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include/stdlib.h Libc-262 Libc-1583.60.2
--- Libc/Libc-262/include/stdlib.h
+++ Libc/Libc-1583.60.2/include/stdlib.h
@@ -1,21 +1,22 @@
 /*
- * Copyright (c) 2000 Apple Computer, Inc. All rights reserved.
+ * Copyright (c) 2000, 2002 - 2008 Apple Inc. All rights reserved.
  *
  * @APPLE_LICENSE_HEADER_START@
  * 
- * The contents of this file constitute Original Code as defined in and
- * are subject to the Apple Public Source License Version 1.1 (the
- * "License").  You may not use this file except in compliance with the
- * License.  Please obtain a copy of the License at
- * http://www.apple.com/publicsource and read it before using this file.
+ * This file contains Original Code and/or Modifications of Original Code
+ * as defined in and that are subject to the Apple Public Source License
+ * Version 2.0 (the 'License'). You may not use this file except in
+ * compliance with the License. Please obtain a copy of the License at
+ * http://www.opensource.apple.com/apsl/ and read it before using this
+ * file.
  * 
- * This Original Code and all software distributed under the License are
- * distributed on an "AS IS" basis, WITHOUT WARRANTY OF ANY KIND, EITHER
+ * The Original Code and all software distributed under the License are
+ * distributed on an 'AS IS' basis, WITHOUT WARRANTY OF ANY KIND, EITHER
  * EXPRESS OR IMPLIED, AND APPLE HEREBY DISCLAIMS ALL SUCH WARRANTIES,
  * INCLUDING WITHOUT LIMITATION, ANY WARRANTIES OF MERCHANTABILITY,
- * FITNESS FOR A PARTICULAR PURPOSE OR NON-INFRINGEMENT.  Please see the
- * License for the specific language governing rights and limitations
- * under the License.
+ * FITNESS FOR A PARTICULAR PURPOSE, QUIET ENJOYMENT OR NON-INFRINGEMENT.
+ * Please see the License for the specific language governing rights and
+ * limitations under the License.
  * 
  * @APPLE_LICENSE_HEADER_END@
  */
@@ -57,25 +58,29 @@
 #ifndef _STDLIB_H_
 #define _STDLIB_H_
 
-#include <machine/ansi.h>
-#include <machine/types.h>
-
-#ifndef	_BSD_SIZE_T_DEFINED_
-#define	_BSD_SIZE_T_DEFINED_
-typedef	_BSD_SIZE_T_	size_t;
-#endif
-
+#include <Availability.h>
+#include <sys/cdefs.h>
+
+#include <_types.h>
 #if !defined(_ANSI_SOURCE)
-#ifndef _BSD_RUNE_T_DEFINED_
-#define _BSD_RUNE_T_DEFINED_
-typedef _BSD_WCHAR_T_   rune_t;
-#endif
-#endif
-
-#ifndef	_BSD_WCHAR_T_DEFINED_
-#define	_BSD_WCHAR_T_DEFINED_
-typedef	_BSD_WCHAR_T_	wchar_t;
-#endif
+#ifndef UNIFDEF_DRIVERKIT
+#include <sys/wait.h>
+#endif /* UNIFDEF_DRIVERKIT */
+#if (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
+#include <alloca.h>
+#endif /* (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+#endif /* !_ANSI_SOURCE */
+
+/* DO NOT REMOVE THIS COMMENT: fixincludes needs to see:
+ * _GCC_SIZE_T */
+#include <sys/_types/_size_t.h>
+
+#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
+#include <sys/_types/_ct_rune_t.h>
+#include <sys/_types/_rune_t.h>
