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Summary of Library Facilities

This appendix is a complete list of the facilities declared within the header files supplied with the GNU C library. Each entry also lists the standard or other source from which each facility is derived, and tells you where in the manual you can find more information about how to use it.

char *tzname[2]

`time.h' (POSIX.1): section Functions and Variables for Time Zones.

AF_FILE

`sys/socket.h' (GNU): section Address Formats.

AF_INET

`sys/socket.h' (BSD): section Address Formats.

AF_UNIX

`sys/socket.h' (BSD): section Address Formats.

AF_UNSPEC

`sys/socket.h' (BSD): section Address Formats.

ALTWERASE

`termios.h' (BSD): section Local Modes.

int ARG_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

B0

`termios.h' (POSIX.1): section Line Speed.

B110

`termios.h' (POSIX.1): section Line Speed.

B1200

`termios.h' (POSIX.1): section Line Speed.

B134

`termios.h' (POSIX.1): section Line Speed.

B150

`termios.h' (POSIX.1): section Line Speed.

B1800

`termios.h' (POSIX.1): section Line Speed.

B19200

`termios.h' (POSIX.1): section Line Speed.

B200

`termios.h' (POSIX.1): section Line Speed.

B2400

`termios.h' (POSIX.1): section Line Speed.

B300

`termios.h' (POSIX.1): section Line Speed.

B38400

`termios.h' (POSIX.1): section Line Speed.

B4800

`termios.h' (POSIX.1): section Line Speed.

B50

`termios.h' (POSIX.1): section Line Speed.

B600

`termios.h' (POSIX.1): section Line Speed.

B75

`termios.h' (POSIX.1): section Line Speed.

B9600

`termios.h' (POSIX.1): section Line Speed.

int BC_BASE_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

int BC_DIM_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

int BC_DIM_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

int BC_SCALE_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

int BC_STRING_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

BRKINT

`termios.h' (POSIX.1): section Input Modes.

int BUFSIZ

`stdio.h' (ANSI): section Controlling Which Kind of Buffering.

CCTS_OFLOW

`termios.h' (BSD): section Control Modes.

CHAR_BIT

`limits.h' (ANSI): section Computing the Width of an Integer Data Type.

CHAR_MAX

`limits.h' (ANSI): section Range of an Integer Type.

CHAR_MIN

`limits.h' (ANSI): section Range of an Integer Type.

int CHILD_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

int CLK_TCK

`time.h' (POSIX.1): section Basic CPU Time Inquiry.

CLOCAL

`termios.h' (POSIX.1): section Control Modes.

int CLOCKS_PER_SEC

`time.h' (ANSI): section Basic CPU Time Inquiry.

int COLL_WEIGHTS_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

CREAD

`termios.h' (POSIX.1): section Control Modes.

CRTS_IFLOW

`termios.h' (BSD): section Control Modes.

CS5

`termios.h' (POSIX.1): section Control Modes.

CS6

`termios.h' (POSIX.1): section Control Modes.

CS7

`termios.h' (POSIX.1): section Control Modes.

CS8

`termios.h' (POSIX.1): section Control Modes.

CSIZE

`termios.h' (POSIX.1): section Control Modes.

CSTOPB

`termios.h' (POSIX.1): section Control Modes.

DBL_DIG

`float.h' (ANSI): section Floating Point Parameters.

DBL_EPSILON

`float.h' (ANSI): section Floating Point Parameters.

DBL_MANT_DIG

`float.h' (ANSI): section Floating Point Parameters.

DBL_MAX

`float.h' (ANSI): section Floating Point Parameters.

DBL_MAX_10_EXP

`float.h' (ANSI): section Floating Point Parameters.

DBL_MAX_EXP

`float.h' (ANSI): section Floating Point Parameters.

DBL_MIN

`float.h' (ANSI): section Floating Point Parameters.

DBL_MIN_10_EXP

`float.h' (ANSI): section Floating Point Parameters.

DBL_MIN_EXP

`float.h' (ANSI): section Floating Point Parameters.

DIR

`dirent.h' (POSIX.1): section Opening a Directory Stream.

int E2BIG

`errno.h' (POSIX.1: Argument list too long): section Error Codes.

int EACCES

`errno.h' (POSIX.1: Permission denied): section Error Codes.

int EADDRINUSE

`errno.h' (BSD: Address already in use): section Error Codes.

int EADDRNOTAVAIL

`errno.h' (BSD: Can't assign requested address): section Error Codes.

int EAFNOSUPPORT

`errno.h' (BSD: Address family not supported by protocol family): section Error Codes.

int EAGAIN

`errno.h' (POSIX.1: Resource temporarily unavailable): section Error Codes.

int EALREADY

`errno.h' (BSD: Operation already in progress): section Error Codes.

int EBADF

`errno.h' (POSIX.1: Bad file descriptor): section Error Codes.

int EBUSY

`errno.h' (POSIX.1: Device busy): section Error Codes.

int ECHILD

`errno.h' (POSIX.1: No child processes): section Error Codes.

ECHO

`termios.h' (POSIX.1): section Local Modes.

ECHOCTL

`termios.h' (BSD): section Local Modes.

ECHOE

`termios.h' (POSIX.1): section Local Modes.

ECHOK

`termios.h' (POSIX.1): section Local Modes.

ECHOKE

`termios.h' (BSD): section Local Modes.

ECHONL

`termios.h' (POSIX.1): section Local Modes.

ECHOPRT

`termios.h' (BSD): section Local Modes.

int ECONNABORTED

`errno.h' (BSD: Software caused connection abort): section Error Codes.

int ECONNREFUSED

`errno.h' (BSD: Connection refused): section Error Codes.

int ECONNRESET

`errno.h' (BSD: Connection reset by peer): section Error Codes.

int ED

`errno.h' (GNU: ?): section Error Codes.

int EDEADLK

`errno.h' (POSIX.1: Resource deadlock avoided): section Error Codes.

int EDESTADDRREQ

`errno.h' (BSD: Destination address required): section Error Codes.

int EDOM

`errno.h' (ANSI: Numerical argument out of domain): section Error Codes.

int EDQUOT

`errno.h' (BSD: Disc quota exceeded): section Error Codes.

int EEXIST

`errno.h' (POSIX.1: File exists): section Error Codes.

int EFAULT

`errno.h' (POSIX.1: Bad address): section Error Codes.

int EFBIG

`errno.h' (POSIX.1: File too large): section Error Codes.

int EGRATUITOUS

`errno.h' (GNU: Gratuitous error): section Error Codes.

int EHOSTDOWN

`errno.h' (BSD: Host is down): section Error Codes.

int EHOSTUNREACH

`errno.h' (BSD: No route to host): section Error Codes.

int EINPROGRESS

`errno.h' (BSD: Operation now in progress): section Error Codes.

int EINTR

`errno.h' (POSIX.1: Interrupted system call): section Error Codes.

int EINVAL

`errno.h' (POSIX.1: Invalid argument): section Error Codes.

int EIO

`errno.h' (POSIX.1: Input/output error): section Error Codes.

int EISCONN

`errno.h' (BSD: Socket is already connected): section Error Codes.

int EISDIR

`errno.h' (POSIX.1: Is a directory): section Error Codes.

int ELOOP

`errno.h' (BSD: Too many levels of symbolic links): section Error Codes.

int EMFILE

`errno.h' (POSIX.1: Too many open files): section Error Codes.

int EMLINK

`errno.h' (POSIX.1: Too many links): section Error Codes.

int EMSGSIZE

`errno.h' (BSD: Message too long): section Error Codes.

int ENAMETOOLONG

`errno.h' (POSIX.1: File name too long): section Error Codes.

int ENETDOWN

`errno.h' (BSD: Network is down): section Error Codes.

int ENETRESET

`errno.h' (BSD: Network dropped connection on reset): section Error Codes.

int ENETUNREACH

`errno.h' (BSD: Network is unreachable): section Error Codes.

int ENFILE

`errno.h' (POSIX.1: Too many open files in system): section Error Codes.

int ENOBUFS

`errno.h' (BSD: No buffer space available): section Error Codes.

int ENODEV

`errno.h' (POSIX.1: Operation not supported by device): section Error Codes.

int ENOENT

`errno.h' (POSIX.1: No such file or directory): section Error Codes.

int ENOEXEC

`errno.h' (POSIX.1: Exec format error): section Error Codes.

int ENOLCK

`errno.h' (POSIX.1: No locks available): section Error Codes.

int ENOMEM

`errno.h' (POSIX.1: Cannot allocate memory): section Error Codes.

int ENOPROTOOPT

`errno.h' (BSD: Protocol not available): section Error Codes.

int ENOSPC

`errno.h' (POSIX.1: No space left on device): section Error Codes.

