstevel@tonic-gate #if	defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
5647c478bd9Sstevel@tonic-gate 	    !defined(__PRAGMA_REDEFINE_EXTNAME))
5657c478bd9Sstevel@tonic-gate extern int ftruncate64(int, off64_t);
5667c478bd9Sstevel@tonic-gate extern off64_t lseek64(int, off64_t, int);
5677c478bd9Sstevel@tonic-gate extern ssize_t	pread64(int, void *, size_t, off64_t);
5687c478bd9Sstevel@tonic-gate extern ssize_t	pwrite64(int, const void *, size_t, off64_t);
5697c478bd9Sstevel@tonic-gate extern off64_t	tell64(int);
5707c478bd9Sstevel@tonic-gate extern int	truncate64(const char *, off64_t);
5717c478bd9Sstevel@tonic-gate extern int	lockf64(int, int, off64_t);
5727c478bd9Sstevel@tonic-gate #endif	/* _LARGEFILE64_SOURCE */
5737c478bd9Sstevel@tonic-gate 
5747c478bd9Sstevel@tonic-gate #else  /* __STDC__ */
5757c478bd9Sstevel@tonic-gate 
5767c478bd9Sstevel@tonic-gate extern int access();
5777c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
5787c478bd9Sstevel@tonic-gate extern int acct();
5797c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
5807c478bd9Sstevel@tonic-gate extern unsigned alarm();
5817c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) && !defined(_XPG6)) || \
5827c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
5837c478bd9Sstevel@tonic-gate extern int brk();
5847c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2)... */
5857c478bd9Sstevel@tonic-gate extern int chdir();
5867c478bd9Sstevel@tonic-gate extern int chown();
5877c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
5887c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
5897c478bd9Sstevel@tonic-gate extern int chroot();
5907c478bd9Sstevel@tonic-gate #endif /* (!defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
5917c478bd9Sstevel@tonic-gate extern int close();
5927c478bd9Sstevel@tonic-gate #if defined(_XPG4) || defined(__EXTENSIONS__)
5937c478bd9Sstevel@tonic-gate extern size_t confstr();
5947c478bd9Sstevel@tonic-gate extern char *crypt();
5957c478bd9Sstevel@tonic-gate #endif /* defined(XPG4) || defined(__EXTENSIONS__) */
5967c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XPG3) || defined(__EXTENSIONS__)
5977c478bd9Sstevel@tonic-gate extern char *ctermid();
5987c478bd9Sstevel@tonic-gate #endif /* (!defined(_POSIX_C_SOURCE) || defined(_XPG3)... */
59935ba209eSdamico #if !defined(__XOPEN_OR_POSIX) || defined(_REENTRANT) || defined(__EXTENSIONS__)
6007c478bd9Sstevel@tonic-gate extern char *ctermid_r();
6017c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_REENTRANT) ... */
6027c478bd9Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
6037c478bd9Sstevel@tonic-gate extern char *cuserid();
6047c478bd9Sstevel@tonic-gate #endif
6057c478bd9Sstevel@tonic-gate extern int dup();
6067c478bd9Sstevel@tonic-gate extern int dup2();
6077c478bd9Sstevel@tonic-gate #if defined(_XPG4) || defined(__EXTENSIONS__)
6087c478bd9Sstevel@tonic-gate extern void encrypt();
6097c478bd9Sstevel@tonic-gate #endif /* defined(_XPG4) || defined(__EXTENSIONS__) */
6107c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6117c478bd9Sstevel@tonic-gate extern void endusershell();
6127c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
6137c478bd9Sstevel@tonic-gate extern int execl();
6147c478bd9Sstevel@tonic-gate extern int execle();
6157c478bd9Sstevel@tonic-gate extern int execlp();
6167c478bd9Sstevel@tonic-gate extern int execv();
6177c478bd9Sstevel@tonic-gate extern int execve();
6187c478bd9Sstevel@tonic-gate extern int execvp();
6197c478bd9Sstevel@tonic-gate extern void _exit();
6207c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6217c478bd9Sstevel@tonic-gate extern int fattach();
6227c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
6237c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
6247c478bd9Sstevel@tonic-gate extern int fchdir();
6257c478bd9Sstevel@tonic-gate extern int fchown();
6267c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
6277c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6287c478bd9Sstevel@tonic-gate extern int fchroot();
6297c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
6307c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || \
6317c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
6327c478bd9Sstevel@tonic-gate extern int fdatasync();
6337c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2)... */
