|  | #ifndef _UNISTD_H | 
|  | # include <posix/unistd.h> | 
|  |  | 
|  | # ifndef _ISOMAC | 
|  | __BEGIN_DECLS | 
|  |  | 
|  | libc_hidden_proto (_exit, __noreturn__) | 
|  | rtld_hidden_proto (_exit, __noreturn__) | 
|  | libc_hidden_proto (alarm) | 
|  | libc_hidden_proto (confstr) | 
|  | libc_hidden_proto (execl) | 
|  | libc_hidden_proto (execle) | 
|  | libc_hidden_proto (execlp) | 
|  | libc_hidden_proto (execvp) | 
|  | libc_hidden_proto (getpid) | 
|  | libc_hidden_proto (getsid) | 
|  | libc_hidden_proto (getdomainname) | 
|  | extern __typeof (getlogin_r) __getlogin_r  __nonnull ((1)); | 
|  | libc_hidden_proto (__getlogin_r) | 
|  | libc_hidden_proto (getlogin_r) | 
|  | libc_hidden_proto (seteuid) | 
|  | libc_hidden_proto (setegid) | 
|  | libc_hidden_proto (tcgetpgrp) | 
|  | libc_hidden_proto (readlinkat) | 
|  |  | 
|  | /* Now define the internal interfaces.  */ | 
|  | extern int __access (const char *__name, int __type); | 
|  | extern int __euidaccess (const char *__name, int __type); | 
|  | extern __off64_t __lseek64 (int __fd, __off64_t __offset, int __whence); | 
|  | extern __off_t __lseek (int __fd, __off_t __offset, int __whence); | 
|  | libc_hidden_proto (__lseek) | 
|  | extern __off_t __libc_lseek (int __fd, __off_t __offset, int __whence); | 
|  | extern __off64_t __libc_lseek64 (int __fd, __off64_t __offset, int __whence); | 
|  | extern ssize_t __pread (int __fd, void *__buf, size_t __nbytes, | 
|  | __off_t __offset); | 
|  | extern ssize_t __libc_pread (int __fd, void *__buf, size_t __nbytes, | 
|  | __off_t __offset); | 
|  | extern ssize_t __pread64 (int __fd, void *__buf, size_t __nbytes, | 
|  | __off64_t __offset); | 
|  | extern ssize_t __libc_pread64 (int __fd, void *__buf, size_t __nbytes, | 
|  | __off64_t __offset); | 
|  | extern ssize_t __pwrite (int __fd, const void *__buf, size_t __n, | 
|  | __off_t __offset); | 
|  | extern ssize_t __libc_pwrite (int __fd, const void *__buf, size_t __n, | 
|  | __off_t __offset); | 
|  | extern ssize_t __pwrite64 (int __fd, const void *__buf, size_t __n, | 
|  | __off64_t __offset); | 
|  | libc_hidden_proto (__pwrite64) | 
|  | extern ssize_t __libc_pwrite64 (int __fd, const void *__buf, size_t __n, | 
|  | __off64_t __offset) attribute_hidden; | 
|  | extern ssize_t __libc_read (int __fd, void *__buf, size_t __n); | 
|  | libc_hidden_proto (__libc_read) | 
|  | extern ssize_t __libc_write (int __fd, const void *__buf, size_t __n); | 
|  | libc_hidden_proto (__libc_write) | 
|  | extern int __pipe (int __pipedes[2]); | 
|  | libc_hidden_proto (__pipe) | 
|  | extern int __pipe2 (int __pipedes[2], int __flags); | 
|  | extern unsigned int __sleep (unsigned int __seconds); | 
|  | extern int __chown (const char *__file, | 
|  | __uid_t __owner, __gid_t __group); | 
|  | libc_hidden_proto (__chown) | 
|  | extern int __fchown (int __fd, | 
|  | __uid_t __owner, __gid_t __group); | 
|  | extern int __lchown (const char *__file, __uid_t __owner, | 
|  | __gid_t __group); | 
|  | extern int __chdir (const char *__path); | 
|  | extern int __fchdir (int __fd); | 
|  | extern char *__getcwd (char *__buf, size_t __size); | 
|  | extern int __rmdir (const char *__path); | 
|  | extern int __execvpe (const char *file, char *const argv[], | 
|  | char *const envp[]); | 
|  |  | 
|  | /* Get the canonical absolute name of the named directory, and put it in SIZE | 
|  | bytes of BUF.  Returns NULL if the directory couldn't be determined or | 
|  | SIZE was too small.  If successful, returns BUF.  In GNU, if BUF is | 
|  | NULL, an array is allocated with `malloc'; the array is SIZE bytes long, | 
|  | unless SIZE <= 0, in which case it is as big as necessary.  */ | 
|  |  | 
|  | char *__canonicalize_directory_name_internal (const char *__thisdir, | 
|  | char *__buf, | 
|  | size_t __size) attribute_hidden; | 
|  |  | 
|  | extern int __dup (int __fd); | 
|  | extern int __dup2 (int __fd, int __fd2); | 
|  | libc_hidden_proto (__dup2) | 
|  | extern int __dup3 (int __fd, int __fd2, int flags); | 
|  | libc_hidden_proto (__dup3) | 
|  | extern int __execve (const char *__path, char *const __argv[], | 
|  | char *const __envp[]); | 
|  | extern long int __pathconf (const char *__path, int __name); | 
|  | extern long int __fpathconf (int __fd, int __name); | 