int ENOSYS

`errno.h' (POSIX.1: Function not implemented): section Error Codes.

int ENOTBLK

`errno.h' (BSD: Block device required): section Error Codes.

int ENOTCONN

`errno.h' (BSD: Socket is not connected): section Error Codes.

int ENOTDIR

`errno.h' (POSIX.1: Not a directory): section Error Codes.

int ENOTEMPTY

`errno.h' (POSIX.1: Directory not empty): section Error Codes.

int ENOTSOCK

`errno.h' (BSD: Socket operation on non-socket): section Error Codes.

int ENOTTY

`errno.h' (POSIX.1: Inappropriate ioctl for device): section Error Codes.

int ENXIO

`errno.h' (POSIX.1: Device not configured): section Error Codes.

int EOF

`stdio.h' (ANSI): section End-Of-File and Errors.

int EOPNOTSUPP

`errno.h' (BSD: Operation not supported): section Error Codes.

int EPERM

`errno.h' (POSIX.1: Operation not permitted): section Error Codes.

int EPFNOSUPPORT

`errno.h' (BSD: Protocol family not supported): section Error Codes.

int EPIPE

`errno.h' (POSIX.1: Broken pipe): section Error Codes.

int EPROTONOSUPPORT

`errno.h' (BSD: Protocol not supported): section Error Codes.

int EPROTOTYPE

`errno.h' (BSD: Protocol wrong type for socket): section Error Codes.

int ERANGE

`errno.h' (ANSI: Numerical result out of range): section Error Codes.

int EREMOTE

`errno.h' (BSD: Too many levels of remote in path): section Error Codes.

int EROFS

`errno.h' (POSIX.1: Read-only file system): section Error Codes.

int ESHUTDOWN

`errno.h' (BSD: Can't send after socket shutdown): section Error Codes.

int ESOCKTNOSUPPORT

`errno.h' (BSD: Socket type not supported): section Error Codes.

int ESPIPE

`errno.h' (POSIX.1: Illegal seek): section Error Codes.

int ESRCH

`errno.h' (POSIX.1: No such process): section Error Codes.

int ESTALE

`errno.h' (BSD: Stale NFS file handle): section Error Codes.

int ETIMEDOUT

`errno.h' (BSD: Connection timed out): section Error Codes.

int ETXTBSY

`errno.h' (BSD: Text file busy): section Error Codes.

int EUSERS

`errno.h' (BSD: Too many users): section Error Codes.

int EWOULDBLOCK

`errno.h' (BSD: Operation would block): section Error Codes.

int EXDEV

`errno.h' (POSIX.1: Invalid cross-device link): section Error Codes.

int EXIT_FAILURE

`stdlib.h' (ANSI): section Exit Status.

int EXIT_SUCCESS

`stdlib.h' (ANSI): section Exit Status.

int EXPR_NEST_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

int FD_CLOEXEC

`fcntl.h' (POSIX.1): section File Descriptor Flags.

void FD_CLR (int filedes, fd_set *set)

`sys/types.h' (BSD): section Waiting for Input or Output.

int FD_ISSET (int filedes, fd_set *set)

`sys/types.h' (BSD): section Waiting for Input or Output.

void FD_SET (int filedes, fd_set *set)

`sys/types.h' (BSD): section Waiting for Input or Output.

int FD_SETSIZE

`sys/types.h' (BSD): section Waiting for Input or Output.

void FD_ZERO (fd_set *set)

`sys/types.h' (BSD): section Waiting for Input or Output.

FILE

`stdio.h' (ANSI): section Streams.

int FILENAME_MAX

`stdio.h' (ANSI): section Limits on File System Capacity.

FLT_DIG

`float.h' (ANSI): section Floating Point Parameters.

FLT_EPSILON

`float.h' (ANSI): section Floating Point Parameters.

FLT_MANT_DIG

`float.h' (ANSI): section Floating Point Parameters.

FLT_MAX

`float.h' (ANSI): section Floating Point Parameters.

FLT_MAX_10_EXP

`float.h' (ANSI): section Floating Point Parameters.

FLT_MAX_EXP

`float.h' (ANSI): section Floating Point Parameters.

FLT_MIN

`float.h' (ANSI): section Floating Point Parameters.

FLT_MIN_10_EXP

`float.h' (ANSI): section Floating Point Parameters.

FLT_MIN_EXP

`float.h' (ANSI): section Floating Point Parameters.

FLT_RADIX

`float.h' (ANSI): section Floating Point Parameters.

FLT_ROUNDS

`float.h' (ANSI): section Floating Point Parameters.

FLUSHO

`termios.h' (BSD): section Local Modes.

FNM_CASEFOLD

`fnmatch.h' (GNU): section Wildcard Matching.

FNM_FILE_NAME

`fnmatch.h' (GNU): section Wildcard Matching.

FNM_LEADING_DIR

`fnmatch.h' (GNU): section Wildcard Matching.

FNM_NOESCAPE

`fnmatch.h' (POSIX.2): section Wildcard Matching.

FNM_PATHNAME

`fnmatch.h' (POSIX.2): section Wildcard Matching.

FNM_PERIOD

`fnmatch.h' (POSIX.2): section Wildcard Matching.

int FOPEN_MAX

`stdio.h' (ANSI): section Opening Streams.

FPE_DECOVF_TRAP

`signal.h' (BSD): section Program Error Signals.

FPE_FLTDIV_FAULT

`signal.h' (BSD): section Program Error Signals.

FPE_FLTDIV_TRAP

`signal.h' (BSD): section Program Error Signals.

FPE_FLTOVF_FAULT

`signal.h' (BSD): section Program Error Signals.

FPE_FLTOVF_TRAP

`signal.h' (BSD): section Program Error Signals.

FPE_FLTUND_FAULT

`signal.h' (BSD): section Program Error Signals.

FPE_FLTUND_TRAP

`signal.h' (BSD): section Program Error Signals.

FPE_INTDIV_TRAP

`signal.h' (BSD): section Program Error Signals.

FPE_INTOVF_TRAP

`signal.h' (BSD): section Program Error Signals.

FPE_SUBRNG_TRAP

`signal.h' (BSD): section Program Error Signals.

int F_DUPFD

`fcntl.h' (POSIX.1): section Duplicating Descriptors.

int F_GETFD

`fcntl.h' (POSIX.1): section File Descriptor Flags.

int F_GETFL

`fcntl.h' (POSIX.1): section File Status Flags.

int F_GETLK

`fcntl.h' (POSIX.1): section File Locks.

int F_GETOWN

`fcntl.h' (BSD): section Interrupt-Driven Input.

int F_OK

`unistd.h' (POSIX.1): section Testing Permission to Access a File.

F_RDLCK

`fcntl.h' (POSIX.1): section File Locks.

int F_SETFD

`fcntl.h' (POSIX.1): section File Descriptor Flags.

int F_SETFL

`fcntl.h' (POSIX.1): section File Status Flags.

int F_SETLK

`fcntl.h' (POSIX.1): section File Locks.

int F_SETLKW

`fcntl.h' (POSIX.1): section File Locks.

int F_SETOWN

`fcntl.h' (BSD): section Interrupt-Driven Input.

F_UNLCK

`fcntl.h' (POSIX.1): section File Locks.

F_WRLCK

`fcntl.h' (POSIX.1): section File Locks.

GLOB_ABORTED

`glob.h' (POSIX.2): section Calling glob.

GLOB_APPEND

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_DOOFFS

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_ERR

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_MARK

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_NOCHECK

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_NOESCAPE

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_NOMATCH

`glob.h' (POSIX.2): section Calling glob.

GLOB_NOSORT

`glob.h' (POSIX.2): section Flags for Globbing.

GLOB_NOSPACE

`glob.h' (POSIX.2): section Calling glob.

HOST_NOT_FOUND

`netdb.h' (BSD): section Host Names.

double HUGE_VAL

`math.h' (ANSI): section Domain and Range Errors.

HUPCL

`termios.h' (POSIX.1): section Control Modes.

ICANON

`termios.h' (POSIX.1): section Local Modes.

ICRNL

`termios.h' (POSIX.1): section Input Modes.

IEXTEN

`termios.h' (POSIX.1): section Local Modes.

IGNBRK

`termios.h' (POSIX.1): section Input Modes.

IGNCR

`termios.h' (POSIX.1): section Input Modes.

IGNPAR

`termios.h' (POSIX.1): section Input Modes.

IMAXBEL

`termios.h' (BSD): section Input Modes.

unsigned long int INADDR_ANY

`netinet/in.h' (BSD): section Host Address Data Type.

INLCR

`termios.h' (POSIX.1): section Input Modes.

INPCK

`termios.h' (POSIX.1): section Input Modes.