+#endif	/* !_ANSI_SOURCE && (!_POSIX_C_SOURCE || _DARWIN_C_SOURCE) */
+
+#include <sys/_types/_wchar_t.h>
 
 typedef struct {
 	int quot;		/* quotient */
@@ -87,132 +92,383 @@
 	long rem;		/* remainder */
 } ldiv_t;
 
-#ifndef NULL
-#define	NULL	0
-#endif
-
+#if !__DARWIN_NO_LONG_LONG
+typedef struct {
+	long long quot;
+	long long rem;
+} lldiv_t;
+#endif /* !__DARWIN_NO_LONG_LONG */
+
+#include <sys/_types/_null.h>
+
+#ifndef UNIFDEF_DRIVERKIT
 #define	EXIT_FAILURE	1
 #define	EXIT_SUCCESS	0
+#endif /* UNIFDEF_DRIVERKIT */
 
 #define	RAND_MAX	0x7fffffff
 
+#ifdef _USE_EXTENDED_LOCALES_
+#include <_xlocale.h>
+#endif /* _USE_EXTENDED_LOCALES_ */
+
+#ifndef MB_CUR_MAX
+#ifdef _USE_EXTENDED_LOCALES_
+#define	MB_CUR_MAX	(___mb_cur_max())
+#ifndef MB_CUR_MAX_L
+#define	MB_CUR_MAX_L(x)	(___mb_cur_max_l(x))
+#endif /* !MB_CUR_MAX_L */
+#else /* !_USE_EXTENDED_LOCALES_ */
 extern int __mb_cur_max;
 #define	MB_CUR_MAX	__mb_cur_max
-
-#include <sys/cdefs.h>
+#endif /* _USE_EXTENDED_LOCALES_ */
+#endif /* MB_CUR_MAX */
+
+#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE)) \
+    && defined(_USE_EXTENDED_LOCALES_) && !defined(MB_CUR_MAX_L)
+#define	MB_CUR_MAX_L(x)	(___mb_cur_max_l(x))
+#endif
+
+#ifndef UNIFDEF_DRIVERKIT
+#include <malloc/_malloc.h>
+#endif /* UNIFDEF_DRIVERKIT */
 
 __BEGIN_DECLS
-__dead void
-	 abort __P((void));
-__pure int
-	 abs __P((int));
-int	 atexit __P((void (*)(void)));
-double	 atof __P((const char *));
-int	 atoi __P((const char *));
-long	 atol __P((const char *));
-void	*bsearch __P((const void *, const void *, size_t,
-	    size_t, int (*)(const void *, const void *)));
-void	*calloc __P((size_t, size_t));
-__pure div_t
-	 div __P((int, int));
-__dead void
-	 exit __P((int));
-void	 free __P((void *));
-char	*getenv __P((const char *));
-__pure long
-	 labs __P((long));
-__pure ldiv_t
-	 ldiv __P((long, long));
-void	*malloc __P((size_t));
-void	 qsort __P((void *, size_t, size_t,
-	    int (*)(const void *, const void *)));
-int	 rand __P((void));
-void	*realloc __P((void *, size_t));
-void	 srand __P((unsigned));
-double	 strtod __P((const char *, char **));
-long	 strtol __P((const char *, char **, int));
+void	 abort(void) __cold __dead2;
+int	 abs(int) __pure2;
+#ifndef UNIFDEF_DRIVERKIT
+int	 atexit(void (* _Nonnull)(void));
+#endif /* UNIFDEF_DRIVERKIT */
+double	 atof(const char *);
+int	 atoi(const char *);
+long	 atol(const char *);
+#if !__DARWIN_NO_LONG_LONG
+long long
+	 atoll(const char *);
+#endif /* !__DARWIN_NO_LONG_LONG */
+void	*bsearch(const void *__key, const void *__base, size_t __nel,
+	    size_t __width, int (* _Nonnull __compar)(const void *, const void *));
+#ifndef UNIFDEF_DRIVERKIT
+/* calloc is now declared in _malloc.h */
+#endif /* UNIFDEF_DRIVERKIT */
+div_t	 div(int, int) __pure2;
+#ifndef UNIFDEF_DRIVERKIT
+void	 exit(int) __dead2;
+/* free is now declared in _malloc.h */
+char	*getenv(const char *);
+#endif /* UNIFDEF_DRIVERKIT */
+long	 labs(long) __pure2;
+ldiv_t	 ldiv(long, long) __pure2;
