header: unistd.h
header_template: unistd.h.def
macros: []
types:
  - type_name: uid_t
  - type_name: gid_t
  - type_name: ssize_t
  - type_name: size_t
  - type_name: pid_t
  - type_name: off_t
  - type_name: __getoptargv_t
  - type_name: __exec_envp_t
  - type_name: __exec_argv_t
enums: []
objects:
  - object_name: environ
    object_type: char **
  - object_name: optarg
    object_type: char *
  - object_name: optind
    object_type: int
  - object_name: opterr
    object_type: int
  - object_name: optopt
    object_type: int
functions:
  - name: __llvm_libc_syscall
    standards:
      - POSIX
    return_type: long
    arguments:
      - type: long
      - type: long
      - type: long
      - type: long
      - type: long
      - type: long
      - type: long
  - name: _exit
    standards:
      - POSIX
    return_type: _Noreturn void
    arguments:
      - type: int
  - name: access
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: int
  - name: chdir
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
  - name: chown
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: uid_t
      - type: gid_t
  - name: close
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
  - name: dup
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
  - name: dup2
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: int
  - name: dup3
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: int
      - type: int
  - name: execv
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: __exec_argv_t
  - name: execve
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: __exec_argv_t
      - type: __exec_envp_t
  - name: faccessat
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: const char *
      - type: int
      - type: int
  - name: fchdir
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
  - name: fchown
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: uid_t
      - type: gid_t
  - name: fork
    standards:
      - POSIX
    return_type: pid_t
    arguments:
      - type: void
  - name: fsync
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
  - name: ftruncate
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: off_t
  - name: getcwd
    standards:
      - POSIX
    return_type: char *
    arguments:
      - type: char *
      - type: size_t
  - name: getentropy
    standards:
      - GNUExtensions
    return_type: int
    arguments:
      - type: void *
      - type: size_t
  - name: geteuid
    standards:
      - POSIX
    return_type: uid_t
    arguments:
      - type: void
  - name: gethostname
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: char *
      - type: size_t
  - name: getpagesize
    standards:
      - BSDExtensions
    return_type: int
    arguments:
      - type: void
  - name: getopt
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: __getoptargv_t
      - type: const char *
  - name: getpid
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: void
  - name: getppid
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: void
  - name: getsid
    standards:
      - POSIX
    return_type: pid_t
    arguments:
      - type: pid_t
  - name: gettid
    standards:
      - Linux
    return_type: pid_t
    arguments:
      - type: void
  - name: getuid
    standards:
      - POSIX
    return_type: uid_t
    arguments:
      - type: void
  - name: getgid
    standards:
      - POSIX
    return_type: gid_t
    arguments:
      - type: void
  - name: isatty
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
    guard: null
    attributes: []
  - name: link
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: const char *
  - name: linkat
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: const char *
      - type: int
      - type: const char *
      - type: int
  - name: lseek
    standards:
      - POSIX
    return_type: off_t
    arguments:
      - type: int
      - type: off_t
      - type: int
  - name: pipe
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int *
  - name: pipe2
    standards:
      - Linux
    return_type: int
    arguments:
      - type: int *
      - type: int
  - name: pread
    standards:
      - POSIX
    return_type: ssize_t
    arguments:
      - type: int
      - type: void *
      - type: size_t
      - type: off_t
  - name: pwrite
    standards:
      - POSIX
    return_type: ssize_t
    arguments:
      - type: int
      - type: const void *
      - type: size_t
      - type: off_t
  - name: read
    standards:
      - POSIX
    return_type: ssize_t
    arguments:
      - type: int
      - type: void *
      - type: size_t
  - name: readlink
    standards:
      - POSIX
    return_type: ssize_t
    arguments:
      - type: const char *__restrict
      - type: char *__restrict
      - type: size_t
  - name: readlinkat
    standards:
      - POSIX
    return_type: ssize_t
    arguments:
      - type: const char *__restrict
      - type: char *__restrict
      - type: size_t
  - name: rmdir
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
  - name: swab
    standards:
      - POSIX
    return_type: void
    arguments:
      - type: const void *__restrict
      - type: void *
      - type: ssize_t
  - name: setsid
    standards:
      - POSIX
    return_type: pid_t
    arguments:
      - type: void
  - name: symlink
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: const char *
  - name: symlinkat
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: const char *
      - type: int
      - type: const char *
  - name: sysconf
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
  - name: truncate
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
      - type: off_t
  - name: unlink
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: const char *
  - name: unlinkat
    standards:
      - POSIX
    return_type: int
    arguments:
      - type: int
      - type: const char *
      - type: int
  - name: write
    standards:
      - POSIX
    return_type: ssize_t
    arguments:
      - type: int
      - type: const void *
      - type: size_t
    guard: null
    attributes: []