INT_MAX

`limits.h' (ANSI): section Range of an Integer Type.

INT_MIN

`limits.h' (ANSI): section Range of an Integer Type.

int IPPORT_RESERVED

`netinet/in.h' (BSD): section Internet Ports.

int IPPORT_USERRESERVED

`netinet/in.h' (BSD): section Internet Ports.

ISIG

`termios.h' (POSIX.1): section Local Modes.

ISTRIP

`termios.h' (POSIX.1): section Input Modes.

ITIMER_PROF

`sys/time.h' (BSD): section Setting an Alarm.

ITIMER_REAL

`sys/time.h' (BSD): section Setting an Alarm.

ITIMER_VIRTUAL

`sys/time.h' (BSD): section Setting an Alarm.

IXANY

`termios.h' (BSD): section Input Modes.

IXOFF

`termios.h' (POSIX.1): section Input Modes.

IXON

`termios.h' (POSIX.1): section Input Modes.

LANG

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

LC_ALL

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

LC_COLLATE

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

LC_CTYPE

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

LC_MONETARY

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

LC_NUMERIC

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

LC_RESPONSE

`locale.h' (GNU): section Categories of Activities that Locales Affect.

LC_TIME

`locale.h' (ANSI): section Categories of Activities that Locales Affect.

int LINE_MAX

`limits.h' (POSIX.2): section Utility Program Capacity Limits.

int LINK_MAX

`limits.h' (POSIX.1): section Limits on File System Capacity.

LONG_LONG_MAX

`limits.h' (GNU): section Range of an Integer Type.

LONG_LONG_MIN

`limits.h' (GNU): section Range of an Integer Type.

LONG_MAX

`limits.h' (ANSI): section Range of an Integer Type.

LONG_MIN

`limits.h' (ANSI): section Range of an Integer Type.

L_INCR

`sys/file.h' (BSD): section File Positioning.

L_SET

`sys/file.h' (BSD): section File Positioning.

L_XTND

`sys/file.h' (BSD): section File Positioning.

int L_ctermid

`stdio.h' (POSIX.1): section Identifying the Controlling Terminal.

int L_cuserid

`stdio.h' (POSIX.1): section Identifying Who Logged In.

int L_tmpnam

`stdio.h' (ANSI): section Temporary Files.

int MAXNAMLEN

`dirent.h' (BSD): section Limits on File System Capacity.

int MAX_CANON

`limits.h' (POSIX.1): section Limits on File System Capacity.

int MAX_INPUT

`limits.h' (POSIX.1): section Limits on File System Capacity.

int MB_CUR_MAX

`stdlib.h' (ANSI): section Multibyte Characters.

int MB_LEN_MAX

`limits.h' (ANSI): section Multibyte Characters.

MDMBUF

`termios.h' (BSD): section Control Modes.

int MSG_DONTROUTE

`sys/socket.h' (BSD): section Socket Data Options.

int MSG_OOB

`sys/socket.h' (BSD): section Socket Data Options.

int MSG_PEEK

`sys/socket.h' (BSD): section Socket Data Options.

int NAME_MAX

`limits.h' (POSIX.1): section Limits on File System Capacity.

double NAN

`math.h' (GNU): section "Not a Number" Values.

int NCCS

`termios.h' (POSIX.1): section Terminal Mode Data Types.

int NGROUPS_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

NOFLSH

`termios.h' (POSIX.1): section Local Modes.

NOKERNINFO

`termios.h' (BSD): section Local Modes.

NO_ADDRESS

`netdb.h' (BSD): section Host Names.

NO_RECOVERY

`netdb.h' (BSD): section Host Names.

int NSIG

`signal.h' (BSD): section Standard Signals.

void * NULL

`stddef.h' (ANSI): section Null Pointer Constant.

int ONLCR

`termios.h' (BSD): section Output Modes.

int ONOEOT

`termios.h' (BSD): section Output Modes.

int OPEN_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

int OPOST

`termios.h' (POSIX.1): section Output Modes.

int OXTABS

`termios.h' (BSD): section Output Modes.

int O_ACCMODE

`fcntl.h' (POSIX.1): section File Status Flags.

O_APPEND

`fcntl.h' (POSIX.1): section File Status Flags.

O_APPEND

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_CREAT

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_EXCL

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_NDELAY

`fcntl.h' (BSD): section File Status Flags.

O_NOCTTY

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_NONBLOCK

`fcntl.h' (POSIX.1): section File Status Flags.

O_NONBLOCK

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_RDONLY

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_RDWR

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_TRUNC

`fcntl.h' (POSIX.1): section Opening and Closing Files.

O_WRONLY

`fcntl.h' (POSIX.1): section Opening and Closing Files.

PARENB

`termios.h' (POSIX.1): section Control Modes.

PARMRK

`termios.h' (POSIX.1): section Input Modes.

PARODD

`termios.h' (POSIX.1): section Control Modes.

int PATH_MAX

`limits.h' (POSIX.1): section Limits on File System Capacity.

PA_CHAR

`printf.h' (GNU): section Parsing a Template String.

PA_DOUBLE

`printf.h' (GNU): section Parsing a Template String.

PA_FLAG_LONG

`printf.h' (GNU): section Parsing a Template String.

PA_FLAG_LONG_DOUBLE

`printf.h' (GNU): section Parsing a Template String.

PA_FLAG_LONG_LONG

`printf.h' (GNU): section Parsing a Template String.

int PA_FLAG_MASK

`printf.h' (GNU): section Parsing a Template String.

PA_FLAG_PTR

`printf.h' (GNU): section Parsing a Template String.

PA_FLAG_SHORT

`printf.h' (GNU): section Parsing a Template String.

PA_FLOAT

`printf.h' (GNU): section Parsing a Template String.

PA_INT

`printf.h' (GNU): section Parsing a Template String.

PA_LAST

`printf.h' (GNU): section Parsing a Template String.

PA_POINTER

`printf.h' (GNU): section Parsing a Template String.

PA_STRING

`printf.h' (GNU): section Parsing a Template String.

PENDIN

`termios.h' (BSD): section Local Modes.

int PF_FILE

`sys/socket.h' (GNU): section Details of File Namespace.

int PF_INET

`sys/socket.h' (BSD): section The Internet Namespace.

int PF_UNIX

`sys/socket.h' (BSD): section Details of File Namespace.

int PIPE_BUF

`limits.h' (POSIX.1): section Limits on File System Capacity.

PRIO_MAX

`sys/resource.h' (BSD): section Process Priority.

PRIO_MIN

`sys/resource.h' (BSD): section Process Priority.

PRIO_PGRP

`sys/resource.h' (BSD): section Process Priority.

PRIO_PROCESS

`sys/resource.h' (BSD): section Process Priority.

PRIO_USER

`sys/resource.h' (BSD): section Process Priority.

char * P_tmpdir

`stdio.h' (SVID): section Temporary Files.

int RAND_MAX

`stdlib.h' (ANSI): section ANSI C Random Number Functions.

REG_BADBR

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_BADPAT

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_BADRPT

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_EBRACE

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_EBRACK

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_ECOLLATE

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_ECTYPE

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_EESCAPE

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_EPAREN

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_ERANGE

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_ESPACE

`regex.h' (POSIX.2): section Matching a Compiled POSIX Regular Expression.

REG_ESPACE

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_ESUBREG

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

REG_EXTENDED

`regex.h' (POSIX.2): section Flags for POSIX Regular Expressions.

REG_ICASE

`regex.h' (POSIX.2): section Flags for POSIX Regular Expressions.

REG_NEWLINE

`regex.h' (POSIX.2): section Flags for POSIX Regular Expressions.

REG_NOMATCH

`regex.h' (POSIX.2): section Matching a Compiled POSIX Regular Expression.

REG_NOSUB

`regex.h' (POSIX.2): section Flags for POSIX Regular Expressions.

REG_NOTBOL

`regex.h' (POSIX.2): section Matching a Compiled POSIX Regular Expression.

REG_NOTEOL

`regex.h' (POSIX.2): section Matching a Compiled POSIX Regular Expression.

int RE_DUP_MAX

`limits.h' (POSIX.2): section General Capacity Limits.

RLIMIT_CORE

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIMIT_CPU

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIMIT_DATA

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIMIT_FSIZE

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIMIT_OPEN_FILES

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIMIT_RSS

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIMIT_STACK

`sys/resource.h' (BSD): section Limiting Resource Usage.

RLIM_NLIMITS

`sys/resource.h' (BSD): section Limiting Resource Usage.

RUSAGE_CHILDREN

`sys/resource.h' (BSD): section Resource Usage.

