111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/* 211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * Copyright (C) 2008 The Android Open Source Project 311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * All rights reserved. 411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * 511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * Redistribution and use in source and binary forms, with or without 611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * modification, are permitted provided that the following conditions 711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * are met: 811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * * Redistributions of source code must retain the above copyright 911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * notice, this list of conditions and the following disclaimer. 1011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * * Redistributions in binary form must reproduce the above copyright 1111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * notice, this list of conditions and the following disclaimer in 1211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * the documentation and/or other materials provided with the 1311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * distribution. 1411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * 1511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 1611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 1711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS 1811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * FOR A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE 1911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * COPYRIGHT OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, 2011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, 2111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * BUT NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS 2211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * OF USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED 2311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * AND ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, 2411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT 2511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF 2611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert * SUCH DAMAGE. 2711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert */ 2811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifndef _UNISTD_H_ 2911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define _UNISTD_H_ 3011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <stddef.h> 3211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <sys/cdefs.h> 3311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <sys/types.h> 3411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <sys/select.h> 3511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <sys/sysconf.h> 3611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#include <pathconf.h> 3711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 3811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__BEGIN_DECLS 3911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 4011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/* Standard file descriptor numbers. */ 4111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define STDIN_FILENO 0 4211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define STDOUT_FILENO 1 4311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define STDERR_FILENO 2 4411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 4511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/* Values for whence in fseek and lseek */ 4611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define SEEK_SET 0 4711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define SEEK_CUR 1 4811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define SEEK_END 2 4911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 5011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern char** environ; 5111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 5211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern __noreturn void _exit(int); 5311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 5411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t fork(void); 5511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t vfork(void); 5611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t getpid(void); 5711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t gettid(void) __pure2; 5811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t getpgid(pid_t); 5911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setpgid(pid_t, pid_t); 6011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t getppid(void); 6111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t getpgrp(void); 6211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setpgrp(void); 6311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t getsid(pid_t); 6411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t setsid(void); 6511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 6611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execv(const char *, char * const *); 6711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execvp(const char *, char * const *); 6811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execvpe(const char *, char * const *, char * const *); 6911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execve(const char *, char * const *, char * const *); 7011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execl(const char *, const char *, ...); 7111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execlp(const char *, const char *, ...); 7211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int execle(const char *, const char *, ...); 7311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 7411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int nice(int); 7511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 7611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setuid(uid_t); 7711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern uid_t getuid(void); 7811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int seteuid(uid_t); 7911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern uid_t geteuid(void); 8011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setgid(gid_t); 8111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern gid_t getgid(void); 8211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setegid(gid_t); 8311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern gid_t getegid(void); 8411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int getgroups(int, gid_t *); 8511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setgroups(size_t, const gid_t *); 8611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setreuid(uid_t, uid_t); 8711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setregid(gid_t, gid_t); 8811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setresuid(uid_t, uid_t, uid_t); 8911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int setresgid(gid_t, gid_t, gid_t); 9011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int getresuid(uid_t *ruid, uid_t *euid, uid_t *suid); 9111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int getresgid(gid_t *rgid, gid_t *egid, gid_t *sgid); 9211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern char* getlogin(void); 9311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 9411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/* Macros for access() */ 9511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define R_OK 4 /* Read */ 9611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define W_OK 2 /* Write */ 9711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define X_OK 1 /* Execute */ 9811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define F_OK 0 /* Existence */ 9911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 10011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int access(const char*, int); 10111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int faccessat(int, const char*, int, int); 10211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int link(const char*, const char*); 10311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int linkat(int, const char*, int, const char*, int); 10411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int unlink(const char*); 10511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int unlinkat(int, const char*, int); 10611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int chdir(const char *); 10711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int fchdir(int); 10811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int rmdir(const char *); 10911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int pipe(int *); 11011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifdef _GNU_SOURCE 11111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int pipe2(int *, int); 11211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 11311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int chroot(const char *); 11411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int symlink(const char*, const char*); 11511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int symlinkat(const char*, int, const char*); 11611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t