+#if !__DARWIN_NO_LONG_LONG
+long long
+	 llabs(long long);
+lldiv_t	 lldiv(long long, long long);
+#endif /* !__DARWIN_NO_LONG_LONG */
+#ifndef UNIFDEF_DRIVERKIT
+/* malloc is now declared in _malloc.h */
+#endif /* UNIFDEF_DRIVERKIT */
+int	 mblen(const char *__s, size_t __n);
+size_t	 mbstowcs(wchar_t * __restrict , const char * __restrict, size_t);
+int	 mbtowc(wchar_t * __restrict, const char * __restrict, size_t);
+#ifndef UNIFDEF_DRIVERKIT
+/* posix_memalign is now declared in _malloc.h */
+#endif /* UNIFDEF_DRIVERKIT */
+void	 qsort(void *__base, size_t __nel, size_t __width,
+	    int (* _Nonnull __compar)(const void *, const void *));
+#ifndef UNIFDEF_DRIVERKIT
+int	 rand(void) __swift_unavailable("Use arc4random instead.");
+/* realloc is now declared in _malloc.h */
+void	 srand(unsigned) __swift_unavailable("Use arc4random instead.");
+#endif /* UNIFDEF_DRIVERKIT */
+double	 strtod(const char *, char **) __DARWIN_ALIAS(strtod);
+float	 strtof(const char *, char **) __DARWIN_ALIAS(strtof);
+long	 strtol(const char *__str, char **__endptr, int __base);
+long double
+	 strtold(const char *, char **);
+#if !__DARWIN_NO_LONG_LONG
+long long 
+	 strtoll(const char *__str, char **__endptr, int __base);
+#endif /* !__DARWIN_NO_LONG_LONG */
 unsigned long
-	 strtoul __P((const char *, char **, int));
-int	 system __P((const char *));
-
-/* These are currently just stubs. */
-int	 mblen __P((const char *, size_t));
-size_t	 mbstowcs __P((wchar_t *, const char *, size_t));
-int	 wctomb __P((char *, wchar_t));
-int	 mbtowc __P((wchar_t *, const char *, size_t));
-size_t	 wcstombs __P((char *, const wchar_t *, size_t));
-
+	 strtoul(const char *__str, char **__endptr, int __base);
+#if !__DARWIN_NO_LONG_LONG
+unsigned long long
+	 strtoull(const char *__str, char **__endptr, int __base);
+#endif /* !__DARWIN_NO_LONG_LONG */
+#ifndef UNIFDEF_DRIVERKIT
+//Begin-Libc
+#ifndef LIBC_ALIAS_SYSTEM
+//End-Libc
+
+__swift_unavailable("Use posix_spawn APIs or NSTask instead. (On iOS, process spawning is unavailable.)")
+__API_AVAILABLE(macos(10.0)) __IOS_PROHIBITED
+__WATCHOS_PROHIBITED __TVOS_PROHIBITED
+int	 system(const char *) __DARWIN_ALIAS_C(system);
+//Begin-Libc
+#else /* LIBC_ALIAS_SYSTEM */
+int	 system(const char *) LIBC_ALIAS_C(system);
+#endif /* !LIBC_ALIAS_SYSTEM */
+//End-Libc
+
+#endif /* UNIFDEF_DRIVERKIT */
+
+size_t	 wcstombs(char * __restrict, const wchar_t * __restrict, size_t);
+int	 wctomb(char *, wchar_t);
+
+#ifndef UNIFDEF_DRIVERKIT
 #ifndef _ANSI_SOURCE
-int	 putenv __P((const char *));
-int	 setenv __P((const char *, const char *, int));
-#endif
-
-#if !defined(_ANSI_SOURCE) && !defined(_POSIX_SOURCE)
-double	drand48 __P((void));
-double	erand48 __P((unsigned short[3])); 
-long	jrand48 __P((unsigned short[3]));
-void	lcong48 __P((unsigned short[7]));
-long	lrand48 __P((void));
-long	mrand48 __P((void)); 
-long	nrand48 __P((unsigned short[3]));
+void	_Exit(int) __dead2;
+long	 a64l(const char *);