RUSAGE_SELF

`sys/resource.h' (BSD): section Resource Usage.

int R_OK

`unistd.h' (POSIX.1): section Testing Permission to Access a File.

int SA_NOCLDSTOP

`signal.h' (POSIX.1): section Flags for sigaction.

int SA_ONSTACK

`signal.h' (BSD): section Flags for sigaction.

int SA_RESTART

`signal.h' (BSD): section Flags for sigaction.

SCHAR_MAX

`limits.h' (ANSI): section Range of an Integer Type.

SCHAR_MIN

`limits.h' (ANSI): section Range of an Integer Type.

int SEEK_CUR

`stdio.h' (ANSI): section File Positioning.

int SEEK_END

`stdio.h' (ANSI): section File Positioning.

int SEEK_SET

`stdio.h' (ANSI): section File Positioning.

SHRT_MAX

`limits.h' (ANSI): section Range of an Integer Type.

SHRT_MIN

`limits.h' (ANSI): section Range of an Integer Type.

int SIGABRT

`signal.h' (ANSI): section Program Error Signals.

int SIGALRM

`signal.h' (POSIX.1): section Alarm Signals.

int SIGBUS

`signal.h' (BSD): section Program Error Signals.

int SIGCHLD

`signal.h' (POSIX.1): section Job Control Signals.

int SIGCONT

`signal.h' (POSIX.1): section Job Control Signals.

int SIGFPE

`signal.h' (ANSI): section Program Error Signals.

int SIGHUP

`signal.h' (POSIX.1): section Termination Signals.

int SIGILL

`signal.h' (ANSI): section Program Error Signals.

int SIGINT

`signal.h' (ANSI): section Termination Signals.

int SIGIO

`signal.h' (BSD): section Asynchronous I/O Signals.

int SIGKILL

`signal.h' (POSIX.1): section Termination Signals.

int SIGPIPE

`signal.h' (POSIX.1): section Miscellaneous Signals.

int SIGPROF

`signal.h' (BSD): section Alarm Signals.

int SIGQUIT

`signal.h' (POSIX.1): section Termination Signals.

int SIGSEGV

`signal.h' (ANSI): section Program Error Signals.

int SIGSTOP

`signal.h' (POSIX.1): section Job Control Signals.

int SIGTERM

`signal.h' (ANSI): section Termination Signals.

int SIGTSTP

`signal.h' (POSIX.1): section Job Control Signals.

int SIGTTIN

`signal.h' (POSIX.1): section Job Control Signals.

int SIGTTOU

`signal.h' (POSIX.1): section Job Control Signals.

int SIGURG

`signal.h' (BSD): section Asynchronous I/O Signals.

int SIGUSR1

`signal.h' (POSIX.1): section Miscellaneous Signals.

int SIGUSR2

`signal.h' (POSIX.1): section Miscellaneous Signals.

int SIGVTALRM

`signal.h' (BSD): section Alarm Signals.

SIG_BLOCK

`signal.h' (POSIX.1): section Process Signal Mask.

sighandler_t SIG_ERR

`signal.h' (ANSI): section Basic Signal Handling.

SIG_SETMASK

`signal.h' (POSIX.1): section Process Signal Mask.

SIG_UNBLOCK

`signal.h' (POSIX.1): section Process Signal Mask.

int SOCK_DGRAM

`sys/socket.h' (BSD): section Communication Styles.

int SOCK_RAW

`sys/socket.h' (BSD): section Communication Styles.

int SOCK_RDM

`sys/socket.h' (BSD): section Communication Styles.

int SOCK_SEQPACKET

`sys/socket.h' (BSD): section Communication Styles.

int SOCK_STREAM

`sys/socket.h' (BSD): section Communication Styles.

int SOL_SOCKET

`sys/socket.h' (BSD): section Socket-Level Options.

SO_BROADCAST

`sys/socket.h' (BSD): section Socket-Level Options.

SO_DEBUG

`sys/socket.h' (BSD): section Socket-Level Options.

SO_DONTROUTE

`sys/socket.h' (BSD): section Socket-Level Options.

SO_ERROR

`sys/socket.h' (BSD): section Socket-Level Options.

SO_KEEPALIVE

`sys/socket.h' (BSD): section Socket-Level Options.

SO_LINGER

`sys/socket.h' (BSD): section Socket-Level Options.

SO_OOBINLINE

`sys/socket.h' (BSD): section Socket-Level Options.

SO_RCVBUF

`sys/socket.h' (BSD): section Socket-Level Options.

SO_REUSEADDR

`sys/socket.h' (BSD): section Socket-Level Options.

SO_SNDBUF

`sys/socket.h' (BSD): section Socket-Level Options.

SO_STYLE

`sys/socket.h' (GNU): section Socket-Level Options.

SO_TYPE

`sys/socket.h' (BSD): section Socket-Level Options.

int SSIZE_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

STDERR_FILENO

`unistd.h' (POSIX.1): section Descriptors and Streams.

STDIN_FILENO

`unistd.h' (POSIX.1): section Descriptors and Streams.

STDOUT_FILENO

`unistd.h' (POSIX.1): section Descriptors and Streams.

int STREAM_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

int SV_INTERRUPT

`signal.h' (BSD): section BSD Function to Establish a Handler.

int SV_ONSTACK

`signal.h' (BSD): section BSD Function to Establish a Handler.

int SV_RESETHAND

`signal.h' (Sun): section BSD Function to Establish a Handler.

S_IEXEC

`sys/stat.h' (BSD): section The Mode Bits for Access Permission.

S_IFBLK

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IFCHR

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IFDIR

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IFIFO

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IFLNK

`sys/stat.h' (BSD): section Testing the Type of a File.

int S_IFMT

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IFREG

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IFSOCK

`sys/stat.h' (BSD): section Testing the Type of a File.

S_IREAD

`sys/stat.h' (BSD): section The Mode Bits for Access Permission.

S_IRGRP

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IROTH

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IRUSR

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IRWXG

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IRWXO

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IRWXU

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

int S_ISBLK (mode_t m)

`sys/stat.h' (POSIX): section Testing the Type of a File.

int S_ISCHR (mode_t m)

`sys/stat.h' (POSIX): section Testing the Type of a File.

int S_ISDIR (mode_t m)

`sys/stat.h' (POSIX): section Testing the Type of a File.

int S_ISFIFO (mode_t m)

`sys/stat.h' (POSIX): section Testing the Type of a File.

S_ISGID

`sys/stat.h' (POSIX): section The Mode Bits for Access Permission.

int S_ISLNK (mode_t m)

`sys/stat.h' (GNU): section Testing the Type of a File.

int S_ISREG (mode_t m)

`sys/stat.h' (POSIX): section Testing the Type of a File.

int S_ISSOCK (mode_t m)

`sys/stat.h' (GNU): section Testing the Type of a File.

S_ISUID

`sys/stat.h' (POSIX): section The Mode Bits for Access Permission.

S_ISVTX

`sys/stat.h' (BSD): section The Mode Bits for Access Permission.

S_IWGRP

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IWOTH

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IWRITE

`sys/stat.h' (BSD): section The Mode Bits for Access Permission.

S_IWUSR

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IXGRP

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IXOTH

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

S_IXUSR

`sys/stat.h' (POSIX.1): section The Mode Bits for Access Permission.

TCSADRAIN

`termios.h' (POSIX.1): section Terminal Mode Functions.

TCSAFLUSH

`termios.h' (POSIX.1): section Terminal Mode Functions.

TCSANOW

`termios.h' (POSIX.1): section Terminal Mode Functions.

TCSASOFT

`termios.h' (BSD): section Terminal Mode Functions.

TEMP_FAILURE_RETRY (expression)

`unistd.h' (GNU): section Primitives Interrupted by Signals.

int TMP_MAX

`stdio.h' (ANSI): section Temporary Files.

TOSTOP

`termios.h' (POSIX.1): section Local Modes.

TRY_AGAIN

`netdb.h' (BSD): section Host Names.

int TZNAME_MAX

`limits.h' (POSIX.1): section General Capacity Limits.

UCHAR_MAX

`limits.h' (ANSI): section Range of an Integer Type.

UINT_MAX

`limits.h' (ANSI): section Range of an Integer Type.

ULONG_LONG_MAX

`limits.h' (ANSI): section Range of an Integer Type.

ULONG_MAX

`limits.h' (ANSI): section Range of an Integer Type.