|  | extern long int __sysconf (int __name); | 
|  | libc_hidden_proto (__sysconf) | 
|  | extern __pid_t __getpid (void); | 
|  | libc_hidden_proto (__getpid) | 
|  | extern __pid_t __getppid (void); | 
|  | extern __pid_t __setsid (void); | 
|  | extern __uid_t __getuid (void); | 
|  | extern __uid_t __geteuid (void); | 
|  | extern __gid_t __getgid (void); | 
|  | extern __gid_t __getegid (void); | 
|  | extern int __getgroups (int __size, __gid_t __list[]); | 
|  | libc_hidden_proto (__getpgid) | 
|  | extern int __group_member (__gid_t __gid); | 
|  | extern int __setuid (__uid_t __uid); | 
|  | extern int __setreuid (__uid_t __ruid, __uid_t __euid); | 
|  | extern int __setgid (__gid_t __gid); | 
|  | extern int __setpgid (__pid_t __pid, __pid_t __pgid); | 
|  | libc_hidden_proto (__setpgid) | 
|  | extern int __setregid (__gid_t __rgid, __gid_t __egid); | 
|  | extern int __getresuid (__uid_t *__ruid, __uid_t *__euid, __uid_t *__suid); | 
|  | extern int __getresgid (__gid_t *__rgid, __gid_t *__egid, __gid_t *__sgid); | 
|  | extern int __setresuid (__uid_t __ruid, __uid_t __euid, __uid_t __suid); | 
|  | extern int __setresgid (__gid_t __rgid, __gid_t __egid, __gid_t __sgid); | 
|  | libc_hidden_proto (__getresuid) | 
|  | libc_hidden_proto (__getresgid) | 
|  | libc_hidden_proto (__setresuid) | 
|  | libc_hidden_proto (__setresgid) | 
|  | extern __pid_t __vfork (void); | 
|  | libc_hidden_proto (__vfork) | 
|  | extern int __ttyname_r (int __fd, char *__buf, size_t __buflen); | 
|  | extern int __isatty (int __fd); | 
|  | extern int __link (const char *__from, const char *__to); | 
|  | extern int __symlink (const char *__from, const char *__to); | 
|  | extern ssize_t __readlink (const char *__path, char *__buf, size_t __len); | 
|  | extern int __unlink (const char *__name); | 
|  | extern int __gethostname (char *__name, size_t __len); | 
|  | extern int __profil (unsigned short int *__sample_buffer, size_t __size, | 
|  | size_t __offset, unsigned int __scale); | 
|  | extern int __getdtablesize (void); | 
|  | extern int __brk (void *__addr); | 
|  | extern int __close (int __fd); | 
|  | libc_hidden_proto (__close) | 
|  | extern int __libc_close (int __fd); | 
|  | extern ssize_t __read (int __fd, void *__buf, size_t __nbytes); | 
|  | libc_hidden_proto (__read) | 
|  | extern ssize_t __write (int __fd, const void *__buf, size_t __n); | 
|  | libc_hidden_proto (__write) | 
|  | extern __pid_t __fork (void); | 
|  | libc_hidden_proto (__fork) | 
|  | extern int __getpagesize (void) __attribute__ ((__const__)); | 
|  | libc_hidden_proto (__getpagesize) | 
|  | extern int __ftruncate (int __fd, __off_t __length); | 
|  | extern int __ftruncate64 (int __fd, __off64_t __length); | 
|  | extern int __truncate (const char *path, __off_t __length); | 
|  | extern void *__sbrk (intptr_t __delta); | 
|  | libc_hidden_proto (__sbrk) | 
|  |  | 
|  |  | 
|  | /* This variable is set nonzero at startup if the process's effective | 
|  | IDs differ from its real IDs, or it is otherwise indicated that | 
|  | extra security should be used.  When this is set the dynamic linker | 
|  | and some functions contained in the C library ignore various | 
|  | environment variables that normally affect them.  */ | 
|  | extern int __libc_enable_secure attribute_relro; | 
|  | extern int __libc_enable_secure_decided; | 
|  | rtld_hidden_proto (__libc_enable_secure) | 
|  |  | 
|  |  | 
|  | /* Various internal function.  */ | 
|  | extern void __libc_check_standard_fds (void) attribute_hidden; | 
|  |  | 
|  |  | 
|  | /* Internal name for fork function.  */ | 
|  | extern __pid_t __libc_fork (void); | 
|  |  | 
|  | /* Suspend the process until a signal arrives. | 
|  | This always returns -1 and sets `errno' to EINTR.  */ | 
|  | extern int __libc_pause (void); | 
|  | /* Not cancelable variant.  */ | 
|  | extern int __pause_nocancel (void) attribute_hidden; | 
|  |  | 
|  | extern int __have_pipe2 attribute_hidden; | 
|  | extern int __have_dup3 attribute_hidden; | 
|  |  | 
|  | extern int __getlogin_r_loginuid (char *name, size_t namesize) | 
|  | attribute_hidden; | 
|  |  | 
|  | #  if IS_IN (rtld) | 
|  | #   include <dl-unistd.h> | 
|  | #  endif | 
|  |  | 
|  | __END_DECLS | 
|  | # endif | 
|  |  | 
|  | #endif |