6347c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX)
6357c478bd9Sstevel@tonic-gate extern int fdetach();
6367c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) */
6377c478bd9Sstevel@tonic-gate extern pid_t fork();
6387c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6397c478bd9Sstevel@tonic-gate extern pid_t fork1();
6407c478bd9Sstevel@tonic-gate extern pid_t forkall();
6417c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
6427c478bd9Sstevel@tonic-gate extern long fpathconf();
6437c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || (_POSIX_C_SOURCE > 2) || \
6447c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
6457c478bd9Sstevel@tonic-gate extern int fsync();
6467c478bd9Sstevel@tonic-gate #endif /* !defined(_POSIX_C_SOURCE) || (_POSIX_C_SOURCE > 2)... */
6477c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE > 2) || defined(_XPG4_2) || \
6487c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
6497c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
6507c478bd9Sstevel@tonic-gate extern int ftruncate();
6517c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) (_POSIX_C_SOURCE > 2)... */
6527c478bd9Sstevel@tonic-gate extern char *getcwd();
6537c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) && !defined(_XPG6)) || \
6547c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
6557c478bd9Sstevel@tonic-gate extern int getdtablesize();
6567c478bd9Sstevel@tonic-gate #endif
6577c478bd9Sstevel@tonic-gate extern gid_t getegid();
6587c478bd9Sstevel@tonic-gate extern uid_t geteuid();
6597c478bd9Sstevel@tonic-gate extern gid_t getgid();
6607c478bd9Sstevel@tonic-gate extern int getgroups();
6617c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
6627c478bd9Sstevel@tonic-gate extern long gethostid();
6637c478bd9Sstevel@tonic-gate #endif
6647c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
6657c478bd9Sstevel@tonic-gate extern int gethostname();
6667c478bd9Sstevel@tonic-gate #endif
6677c478bd9Sstevel@tonic-gate extern char *getlogin();
6687c478bd9Sstevel@tonic-gate #if defined(_XPG4) || defined(__EXTENSIONS__)
6697c478bd9Sstevel@tonic-gate extern int  getopt();
6707c478bd9Sstevel@tonic-gate extern char *optarg;
6717c478bd9Sstevel@tonic-gate extern int  opterr, optind, optopt;
6727c478bd9Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
6737c478bd9Sstevel@tonic-gate extern char *getpass();
6747c478bd9Sstevel@tonic-gate #endif
6757c478bd9Sstevel@tonic-gate #endif /* defined(_XPG4) || defined(__EXTENSIONS__) */
6767c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
6777c478bd9Sstevel@tonic-gate #if !defined(_XPG6) || defined(__EXTENSIONS__)
6787c478bd9Sstevel@tonic-gate extern int getpagesize();
6797c478bd9Sstevel@tonic-gate #endif
6807c478bd9Sstevel@tonic-gate extern pid_t getpgid();
6817c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
6827c478bd9Sstevel@tonic-gate extern pid_t getpid();
6837c478bd9Sstevel@tonic-gate extern pid_t getppid();
6847c478bd9Sstevel@tonic-gate extern pid_t getpgrp();
6857c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6867c478bd9Sstevel@tonic-gate char *gettxt();
6877c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
6887c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
6897c478bd9Sstevel@tonic-gate extern pid_t getsid();
6907c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) */
6917c478bd9Sstevel@tonic-gate extern uid_t getuid();
6927c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6937c478bd9Sstevel@tonic-gate extern char *getusershell();
6947c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
6957c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
6967c478bd9Sstevel@tonic-gate extern char *getwd();
6977c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
6987c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
6997c478bd9Sstevel@tonic-gate extern int ioctl();
7007c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7017c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7027c478bd9Sstevel@tonic-gate extern int isaexec();
7037c478bd9Sstevel@tonic-gate extern int issetugid();
7047c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7057c478bd9Sstevel@tonic-gate extern int isatty();
7067c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
7077c478bd9Sstevel@tonic-gate extern int lchown();