USHRT_MAX

`limits.h' (ANSI): section Range of an Integer Type.

int VDISCARD

`termios.h' (BSD): section Other Special Characters.

int VDSUSP

`termios.h' (BSD): section Characters that Cause Signals.

int VEOF

`termios.h' (POSIX.1): section Characters for Input Editing.

int VEOL

`termios.h' (POSIX.1): section Characters for Input Editing.

int VEOL2

`termios.h' (BSD): section BSD Extensions to Editing Characters.

int VERASE

`termios.h' (POSIX.1): section Characters for Input Editing.

int VINTR

`termios.h' (POSIX.1): section Characters that Cause Signals.

int VKILL

`termios.h' (POSIX.1): section Characters for Input Editing.

int VLNEXT

`termios.h' (BSD): section BSD Extensions to Editing Characters.

int VMIN

`termios.h' (POSIX.1): section Noncanonical Input.

int VQUIT

`termios.h' (POSIX.1): section Characters that Cause Signals.

int VREPRINT

`termios.h' (BSD): section BSD Extensions to Editing Characters.

int VSTART

`termios.h' (POSIX.1): section Special Characters for Flow Control.

int VSTATUS

`termios.h' (BSD): section Other Special Characters.

int VSTOP

`termios.h' (POSIX.1): section Special Characters for Flow Control.

int VSUSP

`termios.h' (POSIX.1): section Characters that Cause Signals.

int VTIME

`termios.h' (POSIX.1): section Noncanonical Input.

int VWERASE

`termios.h' (BSD): section BSD Extensions to Editing Characters.

WCHAR_MAX

`limits.h' (GNU): section Range of an Integer Type.

int WCOREDUMP (int status)

`sys/wait.h' (BSD): section Process Completion Status.

int WEXITSTATUS (int status)

`sys/wait.h' (POSIX.1): section Process Completion Status.

int WIFEXITED (int status)

`sys/wait.h' (POSIX.1): section Process Completion Status.

int WIFSIGNALED (int status)

`sys/wait.h' (POSIX.1): section Process Completion Status.

int WIFSTOPPED (int status)

`sys/wait.h' (POSIX.1): section Process Completion Status.

WRDE_APPEND

`wordexp.h' (POSIX.2): section Flags for Word Expansion.

WRDE_BADCHAR

`wordexp.h' (POSIX.2): section Calling wordexp.

WRDE_BADVAL

`wordexp.h' (POSIX.2): section Calling wordexp.

WRDE_CMDSUB

`wordexp.h' (POSIX.2): section Calling wordexp.

WRDE_DOOFFS

`wordexp.h' (POSIX.2): section Flags for Word Expansion.

WRDE_NOCMD

`wordexp.h' (POSIX.2): section Flags for Word Expansion.

WRDE_NOSPACE

`wordexp.h' (POSIX.2): section Calling wordexp.

WRDE_REUSE

`wordexp.h' (POSIX.2): section Flags for Word Expansion.

WRDE_SHOWERR

`wordexp.h' (POSIX.2): section Flags for Word Expansion.

WRDE_SYNTAX

`wordexp.h' (POSIX.2): section Calling wordexp.

WRDE_UNDEF

`wordexp.h' (POSIX.2): section Flags for Word Expansion.

int WSTOPSIG (int status)

`sys/wait.h' (POSIX.1): section Process Completion Status.

int WTERMSIG (int status)

`sys/wait.h' (POSIX.1): section Process Completion Status.

int W_OK

`unistd.h' (POSIX.1): section Testing Permission to Access a File.

int X_OK

`unistd.h' (POSIX.1): section Testing Permission to Access a File.

_CS_PATH

`unistd.h' (POSIX.2): section String-Valued Parameters.

int _IOFBF

`stdio.h' (ANSI): section Controlling Which Kind of Buffering.

int _IOLBF

`stdio.h' (ANSI): section Controlling Which Kind of Buffering.

int _IONBF

`stdio.h' (ANSI): section Controlling Which Kind of Buffering.

_PC_CHOWN_RESTRICTED

`unistd.h' (POSIX.1): section Using pathconf.

_PC_LINK_MAX

`unistd.h' (POSIX.1): section Using pathconf.

_PC_MAX_CANON

`unistd.h' (POSIX.1): section Using pathconf.

_PC_MAX_INPUT

`unistd.h' (POSIX.1): section Using pathconf.

_PC_NAME_MAX

`unistd.h' (POSIX.1): section Using pathconf.

_PC_NO_TRUNC

`unistd.h' (POSIX.1): section Using pathconf.

_PC_PATH_MAX

`unistd.h' (POSIX.1): section Using pathconf.

_PC_PIPE_BUF

`unistd.h' (POSIX.1): section Using pathconf.

_PC_VDISABLE

`unistd.h' (POSIX.1): section Using pathconf.

_POSIX2_BC_BASE_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

_POSIX2_BC_DIM_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

_POSIX2_BC_SCALE_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

_POSIX2_BC_STRING_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

_POSIX2_COLL_WEIGHTS_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

int _POSIX2_C_DEV

`unistd.h' (POSIX.2): section Overall System Options.

long int _POSIX2_C_VERSION

`unistd.h' (POSIX.2): section Which Version of POSIX is Supported.

_POSIX2_EXPR_NEST_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

int _POSIX2_FORT_DEV

`unistd.h' (POSIX.2): section Overall System Options.

int _POSIX2_FORT_RUN

`unistd.h' (POSIX.2): section Overall System Options.

_POSIX2_LINE_MAX

`limits.h' (POSIX.2): section Minimum Values for Utility Limits.

int _POSIX2_LOCALEDEF

`unistd.h' (POSIX.2): section Overall System Options.

_POSIX2_RE_DUP_MAX

`limits.h' (POSIX.2): section Minimum Values for General Capacity Limits.

int _POSIX2_SW_DEV

`unistd.h' (POSIX.2): section Overall System Options.

_POSIX_ARG_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

_POSIX_CHILD_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

int _POSIX_CHOWN_RESTRICTED

`unistd.h' (POSIX.1): section Optional Features in File Support.

int _POSIX_JOB_CONTROL

`unistd.h' (POSIX.1): section Overall System Options.

_POSIX_LINK_MAX

`limits.h' (POSIX.1): section Minimum Values for File System Limits.

_POSIX_MAX_CANON

`limits.h' (POSIX.1): section Minimum Values for File System Limits.

_POSIX_MAX_INPUT

`limits.h' (POSIX.1): section Minimum Values for File System Limits.

_POSIX_NAME_MAX

`limits.h' (POSIX.1): section Minimum Values for File System Limits.

_POSIX_NGROUPS_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

int _POSIX_NO_TRUNC

`unistd.h' (POSIX.1): section Optional Features in File Support.

_POSIX_OPEN_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

_POSIX_PATH_MAX

`limits.h' (POSIX.1): section Minimum Values for File System Limits.

_POSIX_PIPE_BUF

`limits.h' (POSIX.1): section Minimum Values for File System Limits.

int _POSIX_SAVED_IDS

`unistd.h' (POSIX.1): section Overall System Options.

_POSIX_SSIZE_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

_POSIX_STREAM_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

_POSIX_TZNAME_MAX

`limits.h' (POSIX.1): section Minimum Values for General Capacity Limits.

unsigned char _POSIX_VDISABLE

`unistd.h' (POSIX.1): section Optional Features in File Support.

long int _POSIX_VERSION

`unistd.h' (POSIX.1): section Which Version of POSIX is Supported.

_SC_2_C_DEV

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_2_FORT_DEV

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_2_FORT_RUN

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_2_LOCALEDEF

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_2_SW_DEV

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_2_VERSION

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_ARG_MAX

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_BC_BASE_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_BC_DIM_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_BC_SCALE_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_BC_STRING_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_CHILD_MAX

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_CLK_TCK

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_COLL_WEIGHTS_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_EXPR_NEST_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_JOB_CONTROL

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_LINE_MAX

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

_SC_NGROUPS_MAX

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_OPEN_MAX

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_SAVED_IDS

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_STREAM_MAX

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_TZNAME_MAX

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_VERSION

`unistd.h' (POSIX.1): section Constants for sysconf Parameters.

_SC_VERSION

`unistd.h' (POSIX.2): section Constants for sysconf Parameters.

__free_hook

`malloc.h' (GNU): section Storage Allocation Hooks.

__malloc_hook

`malloc.h' (GNU): section Storage Allocation Hooks.