+double	 drand48(void);
+char	*ecvt(double, int, int *__restrict, int *__restrict); /* LEGACY */
+double	 erand48(unsigned short[3]);
+char	*fcvt(double, int, int *__restrict, int *__restrict); /* LEGACY */
+char	*gcvt(double, int, char *); /* LEGACY */
+int	 getsubopt(char **, char * const *, char **);
+int	 grantpt(int);
+#if __DARWIN_UNIX03
+char	*initstate(unsigned, char *, size_t); /* no  __DARWIN_ALIAS needed */
+#else /* !__DARWIN_UNIX03 */
+char	*initstate(unsigned long, char *, long);
+#endif /* __DARWIN_UNIX03 */
+long	 jrand48(unsigned short[3]) __swift_unavailable("Use arc4random instead.");
+char	*l64a(long);
+void	 lcong48(unsigned short[7]);
+long	 lrand48(void) __swift_unavailable("Use arc4random instead.");
+#if !defined(_POSIX_C_SOURCE)
+__deprecated_msg("This function is provided for compatibility reasons only.  Due to security concerns inherent in the design of mktemp(3), it is highly recommended that you use mkstemp(3) instead.")
+#endif
+char	*mktemp(char *);
+int	 mkstemp(char *);
+long	 mrand48(void) __swift_unavailable("Use arc4random instead.");
+long	 nrand48(unsigned short[3]) __swift_unavailable("Use arc4random instead.");
+int	 posix_openpt(int);
+char	*ptsname(int);
+
+#if (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
+int ptsname_r(int fildes, char *buffer, size_t buflen) __API_AVAILABLE(macos(10.13.4), ios(11.3), tvos(11.3), watchos(4.3));
+#endif
+
+//Begin-Libc
+#ifndef LIBC_ALIAS_PUTENV
+//End-Libc
+int	 putenv(char *) __DARWIN_ALIAS(putenv);
+//Begin-Libc
+#else /* LIBC_ALIAS_PUTENV */
+int	 putenv(char *) LIBC_ALIAS(putenv);
+#endif /* !LIBC_ALIAS_PUTENV */
+//End-Libc
+long	 random(void) __swift_unavailable("Use arc4random instead.");
+int	 rand_r(unsigned *) __swift_unavailable("Use arc4random instead.");
+//Begin-Libc
+#ifdef __LIBC__
+#ifndef LIBC_ALIAS_REALPATH
+char	*realpath(const char * __restrict, char * __restrict) __DARWIN_EXTSN(realpath);
+#else /* LIBC_ALIAS_REALPATH */
+#ifdef VARIANT_DARWINEXTSN
+char	*realpath(const char * __restrict, char * __restrict) LIBC_EXTSN(realpath);
+#else /* !VARIANT_DARWINEXTSN */
+char	*realpath(const char * __restrict, char * __restrict) LIBC_ALIAS(realpath);
+#endif /* VARIANT_DARWINEXTSN */
+#endif /* !LIBC_ALIAS_REALPATH */
+#else /* !__LIBC__ */
+//End-Libc
+#if (__DARWIN_UNIX03 && !defined(_POSIX_C_SOURCE)) || defined(_DARWIN_C_SOURCE) || defined(_DARWIN_BETTER_REALPATH)
+char	*realpath(const char * __restrict, char * __restrict) __DARWIN_EXTSN(realpath);
+#else /* (!__DARWIN_UNIX03 || _POSIX_C_SOURCE) && !_DARWIN_C_SOURCE && !_DARWIN_BETTER_REALPATH */
+char	*realpath(const char * __restrict, char * __restrict) __DARWIN_ALIAS(realpath);
+#endif /* (__DARWIN_UNIX03 && _POSIX_C_SOURCE) || _DARWIN_C_SOURCE || _DARWIN_BETTER_REALPATH */
+//Begin-Libc
+#endif /* __LIBC__ */
+//End-Libc
 unsigned short
-	*seed48 __P((unsigned short[3]));
-void	srand48 __P((long));
-
-void	*alloca __P((size_t));		/* built-in for gcc */