7087c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) */
7097c478bd9Sstevel@tonic-gate extern int link();
7107c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7117c478bd9Sstevel@tonic-gate extern offset_t llseek();
7127c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7137c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
7147c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
7157c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7167c478bd9Sstevel@tonic-gate extern int lockf();
7177c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
7187c478bd9Sstevel@tonic-gate extern off_t lseek();
7197c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7207c478bd9Sstevel@tonic-gate extern int mincore();
7217c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7227c478bd9Sstevel@tonic-gate #if !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE) || \
7237c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7247c478bd9Sstevel@tonic-gate extern int nice();
7257c478bd9Sstevel@tonic-gate #endif /* !defined(_POSIX_C_SOURCE) || defined(_XOPEN_SOURCE)... */
7267c478bd9Sstevel@tonic-gate extern long pathconf();
7277c478bd9Sstevel@tonic-gate extern int pause();
7287c478bd9Sstevel@tonic-gate extern int pipe();
7297c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG5) || \
7307c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
7317c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7327c478bd9Sstevel@tonic-gate extern ssize_t pread();
7337c478bd9Sstevel@tonic-gate #endif
7347c478bd9Sstevel@tonic-gate #if !defined(_LP64) && \
7357c478bd9Sstevel@tonic-gate 	(!defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__))
7367c478bd9Sstevel@tonic-gate extern void profil();
7377c478bd9Sstevel@tonic-gate extern int ptrace();
7387c478bd9Sstevel@tonic-gate #endif
7397c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || \
7407c478bd9Sstevel@tonic-gate 	((_POSIX_C_SOURCE > 2) && !defined(_XPG6)) || \
7417c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7427c478bd9Sstevel@tonic-gate extern int pthread_atfork();
7437c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || ((_POSIX_C_SOURCE > 2) ...  */
7447c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG5) || \
7457c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
7467c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7477c478bd9Sstevel@tonic-gate extern ssize_t pwrite();
7487c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG5) */
7497c478bd9Sstevel@tonic-gate extern ssize_t read();
7507c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7517c478bd9Sstevel@tonic-gate /* per RFC 3542; This is also defined in netdb.h */
7527c478bd9Sstevel@tonic-gate extern int rcmd_af();
7537c478bd9Sstevel@tonic-gate #endif
7547c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
7557c478bd9Sstevel@tonic-gate extern ssize_t readlink();
7567c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
7577c478bd9Sstevel@tonic-gate #if (!defined(__XOPEN_OR_POSIX) || (defined(_XPG3) && !defined(_XPG4))) || \
7587c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7597c478bd9Sstevel@tonic-gate extern int rename();
7607c478bd9Sstevel@tonic-gate #endif /* (!defined(__XOPEN_OR_POSIX) || (defined(_XPG3)... */
7617c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7627c478bd9Sstevel@tonic-gate extern int resolvepath();
7637c478bd9Sstevel@tonic-gate /* per RFC 3542; This is also defined in netdb.h */
7647c478bd9Sstevel@tonic-gate extern int rexec_af();
7657c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7667c478bd9Sstevel@tonic-gate extern int rmdir();
7677c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7687c478bd9Sstevel@tonic-gate /* per RFC 3542; This is also defined in netdb.h */
7697c478bd9Sstevel@tonic-gate extern int rresvport_af();
7707c478bd9Sstevel@tonic-gate #endif
7717c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || (defined(_XPG4_2) && !defined(_XPG6)) || \
7727c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
7737c478bd9Sstevel@tonic-gate extern void *sbrk();
7747c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)|| (defined(_XPG4_2)... */
7757c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG6) || defined(__EXTENSIONS__)
7767c478bd9Sstevel@tonic-gate extern int setegid();