__realloc_hook

`malloc.h' (GNU): section Storage Allocation Hooks.

void _exit (int status)

`unistd.h' (POSIX.1): section Termination Internals.

int _tolower (int c)

`ctype.h' (SVID): section Case Conversion.

int _toupper (int c)

`ctype.h' (SVID): section Case Conversion.

void abort (void)

`stdlib.h' (ANSI): section Aborting a Program.

int abs (int number)

`stdlib.h' (ANSI): section Absolute Value.

int accept (int socket, struct sockaddr *addr, size_t *length_ptr)

`sys/socket.h' (BSD): section Accepting Connections.

int access (const char *filename, int how)

`unistd.h' (POSIX.1): section Testing Permission to Access a File.

double acos (double x)

`math.h' (ANSI): section Inverse Trigonometric Functions.

double acosh (double x)

`math.h' (BSD): section Hyperbolic Functions.

int adjtime (const struct timeval *delta, struct timeval *olddelta)

`sys/time.h' (BSD): section High-Resolution Calendar.

unsigned int alarm (unsigned int seconds)

`unistd.h' (POSIX.1): section Setting an Alarm.

void * alloca (size_t size);

`stdlib.h' (GNU, BSD): section Automatic Storage with Variable Size.

char * asctime (const struct tm *brokentime)

`time.h' (ANSI): section Formatting Date and Time.

double asin (double x)

`math.h' (ANSI): section Inverse Trigonometric Functions.

double asinh (double x)

`math.h' (BSD): section Hyperbolic Functions.

int asprintf (char **ptr, const char *template, ...)

`stdio.h' (GNU): section Dynamically Allocating Formatted Output.

void assert (int expression)

`assert.h' (ANSI): section Explicitly Checking Internal Consistency.

double atan (double x)

`math.h' (ANSI): section Inverse Trigonometric Functions.

double atan2 (double y, double x)

`math.h' (ANSI): section Inverse Trigonometric Functions.

double atanh (double x)

`math.h' (BSD): section Hyperbolic Functions.

int atexit (void (*function) (void))

`stdlib.h' (ANSI): section Cleanups on Exit.

double atof (const char *string)

`stdlib.h' (ANSI): section Parsing of Floats.

int atoi (const char *string)

`stdlib.h' (ANSI): section Parsing of Integers.

long int atol (const char *string)

`stdlib.h' (ANSI): section Parsing of Integers.

int bcmp (const void *a1, const void *a2, size_t size)

`string.h' (BSD): section String/Array Comparison.

void * bcopy (void *from, const void *to, size_t size)

`string.h' (BSD): section Copying and Concatenation.

int bind (int socket, struct sockaddr *addr, size_t length)

`sys/socket.h' (BSD): section Setting a Socket's Address.

void * bsearch (const void *key, const void *array, size_t count, size_t size, comparison_fn_t compare)

`stdlib.h' (ANSI): section Array Search Function.

void * bzero (void *block, size_t size)

`string.h' (BSD): section Copying and Concatenation.

double cabs (struct { double real, imag; } z)

`math.h' (BSD): section Absolute Value.

void * calloc (size_t count, size_t eltsize)

`malloc.h', `stdlib.h' (ANSI): section Allocating Cleared Space.

double cbrt (double x)

`math.h' (GNU): section Exponentiation and Logarithms.

cc_t

`termios.h' (POSIX.1): section Terminal Mode Data Types.

double ceil (double x)

`math.h' (ANSI): section Rounding and Remainder Functions.

speed_t cfgetispeed (const struct termios *termios_p)

`termios.h' (POSIX.1): section Line Speed.

speed_t cfgetospeed (const struct termios *termios_p)

`termios.h' (POSIX.1): section Line Speed.

int cfmakeraw (struct termios *termios_p)

`termios.h' (BSD): section Line Speed.

void cfree (void *ptr)

`stdlib.h' (Sun): section Freeing Memory Allocated with malloc.

int cfsetispeed (struct termios *termios_p, speed_t speed)

`termios.h' (POSIX.1): section Line Speed.

int cfsetospeed (struct termios *termios_p, speed_t speed)

`termios.h' (POSIX.1): section Line Speed.

int cfsetspeed (struct termios *termios_p, speed_t speed)

`termios.h' (BSD): section Line Speed.

int chdir (const char *filename)

`unistd.h' (POSIX.1): section Working Directory.

int chmod (const char *filename, mode_t mode)

`sys/stat.h' (POSIX.1): section Assigning File Permissions.

int chown (const char *filename, uid_t owner, gid_t group)

`unistd.h' (POSIX.1): section File Owner.

void clearerr (FILE *stream)

`stdio.h' (ANSI): section End-Of-File and Errors.

clock_t clock (void)

`time.h' (ANSI): section Basic CPU Time Inquiry.

clock_t

`time.h' (ANSI): section Basic CPU Time Inquiry.

int close (int filedes)

`unistd.h' (POSIX.1): section Opening and Closing Files.

int closedir (DIR *dirstream)

`dirent.h' (POSIX.1): section Reading and Closing a Directory Stream.

size_t confstr (int parameter, char *buf, size_t len)

`unistd.h' (POSIX.2): section String-Valued Parameters.

int connect (int socket, struct sockaddr *addr, size_t length)

`sys/socket.h' (BSD): section Making a Connection.

cookie_close_function

`stdio.h' (GNU): section Custom Stream Hook Functions.

cookie_read_function

`stdio.h' (GNU): section Custom Stream Hook Functions.

cookie_seek_function

`stdio.h' (GNU): section Custom Stream Hook Functions.

cookie_write_function

`stdio.h' (GNU): section Custom Stream Hook Functions.

double copysign (double value, double sign)

`math.h' (BSD): section Normalization Functions.

double cos (double x)

`math.h' (ANSI): section Trigonometric Functions.

double cosh (double x)

`math.h' (ANSI): section Hyperbolic Functions.

int creat (const char *filename, mode_t mode)

`fcntl.h' (POSIX.1): section Opening and Closing Files.

char * ctermid (char *string)

`stdio.h' (POSIX.1): section Identifying the Controlling Terminal.

char * ctime (const time_t *time)

`time.h' (ANSI): section Formatting Date and Time.

char * cuserid (char *string)

`stdio.h' (POSIX.1): section Identifying Who Logged In.

int daylight

`time.h' (SVID): section Functions and Variables for Time Zones.

dev_t

`sys/types.h' (POSIX.1): section What the File Attribute Values Mean.

double difftime (time_t time1, time_t time0)

`time.h' (ANSI): section Simple Calendar Time.

div_t div (int numerator, int denominator)

`stdlib.h' (ANSI): section Integer Division.

div_t

`stdlib.h' (ANSI): section Integer Division.

double drem (double numerator, double denominator)

`math.h' (BSD): section Rounding and Remainder Functions.

int dup (int old)

`unistd.h' (POSIX.1): section Duplicating Descriptors.

int dup2 (int old, int new)

`unistd.h' (POSIX.1): section Duplicating Descriptors.

void endgrent (void)

`grp.h' (SVID, BSD): section Scanning the List of All Groups.

void endhostent ()

`netdb.h' (BSD): section Host Names.

void endnetent (void)

`netdb.h' (BSD): section Networks Database.

void endprotoent (void)

`netdb.h' (BSD): section Protocols Database.

void endpwent (void)

`pwd.h' (SVID, BSD): section Scanning the List of All Users.

void endservent (void)

`netdb.h' (BSD): section The Services Database.

char ** environ

`unistd.h' (POSIX.1): section Environment Access.

volatile int errno

`errno.h' (ANSI): section Checking for Errors.

int execl (const char *filename, const char *arg0, ...)

`unistd.h' (POSIX.1): section Executing a File.

int execle (const char *filename, const char *arg0, char *const env[], ...)

`unistd.h' (POSIX.1): section Executing a File.

int execlp (const char *filename, const char *arg0, ...)

`unistd.h' (POSIX.1): section Executing a File.

int execv (const char *filename, char *const argv[])

`unistd.h' (POSIX.1): section Executing a File.

int execve (const char *filename, char *const argv[], char *const env[])

`unistd.h' (POSIX.1): section Executing a File.

int execvp (const char *filename, char *const argv[])

`unistd.h' (POSIX.1): section Executing a File.

void exit (int status)

`stdlib.h' (ANSI): section Normal Termination.

double exp (double x)

`math.h' (ANSI): section Exponentiation and Logarithms.

double expm1 (double x)

`math.h' (BSD): section Exponentiation and Logarithms.

double fabs (double number)

`math.h' (ANSI): section Absolute Value.

int fchmod (int filedes, int mode)

`sys/stat.h' (BSD): section Assigning File Permissions.

int fchown (int filedes, int owner, int group)

`unistd.h' (BSD): section File Owner.

int fclean (stream)

`stdio.h' (GNU): section Cleaning Streams.

int fclose (FILE *stream)

`stdio.h' (ANSI): section Closing Streams.

int fcntl (int filedes, int command, ...)

`fcntl.h' (POSIX.1): section Control Operations on Files.

fd_set

`sys/types.h' (BSD): section Waiting for Input or Output.