-					/* getcap(3) functions */
-u_int32_t
-	 arc4random __P((void));
-void	 arc4random_addrandom __P((unsigned char *dat, int datlen));
-void	 arc4random_stir __P((void));
-char	*getbsize __P((int *, long *));
-char	*cgetcap __P((char *, char *, int));
-int	 cgetclose __P((void));
-int	 cgetent __P((char **, char **, char *));
-int	 cgetfirst __P((char **, char **));
-int	 cgetmatch __P((char *, char *));
-int	 cgetnext __P((char **, char **));
-int	 cgetnum __P((char *, char *, long *));
-int	 cgetset __P((char *));
-int	 cgetstr __P((char *, char *, char **));
-int	 cgetustr __P((char *, char *, char **));
-
-int	 daemon __P((int, int));
-char	*devname __P((int, int));
-int	 getloadavg __P((double [], int));
-
-long	 a64l __P((const char *));
-char	*l64a __P((long));
-
-char	*group_from_gid __P((unsigned long, int));
-int	 heapsort __P((void *, size_t, size_t,
-	    int (*)(const void *, const void *)));
-char	*initstate __P((unsigned long, char *, long));
-int	 mergesort __P((void *, size_t, size_t,
-	    int (*)(const void *, const void *)));
-int	 radixsort __P((const unsigned char **, int, const unsigned char *,
-	    unsigned));
-int	 sradixsort __P((const unsigned char **, int, const unsigned char *,
-	    unsigned));
-int	 rand_r __P((unsigned *));
-long	 random __P((void));
-void	*reallocf __P((void *, size_t));
-char	*realpath __P((const char *, char resolved_path[]));
-char	*setstate __P((char *));
-void	 srandom __P((unsigned long));
-char	*user_from_uid __P((unsigned long, int));
-#ifndef __STRICT_ANSI__
-long long 
-	 strtoll(const char *, char **, int);
+	*seed48(unsigned short[3]);
+//Begin-Libc
+#ifndef LIBC_ALIAS_SETENV
+//End-Libc
+int	 setenv(const char * __name, const char * __value, int __overwrite) __DARWIN_ALIAS(setenv);
+//Begin-Libc
+#else /* LIBC_ALIAS_SETENV */
+int	 setenv(const char * __name, const char * __value, int __overwrite) LIBC_ALIAS(setenv);
+#endif /* !LIBC_ALIAS_SETENV */
+//End-Libc
+#if __DARWIN_UNIX03
+//Begin-Libc
+#ifndef LIBC_ALIAS_SETKEY
+//End-Libc
+void	 setkey(const char *) __DARWIN_ALIAS(setkey);
+//Begin-Libc
+#else /* LIBC_ALIAS_SETKEY */
+void	 setkey(const char *) LIBC_ALIAS(setkey);
+#endif /* !LIBC_ALIAS_SETKEY */
+//End-Libc
+#else /* !__DARWIN_UNIX03 */
+int	 setkey(const char *);
+#endif /* __DARWIN_UNIX03 */
+char	*setstate(const char *);
+void	 srand48(long);
+#if __DARWIN_UNIX03
+void	 srandom(unsigned);
+#else /* !__DARWIN_UNIX03 */
+void	 srandom(unsigned long);
+#endif /* __DARWIN_UNIX03 */
+int	 unlockpt(int);
+#if __DARWIN_UNIX03
+//Begin-Libc
+#ifndef LIBC_ALIAS_UNSETENV
+//End-Libc
+int	 unsetenv(const char *) __DARWIN_ALIAS(unsetenv);
+//Begin-Libc
+#else /* LIBC_ALIAS_UNSETENV */
+int	 unsetenv(const char *) LIBC_ALIAS(unsetenv);
+#endif /* !LIBC_ALIAS_UNSETENV */
+//End-Libc
+#else /* !__DARWIN_UNIX03 */
+void	 unsetenv(const char *);
+#endif /* __DARWIN_UNIX03 */
+#endif	/* !_ANSI_SOURCE */
+#endif /* UNIFDEF_DRIVERKIT */
+__END_DECLS
+