7777c478bd9Sstevel@tonic-gate extern int seteuid();
7787c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG6) ... */
7797c478bd9Sstevel@tonic-gate extern int setgid();
7807c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7817c478bd9Sstevel@tonic-gate extern int setgroups();
782eec1faa8Sdamico extern int sethostname();
7837c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7847c478bd9Sstevel@tonic-gate extern int setpgid();
7857c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
7867c478bd9Sstevel@tonic-gate extern pid_t setpgrp();
7877c478bd9Sstevel@tonic-gate extern int setregid();
7887c478bd9Sstevel@tonic-gate extern int setreuid();
7897c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
7907c478bd9Sstevel@tonic-gate extern pid_t setsid();
7917c478bd9Sstevel@tonic-gate extern int setuid();
7927c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7937c478bd9Sstevel@tonic-gate extern void setusershell();
7947c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)|| defined(__EXTENSIONS__) */
7957c478bd9Sstevel@tonic-gate extern unsigned sleep();
7967c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
7977c478bd9Sstevel@tonic-gate extern int stime();
7987c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
7997c478bd9Sstevel@tonic-gate #if defined(_XPG4)
8007c478bd9Sstevel@tonic-gate /* __EXTENSIONS__ makes the SVID Third Edition prototype in stdlib.h visible */
8017c478bd9Sstevel@tonic-gate extern void swab();
8027c478bd9Sstevel@tonic-gate #endif /* defined(_XPG4) */
8037c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
8047c478bd9Sstevel@tonic-gate extern int symlink();
8057c478bd9Sstevel@tonic-gate extern void sync();
8067c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
8077c478bd9Sstevel@tonic-gate #if defined(_XPG5)
8087c478bd9Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME
8097c478bd9Sstevel@tonic-gate #pragma redefine_extname sysconf __sysconf_xpg5
8107c478bd9Sstevel@tonic-gate extern long sysconf();
8117c478bd9Sstevel@tonic-gate #else /* __PRAGMA_REDEFINE_EXTNAME */
8127c478bd9Sstevel@tonic-gate extern long __sysconf_xpg5();
8137c478bd9Sstevel@tonic-gate #define	sysconf __sysconf_xpg5
8147c478bd9Sstevel@tonic-gate #endif  /* __PRAGMA_REDEFINE_EXTNAME */
8157c478bd9Sstevel@tonic-gate #endif	/* defined(_XPG5) */
8167c478bd9Sstevel@tonic-gate extern pid_t tcgetpgrp();
8177c478bd9Sstevel@tonic-gate extern int tcsetpgrp();
8187c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || \
8197c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
8207c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
8217c478bd9Sstevel@tonic-gate extern off_t tell();
8227c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX)... */
8237c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || \
8247c478bd9Sstevel@tonic-gate 	(defined(_LARGEFILE_SOURCE) && _FILE_OFFSET_BITS == 64) || \
8257c478bd9Sstevel@tonic-gate 	defined(__EXTENSIONS__)
8267c478bd9Sstevel@tonic-gate extern int truncate();
8277c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
8287c478bd9Sstevel@tonic-gate extern char *ttyname();
8297c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
8307c478bd9Sstevel@tonic-gate extern useconds_t ualarm();
8317c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
8327c478bd9Sstevel@tonic-gate extern int unlink();
8337c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
8347c478bd9Sstevel@tonic-gate extern int usleep();
8357c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
8367c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
8377c478bd9Sstevel@tonic-gate extern pid_t vfork();
8387c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
8397c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
8407c478bd9Sstevel@tonic-gate extern void vhangup();
8417c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
8427c478bd9Sstevel@tonic-gate extern ssize_t write();
8437c478bd9Sstevel@tonic-gate #if !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__)
8447c478bd9Sstevel@tonic-gate extern void yield();
8457c478bd9Sstevel@tonic-gate #endif /* !defined(__XOPEN_OR_POSIX) || defined(__EXTENSIONS__) */
846*794f0adbSRoger A. Faulkner 
847b2b3ca14SSumanth Naropanth #if !defined(__XOPEN_OR_POSIX) || defined(_ATFILE_SOURCE) || \
848b2b3ca14SSumanth Naropanth 	defined(__EXTENSIONS__)