FILE * fdopen (int filedes, const char *opentype)

`stdio.h' (POSIX.1): section Descriptors and Streams.

int feof (FILE *stream)

`stdio.h' (ANSI): section End-Of-File and Errors.

int ferror (FILE *stream)

`stdio.h' (ANSI): section End-Of-File and Errors.

int fflush (FILE *stream)

`stdio.h' (ANSI): section Flushing Buffers.

int fgetc (FILE *stream)

`stdio.h' (ANSI): section Character Input.

struct group * fgetgrent (FILE *stream)

`grp.h' (SVID): section Scanning the List of All Groups.

int fgetpos (FILE *stream, fpos_t *position)

`stdio.h' (ANSI): section Portable File-Position Functions.

struct passwd * fgetpwent (FILE *stream)

`pwd.h' (SVID): section Scanning the List of All Users.

char * fgets (char *s, int count, FILE *stream)

`stdio.h' (ANSI): section Line-Oriented Input.

int fileno (FILE *stream)

`stdio.h' (POSIX.1): section Descriptors and Streams.

int finite (double x)

`math.h' (BSD): section Predicates on Floats.

flock

`fcntl.h' (POSIX.1): section File Locks.

double floor (double x)

`math.h' (ANSI): section Rounding and Remainder Functions.

FILE * fmemopen (void *buf, size_t size, const char *opentype)

`stdio.h' (GNU): section String Streams.

double fmod (double numerator, double denominator)

`math.h' (ANSI): section Rounding and Remainder Functions.

int fnmatch (const char *pattern, const char *string, int flags)

`fnmatch.h' (POSIX.2): section Wildcard Matching.

FILE * fopen (const char *filename, const char *opentype)

`stdio.h' (ANSI): section Opening Streams.

FILE * fopencookie (void *cookie, const char *opentype, struct cookie_functions io_functions)

`stdio.h' (GNU): section Custom Streams and Cookies.

pid_t fork (void)

`unistd.h' (POSIX.1): section Creating a Process.

long int fpathconf (int filedes, int parameter)

`unistd.h' (POSIX.1): section Using pathconf.

fpos_t

`stdio.h' (ANSI): section Portable File-Position Functions.

int fprintf (FILE *stream, const char *template, ...)

`stdio.h' (ANSI): section Formatted Output Functions.

int fputc (int c, FILE *stream)

`stdio.h' (ANSI): section Simple Output by Characters or Lines.

int fputs (const char *s, FILE *stream)

`stdio.h' (ANSI): section Simple Output by Characters or Lines.

size_t fread (void *data, size_t size, size_t count, FILE *stream)

`stdio.h' (ANSI): section Block Input/Output.

void free (void *ptr)

`malloc.h', `stdlib.h' (ANSI): section Freeing Memory Allocated with malloc.

FILE * freopen (const char *filename, const char *opentype, FILE *stream)

`stdio.h' (ANSI): section Opening Streams.

double frexp (double value, int *exponent)

`math.h' (ANSI): section Normalization Functions.

int fscanf (FILE *stream, const char *template, ...)

`stdio.h' (ANSI): section Formatted Input Functions.

int fseek (FILE *stream, long int offset, int whence)

`stdio.h' (ANSI): section File Positioning.

int fsetpos (FILE *stream, const fpos_t position)

`stdio.h' (ANSI): section Portable File-Position Functions.

int fstat (int filedes, struct stat *buf)

`sys/stat.h' (POSIX.1): section Reading the Attributes of a File.

long int ftell (FILE *stream)

`stdio.h' (ANSI): section File Positioning.

size_t fwrite (const void *data, size_t size, size_t count, FILE *stream)

`stdio.h' (ANSI): section Block Input/Output.

int getc (FILE *stream)

`stdio.h' (ANSI): section Character Input.

int getchar (void)

`stdio.h' (ANSI): section Character Input.

char * getcwd (char *buffer, size_t size)

`unistd.h' (POSIX.1): section Working Directory.

ssize_t getdelim (char **lineptr, size_t *n, int delimiter, FILE *stream)

`stdio.h' (GNU): section Line-Oriented Input.

gid_t getegid (void)

`unistd.h' (POSIX.1): section Reading the Persona of a Process.

char * getenv (const char *name)

`stdlib.h' (ANSI): section Environment Access.

uid_t geteuid (void)

`unistd.h' (POSIX.1): section Reading the Persona of a Process.

gid_t getgid (void)

`unistd.h' (POSIX.1): section Reading the Persona of a Process.

struct group * getgrent (void)

`grp.h' (SVID, BSD): section Scanning the List of All Groups.

struct group * getgrgid (gid_t gid)

`grp.h' (POSIX.1): section Looking Up One Group.

struct group * getgrnam (const char *name)

`grp.h' (POSIX.1): section Looking Up One Group.

int getgroups (int count, gid_t *groups)

`unistd.h' (POSIX.1): section Reading the Persona of a Process.

struct hostent * gethostbyaddr (const char *addr, int length, int format)

`netdb.h' (BSD): section Host Names.

struct hostent * gethostbyname (const char *name)

`netdb.h' (BSD): section Host Names.

struct hostent * gethostent ()

`netdb.h' (BSD): section Host Names.

long int gethostid (void)

`unistd.h' (BSD): section Host Identification.

int gethostname (char *name, size_t size)

`unistd.h' (BSD): section Host Identification.

int getitimer (int which, struct itimerval *old)

`sys/time.h' (BSD): section Setting an Alarm.

ssize_t getline (char **lineptr, size_t *n, FILE *stream)

`stdio.h' (GNU): section Line-Oriented Input.

char * getlogin (void)

`unistd.h' (POSIX.1): section Identifying Who Logged In.

struct netent * getnetbyaddr (long net, int type)

`netdb.h' (BSD): section Networks Database.

struct netent * getnetbyname (const char *name)

`netdb.h' (BSD): section Networks Database.

struct netent * getnetent (void)

`netdb.h' (BSD): section Networks Database.

int getopt (int argc, char **argv, const char *options)

`unistd.h' (POSIX.2): section Parsing Program Options.

int getopt_long (int argc, char **argv, const char *shortopts, struct option *longopts, int *indexptr)

`getopt.h' (GNU): section Parsing Long Options.

int getpeername (int socket, struct sockaddr *addr, size_t *length_ptr)

`sys/socket.h' (BSD): section Who is Connected to Me?.

pid_t getpgrp (pid_t pid)

`unistd.h' (BSD): section Process Group Functions.

pid_t getpgrp (void)

`unistd.h' (POSIX.1): section Process Group Functions.

pid_t getpid (void)

`unistd.h' (POSIX.1): section Process Identification.

pid_t getppid (void)

`unistd.h' (POSIX.1): section Process Identification.

int getpriority (int class, int id)

`sys/resource.h' (BSD): section Process Priority.

struct protoent * getprotobyname (const char *name)

`netdb.h' (BSD): section Protocols Database.

struct protoent * getprotobynumber (int protocol)

`netdb.h' (BSD): section Protocols Database.

struct protoent * getprotoent (void)

`netdb.h' (BSD): section Protocols Database.

struct passwd * getpwent (void)

`pwd.h' (SVID, BSD): section Scanning the List of All Users.

struct passwd * getpwnam (const char *name)

`pwd.h' (POSIX.1): section Looking Up One User.

struct passwd * getpwuid (uid_t uid)

`pwd.h' (POSIX.1): section Looking Up One User.

int getrlimit (int resource, struct rlimit *rlp)

`sys/resource.h' (BSD): section Limiting Resource Usage.

int getrusage (int processes, struct rusage *rusage)

`sys/resource.h' (BSD): section Resource Usage.

char * gets (char *s)

`stdio.h' (ANSI): section Line-Oriented Input.

struct servent * getservbyname (const char *name, const char *proto)

`netdb.h' (BSD): section The Services Database.

struct servent * getservbyport (int port, const char *proto)

`netdb.h' (BSD): section The Services Database.

struct servent * getservent (void)

`netdb.h' (BSD): section The Services Database.

int getsockname (int socket, struct sockaddr *addr, size_t *length_ptr)

`sys/socket.h' (BSD): section Reading a Socket's Address.

int getsockopt (int socket, int level, int optname, void *optval, size_t *optlen_ptr)

`sys/socket.h' (BSD): section Socket Option Functions.

int gettimeofday (struct timeval *tp, struct timezone *tzp)

`sys/time.h' (BSD): section High-Resolution Calendar.

uid_t getuid (void)

`unistd.h' (POSIX.1): section Reading the Persona of a Process.

mode_t getumask (void)

`sys/stat.h' (GNU): section Assigning File Permissions.

int getw (FILE *stream)

`stdio.h' (SVID): section Character Input.

char * getwd (char *buffer)

`unistd.h' (BSD): section Working Directory.

gid_t

`sys/types.h' (POSIX.1): section Reading the Persona of a Process.

int glob (const char *pattern, int flags, int (*errfunc) (const char *filename, int error-code), glob_t *vector_ptr)