readlink(const char*, char*, size_t); 11711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t readlinkat(int, const char*, char*, size_t); 11811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int chown(const char *, uid_t, gid_t); 11911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int fchown(int, uid_t, gid_t); 12011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int fchownat(int, const char*, uid_t, gid_t, int); 12111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int lchown(const char *, uid_t, gid_t); 12211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int truncate(const char *, off_t); 12311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int truncate64(const char *, off64_t); 12411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern char *getcwd(char *, size_t); 12511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 12611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int sync(void); 12711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 12811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int close(int); 12911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern off_t lseek(int, off_t, int); 13011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern off64_t lseek64(int, off64_t, int); 13111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 13211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t read(int, void *, size_t); 13311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t write(int, const void *, size_t); 13411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t pread(int, void *, size_t, off_t); 13511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t pread64(int, void *, size_t, off64_t); 13611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t pwrite(int, const void *, size_t, off_t); 13711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t pwrite64(int, const void *, size_t, off64_t); 13811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 13911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int dup(int); 14011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int dup2(int, int); 14111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#ifdef _GNU_SOURCE 14211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int dup3(int, int, int); 14311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 14411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int fcntl(int, int, ...); 14511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int ioctl(int, int, ...); 14611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int flock(int, int); 14711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int fsync(int); 14811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int fdatasync(int); 14911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int ftruncate(int, off_t); 15011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int ftruncate64(int, off64_t); 15111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 15211cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int pause(void); 15311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern unsigned int alarm(unsigned int); 15411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern unsigned int sleep(unsigned int); 15511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int usleep(useconds_t); 15611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 15711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int gethostname(char *, size_t); 15811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 15911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern void *__brk(void *); 16011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int brk(void *); 16111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern void *sbrk(ptrdiff_t); 16211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 16311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int getopt(int, char * const *, const char *); 16411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern char *optarg; 16511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int optind, opterr, optopt; 16611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 16711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int isatty(int); 16811cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern char* ttyname(int) __warnattr("ttyname is not thread-safe; use ttyname_r instead"); 16911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int ttyname_r(int, char*, size_t); 17011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 17111cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int acct(const char* filepath); 17211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 17311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertint getpagesize(void); 17411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 17511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertlong sysconf(int); 17611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 17711cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int daemon(int, int); 17811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 17911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#if defined(__arm__) || (defined(__mips__) && !defined(__LP64__)) 18011cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int cacheflush(long, long, long); 18111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert /* __attribute__((deprecated("use __builtin___clear_cache instead"))); */ 18211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 18311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 18411cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern pid_t tcgetpgrp(int fd); 18511cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern int tcsetpgrp(int fd, pid_t _pid); 18611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 18711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert/* Used to retry syscalls that can return EINTR. */ 18811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#define TEMP_FAILURE_RETRY(exp) ({ \ 18911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __typeof__(exp) _rc; \ 19011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert do { \ 19111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert _rc = (exp); \ 19211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } while (_rc == -1 && errno == EINTR); \ 19311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert _rc; }) 19411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 19511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#if defined(__BIONIC_FORTIFY) 19611cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t __read_chk(int, void*, size_t, size_t); 19711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__errordecl(__read_dest_size_error, "read called with size bigger than destination"); 19811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__errordecl(__read_count_toobig_error, "read called with count > SSIZE_MAX"); 19911cd02dfb91661c65134cac258cf5924270e9d2Dan Albertextern ssize_t __read_real(int, void*, size_t) 20011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __asm__(__USER_LABEL_PREFIX__ "read"); 20111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 20211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__BIONIC_FORTIFY_INLINE 20311cd02dfb91661c65134cac258cf5924270e9d2Dan Albertssize_t read(int fd, void* buf, size_t count) { 20411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert size_t bos = __bos0(buf); 20511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 20611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#if !defined(__clang__) 20711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (__builtin_constant_p(count) && (count > SSIZE_MAX)) { 20811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __read_count_toobig_error(); 20911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 21011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 21111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (bos == __BIONIC_FORTIFY_UNKNOWN_SIZE) { 21211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert return __read_real(fd, buf, count); 21311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 21411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 21511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (__builtin_constant_p(count) && (count > bos)) { 21611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert __read_dest_size_error(); 21711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 21811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 21911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert if (__builtin_constant_p(count) && (count <= bos)) { 22011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert return __read_real(fd, buf, count); 22111cd02dfb91661c65134cac258cf5924270e9d2Dan Albert } 22211cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif 22311cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 22411cd02dfb91661c65134cac258cf5924270e9d2Dan Albert return __read_chk(fd, buf, count, bos); 22511cd02dfb91661c65134cac258cf5924270e9d2Dan Albert} 22611cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif /* defined(__BIONIC_FORTIFY) */ 22711cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 22811cd02dfb91661c65134cac258cf5924270e9d2Dan Albert__END_DECLS 22911cd02dfb91661c65134cac258cf5924270e9d2Dan Albert 23011cd02dfb91661c65134cac258cf5924270e9d2Dan Albert#endif /* _UNISTD_H_ */ 231