849*794f0adbSRoger A. Faulkner 	/* || defined(_XPG7) */
850b2b3ca14SSumanth Naropanth extern int faccessat();
851*794f0adbSRoger A. Faulkner extern int fchownat();
852*794f0adbSRoger A. Faulkner extern int linkat();
853*794f0adbSRoger A. Faulkner extern ssize_t readlinkat();
854*794f0adbSRoger A. Faulkner extern int renameat();
855*794f0adbSRoger A. Faulkner extern int symlinkat();
856*794f0adbSRoger A. Faulkner extern int unlinkat();
857*794f0adbSRoger A. Faulkner #endif	/* !defined(__XOPEN_OR_POSIX) || defined(_ATFILE_SOURCE)... */
8587c478bd9Sstevel@tonic-gate 
8597c478bd9Sstevel@tonic-gate /* transitional large file interface versions */
8607c478bd9Sstevel@tonic-gate #if	defined(_LARGEFILE64_SOURCE) && !((_FILE_OFFSET_BITS == 64) && \
8617c478bd9Sstevel@tonic-gate 	    !defined(__PRAGMA_REDEFINE_EXTNAME))
8627c478bd9Sstevel@tonic-gate extern int ftruncate64();
8637c478bd9Sstevel@tonic-gate extern off64_t lseek64();
8647c478bd9Sstevel@tonic-gate extern ssize_t pread64();
8657c478bd9Sstevel@tonic-gate extern ssize_t pwrite64();
8667c478bd9Sstevel@tonic-gate extern off64_t tell64();
8677c478bd9Sstevel@tonic-gate extern int truncate64();
8687c478bd9Sstevel@tonic-gate extern int lockf64();
8697c478bd9Sstevel@tonic-gate #endif	/* _LARGEFILE64_SOURCE */
8707c478bd9Sstevel@tonic-gate 
8717c478bd9Sstevel@tonic-gate #endif /* __STDC__ */
8727c478bd9Sstevel@tonic-gate 
873943bc4a4SRoger A. Faulkner #if !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2) || defined(__EXTENSIONS__)
8747c478bd9Sstevel@tonic-gate #pragma unknown_control_flow(vfork)
875943bc4a4SRoger A. Faulkner #endif /* !defined(__XOPEN_OR_POSIX) || defined(_XPG4_2)... */
8767c478bd9Sstevel@tonic-gate 
8777c478bd9Sstevel@tonic-gate /*
8787c478bd9Sstevel@tonic-gate  * getlogin_r() & ttyname_r() prototypes are defined here.
8797c478bd9Sstevel@tonic-gate  */
8807c478bd9Sstevel@tonic-gate 
8817c478bd9Sstevel@tonic-gate /*
8827c478bd9Sstevel@tonic-gate  * Previous releases of Solaris, starting at 2.3, provided definitions of
8837c478bd9Sstevel@tonic-gate  * various functions as specified in POSIX.1c, Draft 6.  For some of these
8847c478bd9Sstevel@tonic-gate  * functions, the final POSIX 1003.1c standard had a different number of
8857c478bd9Sstevel@tonic-gate  * arguments and return values.
8867c478bd9Sstevel@tonic-gate  *
8877c478bd9Sstevel@tonic-gate  * The following segment of this header provides support for the standard
8887c478bd9Sstevel@tonic-gate  * interfaces while supporting applications written under earlier
8897c478bd9Sstevel@tonic-gate  * releases.  The application defines appropriate values of the feature
8907c478bd9Sstevel@tonic-gate  * test macros _POSIX_C_SOURCE and _POSIX_PTHREAD_SEMANTICS to indicate
8917c478bd9Sstevel@tonic-gate  * whether it was written to expect the Draft 6 or standard versions of
8927c478bd9Sstevel@tonic-gate  * these interfaces, before including this header.  This header then
8937c478bd9Sstevel@tonic-gate  * provides a mapping from the source version of the interface to an
8947c478bd9Sstevel@tonic-gate  * appropriate binary interface.  Such mappings permit an application
8957c478bd9Sstevel@tonic-gate  * to be built from libraries and objects which have mixed expectations
8967c478bd9Sstevel@tonic-gate  * of the definitions of these functions.
8977c478bd9Sstevel@tonic-gate  *
8987c478bd9Sstevel@tonic-gate  * For applications using the Draft 6 definitions, the binary symbol is the
8997c478bd9Sstevel@tonic-gate  * same as the source symbol, and no explicit mapping is needed.  For the
9007c478bd9Sstevel@tonic-gate  * standard interface, the function func() is mapped to the binary symbol
9017c478bd9Sstevel@tonic-gate  * _posix_func().  The preferred mechanism for the remapping is a compiler
9027c478bd9Sstevel@tonic-gate  * #pragma.  If the compiler does not provide such a #pragma, the header file
9037c478bd9Sstevel@tonic-gate  * defines a static function func() which calls the _posix_func() version;
9047c478bd9Sstevel@tonic-gate  * this has to be done instead of #define since POSIX specifies that an
9057c478bd9Sstevel@tonic-gate  * application can #undef the symbol and still be bound to the correct
9067c478bd9Sstevel@tonic-gate  * implementation.  Unfortunately, the statics confuse lint so we fallback to
9077c478bd9Sstevel@tonic-gate  * #define in that case.