+#if !defined(_ANSI_SOURCE) && (!defined(_POSIX_C_SOURCE) || defined(_DARWIN_C_SOURCE))
+#include <machine/types.h>
+#ifndef UNIFDEF_DRIVERKIT
+#include <sys/_types/_dev_t.h>
+#include <sys/_types/_mode_t.h>
+#endif /* UNIFDEF_DRIVERKIT */
+#include <_types/_uint32_t.h>
+
+__BEGIN_DECLS
+uint32_t arc4random(void);
+#ifndef UNIFDEF_DRIVERKIT
+void	 arc4random_addrandom(unsigned char * /*dat*/, int /*datlen*/)
+    __OSX_DEPRECATED(10.0, 10.12, "use arc4random_stir")
+    __IOS_DEPRECATED(2.0, 10.0, "use arc4random_stir")
+    __TVOS_DEPRECATED(2.0, 10.0, "use arc4random_stir")
+    __WATCHOS_DEPRECATED(1.0, 3.0, "use arc4random_stir");
+#endif /* UNIFDEF_DRIVERKIT */
+void	 arc4random_buf(void * __buf, size_t __nbytes) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
+void	 arc4random_stir(void);
+uint32_t
+	 arc4random_uniform(uint32_t __upper_bound) __OSX_AVAILABLE_STARTING(__MAC_10_7, __IPHONE_4_3);
+#ifdef __BLOCKS__
+#ifndef UNIFDEF_DRIVERKIT
+int	 atexit_b(void (^ _Nonnull)(void)) __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* UNIFDEF_DRIVERKIT */
+
+#ifdef __BLOCKS__
+#if __has_attribute(noescape)
+#define __bsearch_noescape __attribute__((__noescape__))
+#else
+#define __bsearch_noescape
+#endif
+#endif /* __BLOCKS__ */
+void	*bsearch_b(const void *__key, const void *__base, size_t __nel,
+	    size_t __width, int (^ _Nonnull __compar)(const void *, const void *) __bsearch_noescape)
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* __BLOCKS__ */
+
+#ifndef UNIFDEF_DRIVERKIT
+	 /* getcap(3) functions */
+char	*cgetcap(char *, const char *, int);
+int	 cgetclose(void);
+int	 cgetent(char **, char **, const char *);
+int	 cgetfirst(char **, char **);
+int	 cgetmatch(const char *, const char *);
+int	 cgetnext(char **, char **);
+int	 cgetnum(char *, const char *, long *);
+int	 cgetset(const char *);
+int	 cgetstr(char *, const char *, char **);
+int	 cgetustr(char *, const char *, char **);
+
+int	 daemon(int, int) __DARWIN_1050(daemon) __OSX_AVAILABLE_BUT_DEPRECATED_MSG(__MAC_10_0, __MAC_10_5, __IPHONE_2_0, __IPHONE_2_0, "Use posix_spawn APIs instead.") __WATCHOS_PROHIBITED __TVOS_PROHIBITED;
+char	*devname(dev_t, mode_t);
+char	*devname_r(dev_t, mode_t, char *buf, int len);
+char	*getbsize(int *, long *);
+int	 getloadavg(double [], int);
+const char
+	*getprogname(void);
+void	 setprogname(const char *);
+#endif /* UNIFDEF_DRIVERKIT */
+
+#ifdef __BLOCKS__
+#if __has_attribute(noescape)
+#define __sort_noescape __attribute__((__noescape__))
+#else
+#define __sort_noescape
+#endif
+#endif /* __BLOCKS__ */
+
+int	 heapsort(void *__base, size_t __nel, size_t __width,
+	    int (* _Nonnull __compar)(const void *, const void *));
+#ifdef __BLOCKS__
+int	 heapsort_b(void *__base, size_t __nel, size_t __width,
+	    int (^ _Nonnull __compar)(const void *, const void *) __sort_noescape)
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* __BLOCKS__ */
+int	 mergesort(void *__base, size_t __nel, size_t __width,