9087c478bd9Sstevel@tonic-gate  *
9097c478bd9Sstevel@tonic-gate  * NOTE: Support for the Draft 6 definitions is provided for compatibility
9107c478bd9Sstevel@tonic-gate  * only.  New applications/libraries should use the standard definitions.
9117c478bd9Sstevel@tonic-gate  */
9127c478bd9Sstevel@tonic-gate 
9137c478bd9Sstevel@tonic-gate #if	defined(__EXTENSIONS__) || defined(_REENTRANT) || \
9147c478bd9Sstevel@tonic-gate 	!defined(__XOPEN_OR_POSIX) || (_POSIX_C_SOURCE - 0 >= 199506L) || \
9157c478bd9Sstevel@tonic-gate 	defined(_POSIX_PTHREAD_SEMANTICS)
9167c478bd9Sstevel@tonic-gate 
9177c478bd9Sstevel@tonic-gate #if	defined(__STDC__)
9187c478bd9Sstevel@tonic-gate 
9197c478bd9Sstevel@tonic-gate #if	(_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS)
9207c478bd9Sstevel@tonic-gate 
9217c478bd9Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME
9227c478bd9Sstevel@tonic-gate #pragma redefine_extname getlogin_r __posix_getlogin_r
9237c478bd9Sstevel@tonic-gate #pragma redefine_extname ttyname_r __posix_ttyname_r
9247c478bd9Sstevel@tonic-gate extern int getlogin_r(char *, int);
9257c478bd9Sstevel@tonic-gate extern int ttyname_r(int, char *, size_t);
9267c478bd9Sstevel@tonic-gate #else  /* __PRAGMA_REDEFINE_EXTNAME */
9277c478bd9Sstevel@tonic-gate 
9287c478bd9Sstevel@tonic-gate extern int __posix_getlogin_r(char *, int);
9297c478bd9Sstevel@tonic-gate extern int __posix_ttyname_r(int, char *, size_t);
9307c478bd9Sstevel@tonic-gate 
9317c478bd9Sstevel@tonic-gate #ifdef __lint
9327c478bd9Sstevel@tonic-gate 
9337c478bd9Sstevel@tonic-gate #define	getlogin_r	__posix_getlogin_r
9347c478bd9Sstevel@tonic-gate #define	ttyname_r	__posix_ttyname_r
9357c478bd9Sstevel@tonic-gate 
9367c478bd9Sstevel@tonic-gate #else /* !__lint */
9377c478bd9Sstevel@tonic-gate 
9387c478bd9Sstevel@tonic-gate static int
9397c478bd9Sstevel@tonic-gate getlogin_r(char *__name, int __len)
9407c478bd9Sstevel@tonic-gate {
9417c478bd9Sstevel@tonic-gate 	return (__posix_getlogin_r(__name, __len));
9427c478bd9Sstevel@tonic-gate }
9437c478bd9Sstevel@tonic-gate static int
9447c478bd9Sstevel@tonic-gate ttyname_r(int __fildes, char *__buf, size_t __size)
9457c478bd9Sstevel@tonic-gate {
9467c478bd9Sstevel@tonic-gate 	return (__posix_ttyname_r(__fildes, __buf, __size));
9477c478bd9Sstevel@tonic-gate }
9487c478bd9Sstevel@tonic-gate 
9497c478bd9Sstevel@tonic-gate #endif /* !__lint */
9507c478bd9Sstevel@tonic-gate #endif /* __PRAGMA_REDEFINE_EXTNAME */
9517c478bd9Sstevel@tonic-gate 
9527c478bd9Sstevel@tonic-gate #else  /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
9537c478bd9Sstevel@tonic-gate 
9547c478bd9Sstevel@tonic-gate extern char *getlogin_r(char *, int);
9557c478bd9Sstevel@tonic-gate extern char *ttyname_r(int, char *, int);
9567c478bd9Sstevel@tonic-gate 
9577c478bd9Sstevel@tonic-gate #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