+	    int (* _Nonnull __compar)(const void *, const void *));
+#ifdef __BLOCKS__
+int	 mergesort_b(void *__base, size_t __nel, size_t __width,
+	    int (^ _Nonnull __compar)(const void *, const void *) __sort_noescape)
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* __BLOCKS__ */
+#ifndef UNIFDEF_DRIVERKIT
+void	 psort(void *__base, size_t __nel, size_t __width,
+	    int (* _Nonnull __compar)(const void *, const void *))
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#ifdef __BLOCKS__
+void	 psort_b(void *__base, size_t __nel, size_t __width,
+	    int (^ _Nonnull __compar)(const void *, const void *) __sort_noescape)
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* __BLOCKS__ */
+void	 psort_r(void *__base, size_t __nel, size_t __width, void *,
+	    int (* _Nonnull __compar)(void *, const void *, const void *))
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* UNIFDEF_DRIVERKIT */
+#ifdef __BLOCKS__
+void	 qsort_b(void *__base, size_t __nel, size_t __width,
+	    int (^ _Nonnull __compar)(const void *, const void *) __sort_noescape)
+	    __OSX_AVAILABLE_STARTING(__MAC_10_6, __IPHONE_3_2);
+#endif /* __BLOCKS__ */
+void	 qsort_r(void *__base, size_t __nel, size_t __width, void *,
+	    int (* _Nonnull __compar)(void *, const void *, const void *));
+int	 radixsort(const unsigned char **__base, int __nel, const unsigned char *__table,
+	    unsigned __endbyte);
+int	rpmatch(const char *)
+	__API_AVAILABLE(macos(10.15), ios(13.0), tvos(13.0), watchos(6.0));
+int	 sradixsort(const unsigned char **__base, int __nel, const unsigned char *__table,
+	    unsigned __endbyte);
+#ifndef UNIFDEF_DRIVERKIT
+void	 sranddev(void);
+void	 srandomdev(void);
+void	*reallocf(void *__ptr, size_t __size) __alloc_size(2);
+long long
+	strtonum(const char *__numstr, long long __minval, long long __maxval, const char **__errstrp)
+	__API_AVAILABLE(macos(10.16), ios(14.0), tvos(14.0), watchos(7.0));
+#endif /* UNIFDEF_DRIVERKIT */
+#if !__DARWIN_NO_LONG_LONG
+long long
+	 strtoq(const char *__str, char **__endptr, int __base);
 unsigned long long
-	 strtoull(const char *, char **, int);
-long long
-	 strtoq __P((const char *, char **, int));
-unsigned long long
-	 strtouq __P((const char *, char **, int));
-#endif
-void	 unsetenv __P((const char *));
-#endif
+	 strtouq(const char *__str, char **__endptr, int __base);
+#endif /* !__DARWIN_NO_LONG_LONG */
+#ifndef UNIFDEF_DRIVERKIT
+extern char *suboptarg;		/* getsubopt(3) external variable */
+/* valloc is now declared in _malloc.h */
+#endif /* UNIFDEF_DRIVERKIT */
 __END_DECLS
+#endif	/* !_ANSI_SOURCE && !_POSIX_SOURCE */
+
+__BEGIN_DECLS
+/* Poison the following routines if -fshort-wchar is set */
+#if !defined(__cplusplus) && defined(__WCHAR_MAX__) && __WCHAR_MAX__ <= 0xffffU
+#pragma GCC poison mbstowcs mbtowc wcstombs wctomb
+#endif
+__END_DECLS
+
+#ifdef _USE_EXTENDED_LOCALES_
+#include <xlocale/_stdlib.h>
+#endif /* _USE_EXTENDED_LOCALES_ */
 
 #endif /* _STDLIB_H_ */