9587c478bd9Sstevel@tonic-gate 
9597c478bd9Sstevel@tonic-gate #else  /* __STDC__ */
9607c478bd9Sstevel@tonic-gate 
9617c478bd9Sstevel@tonic-gate #if (_POSIX_C_SOURCE - 0 >= 199506L) || defined(_POSIX_PTHREAD_SEMANTICS)
9627c478bd9Sstevel@tonic-gate 
9637c478bd9Sstevel@tonic-gate #ifdef __PRAGMA_REDEFINE_EXTNAME
9647c478bd9Sstevel@tonic-gate #pragma redefine_extname getlogin_r __posix_getlogin_r
9657c478bd9Sstevel@tonic-gate #pragma redefine_extname ttyname_r __posix_ttyname_r
9667c478bd9Sstevel@tonic-gate extern int getlogin_r();
9677c478bd9Sstevel@tonic-gate extern int ttyname_r();
9687c478bd9Sstevel@tonic-gate #else  /* __PRAGMA_REDEFINE_EXTNAME */
9697c478bd9Sstevel@tonic-gate 
9707c478bd9Sstevel@tonic-gate extern int __posix_getlogin_r();
9717c478bd9Sstevel@tonic-gate extern int __posix_ttyname_r();
9727c478bd9Sstevel@tonic-gate 
9737c478bd9Sstevel@tonic-gate #ifdef	__lint
9747c478bd9Sstevel@tonic-gate 
9757c478bd9Sstevel@tonic-gate #define	getlogin_r	__posix_getlogin_r
9767c478bd9Sstevel@tonic-gate #define	ttyname_r	__posix_ttyname_r
9777c478bd9Sstevel@tonic-gate 
9787c478bd9Sstevel@tonic-gate #else /* !__lint */
9797c478bd9Sstevel@tonic-gate 
9807c478bd9Sstevel@tonic-gate static int
9817c478bd9Sstevel@tonic-gate getlogin_r(__name, __len)
9827c478bd9Sstevel@tonic-gate 	char *__name;
9837c478bd9Sstevel@tonic-gate 	int __len;
9847c478bd9Sstevel@tonic-gate {
9857c478bd9Sstevel@tonic-gate 	return (__posix_getlogin_r(__name, __len));
9867c478bd9Sstevel@tonic-gate }
9877c478bd9Sstevel@tonic-gate static int
9887c478bd9Sstevel@tonic-gate ttyname_r(__fildes, __buf, __size)
9897c478bd9Sstevel@tonic-gate 	int __fildes;
9907c478bd9Sstevel@tonic-gate 	char *__buf;
9917c478bd9Sstevel@tonic-gate 	size_t __size;
9927c478bd9Sstevel@tonic-gate {
9937c478bd9Sstevel@tonic-gate 	return (__posix_ttyname_r(__fildes, __buf, __size));
9947c478bd9Sstevel@tonic-gate }
9957c478bd9Sstevel@tonic-gate #endif /* !__lint */
9967c478bd9Sstevel@tonic-gate #endif /* __PRAGMA_REDEFINE_EXTNAME */
9977c478bd9Sstevel@tonic-gate 
9987c478bd9Sstevel@tonic-gate #else  /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
9997c478bd9Sstevel@tonic-gate 
10007c478bd9Sstevel@tonic-gate extern char *getlogin_r();
10017c478bd9Sstevel@tonic-gate extern char *ttyname_r();
10027c478bd9Sstevel@tonic-gate 
10037c478bd9Sstevel@tonic-gate #endif /* (_POSIX_C_SOURCE - 0 >= 199506L) || ... */
10047c478bd9Sstevel@tonic-gate 
10057c478bd9Sstevel@tonic-gate #endif /* __STDC__ */
10067c478bd9Sstevel@tonic-gate 
10077c478bd9Sstevel@tonic-gate #endif /* defined(__EXTENSIONS__) || defined(_REENTRANT)... */
10087c478bd9Sstevel@tonic-gate 
10097c478bd9Sstevel@tonic-gate #ifdef	__cplusplus
10107c478bd9Sstevel@tonic-gate }
10117c478bd9Sstevel@tonic-gate #endif
10127c478bd9Sstevel@tonic-gate 
10137c478bd9Sstevel@tonic-gate #endif /* _UNISTD_H */
1014