`glob.h' (POSIX.2): section Calling glob.

glob_t

`glob.h' (POSIX.2): section Calling glob.

struct tm * gmtime (const time_t *time)

`time.h' (ANSI): section Broken-down Time.

int gsignal (int signum)

`signal.h' (SVID): section Signaling Yourself.

unsigned long int htonl (unsigned long int hostlong)

`netinet/in.h' (BSD): section Byte Order Conversion.

unsigned short int htons (unsigned short int hostshort)

`netinet/in.h' (BSD): section Byte Order Conversion.

double hypot (double x, double y)

`math.h' (BSD): section Exponentiation and Logarithms.

unsigned long int inet_addr (const char *name)

`arpa/inet.h' (BSD): section Host Address Functions.

int inet_lnaof (struct in_addr addr)

`arpa/inet.h' (BSD): section Host Address Functions.

struct in_addr inet_makeaddr (int net, int local)

`arpa/inet.h' (BSD): section Host Address Functions.

int inet_netof (struct in_addr addr)

`arpa/inet.h' (BSD): section Host Address Functions.

unsigned long int inet_network (const char *name)

`arpa/inet.h' (BSD): section Host Address Functions.

char * inet_ntoa (struct in_addr addr)

`arpa/inet.h' (BSD): section Host Address Functions.

double infnan (int error)

`math.h' (BSD): section Predicates on Floats.

int initgroups (const char *user, gid_t gid)

`grp.h' (BSD): section Setting the Group IDs.

void * initstate (unsigned int seed, void *state, size_t size)

`stdlib.h' (BSD): section BSD Random Number Functions.

ino_t

`sys/types.h' (POSIX.1): section What the File Attribute Values Mean.

int RLIM_INFINITY

`sys/resource.h' (BSD): section Limiting Resource Usage.

int isalnum (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isalpha (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isascii (int c)

`ctype.h' (SVID, BSD): section Classification of Characters.

int isatty (int filedes)

`unistd.h' (POSIX.1): section Identifying Terminals.

int isblank (int c)

`ctype.h' (GNU): section Classification of Characters.

int iscntrl (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isdigit (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isgraph (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isinf (double x)

`math.h' (BSD): section Predicates on Floats.

int islower (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isnan (double x)

`math.h' (BSD): section Predicates on Floats.

int isprint (int c)

`ctype.h' (ANSI): section Classification of Characters.

int ispunct (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isspace (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isupper (int c)

`ctype.h' (ANSI): section Classification of Characters.

int isxdigit (int c)

`ctype.h' (ANSI): section Classification of Characters.

jmp_buf

`setjmp.h' (ANSI): section Details of Non-Local Exits.

int kill (pid_t pid, int signum)

`signal.h' (POSIX.1): section Signaling Another Process.

int killpg (int pgid, int signum)

`signal.h' (BSD): section Signaling Another Process.

long int labs (long int number)

`stdlib.h' (ANSI): section Absolute Value.

double ldexp (double value, int exponent)

`math.h' (ANSI): section Normalization Functions.

ldiv_t ldiv (long int numerator, long int denominator)

`stdlib.h' (ANSI): section Integer Division.

ldiv_t

`stdlib.h' (ANSI): section Integer Division.

int link (const char *oldname, const char *newname)

`unistd.h' (POSIX.1): section Hard Links.

int listen (int socket, unsigned int n)

`sys/socket.h' (BSD): section Listening for Connections.

struct lconv * localeconv (void)

`locale.h' (ANSI): section Numeric Formatting.

struct tm * localtime (const time_t *time)

`time.h' (ANSI): section Broken-down Time.

double log (double x)

`math.h' (ANSI): section Exponentiation and Logarithms.

double log10 (double x)

`math.h' (ANSI): section Exponentiation and Logarithms.

double log1p (double x)

`math.h' (BSD): section Exponentiation and Logarithms.

double logb (double x)

`math.h' (BSD): section Normalization Functions.

void longjmp (jmp_buf state, int value)

`setjmp.h' (ANSI): section Details of Non-Local Exits.

off_t lseek (int filedes, off_t offset, int whence)

`unistd.h' (POSIX.1): section Setting the File Position of a Descriptor.

int lstat (const char *filename, struct stat *buf)

`sys/stat.h' (BSD): section Reading the Attributes of a File.

void * malloc (size_t size)

`malloc.h', `stdlib.h' (ANSI): section Basic Storage Allocation.

int mblen (const char *string, size_t size)

`stdlib.h' (ANSI): section Multibyte Character Length.

size_t mbstowcs (wchar_t *wstring, const char *string, size_t size)

`stdlib.h' (ANSI): section Conversion of Extended Strings.

int mbtowc (wchar_t *result, const char *string, size_t size)

`stdlib.h' (ANSI): section Conversion of Extended Characters One by One.

void mcheck (void (*abortfn) (void))

`malloc.h' (GNU): section Heap Consistency Checking.

void * memalign (size_t size, int boundary)

`malloc.h', `stdlib.h' (BSD): section Allocating Aligned Memory Blocks.

void * memccpy (void *to, const void *from, int c, size_t size)

`string.h' (SVID): section Copying and Concatenation.

void * memchr (const void *block, int c, size_t size)

`string.h' (ANSI): section Search Functions.

int memcmp (const void *a1, const void *a2, size_t size)

`string.h' (ANSI): section String/Array Comparison.

void * memcpy (void *to, const void *from, size_t size)

`string.h' (ANSI): section Copying and Concatenation.

void * memmem (const void *needle, size_t needle_len,
const void *haystack, size_t haystack_len)

`string.h' (GNU): section Search Functions.

void * memmove (void *to, const void *from, size_t size)

`string.h' (ANSI): section Copying and Concatenation.

void memory_warnings (void *start, void (*warn_func) (char *))

`malloc.h' (GNU): section Memory Usage Warnings.

void * memset (void *block, int c, size_t size)

`string.h' (ANSI): section Copying and Concatenation.

int mkdir (const char *filename, mode_t mode)

`sys/stat.h' (POSIX.1): section Creating Directories.

int mkfifo (const char *filename, mode_t mode)

`sys/stat.h' (POSIX.1): section FIFO Special Files.

int mknod (const char *filename, int mode, int dev)

`sys/stat.h' (BSD): section Making Special Files.

time_t mktime (struct tm *brokentime)

`time.h' (ANSI): section Broken-down Time.

mode_t

`sys/types.h' (POSIX.1): section What the File Attribute Values Mean.

double modf (double value, double *integer_part)

`math.h' (ANSI): section Rounding and Remainder Functions.

struct mstats mstats (void)

`malloc.h' (GNU): section Statistics for Storage Allocation with malloc.

int nice (int increment)

`dunno.h' (dunno.h): section Process Priority.

nlink_t

`sys/types.h' (POSIX.1): section What the File Attribute Values Mean.

unsigned long int ntohl (unsigned long int netlong)

`netinet/in.h' (BSD): section Byte Order Conversion.

unsigned short int ntohs (unsigned short int netshort)

`netinet/in.h' (BSD): section Byte Order Conversion.

void obstack_1grow (struct obstack *obstack_ptr, char c)

`obstack.h' (GNU): section Growing Objects.

void obstack_1grow_fast (struct obstack *obstack_ptr, char c)

`obstack.h' (GNU): section Extra Fast Growing Objects.

int obstack_alignment_mask (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Alignment of Data in Obstacks.

void * obstack_alloc (struct obstack *obstack_ptr, size_t size)

`obstack.h' (GNU): section Allocation in an Obstack.

void * obstack_base (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Status of an Obstack.

void obstack_blank (struct obstack *obstack_ptr, size_t size)

`obstack.h' (GNU): section Growing Objects.

void obstack_blank_fast (struct obstack *obstack_ptr, size_t size)

`obstack.h' (GNU): section Extra Fast Growing Objects.

size_t obstack_chunk_size (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Obstack Chunks.

void * obstack_copy (struct obstack *obstack_ptr, void *address, size_t size)

`obstack.h' (GNU): section Allocation in an Obstack.

void * obstack_copy0 (struct obstack *obstack_ptr, void *address, size_t size)

`obstack.h' (GNU): section Allocation in an Obstack.

void * obstack_finish (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Growing Objects.

void obstack_free (struct obstack *obstack_ptr, void *object)

`obstack.h' (GNU): section Freeing Objects in an Obstack.

void obstack_grow (struct obstack *obstack_ptr, void *data, size_t size)

`obstack.h' (GNU): section Growing Objects.

void obstack_grow0 (struct obstack *obstack_ptr, void *data, size_t size)

`obstack.h' (GNU): section Growing Objects.

void obstack_init (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Preparing for Using Obstacks.

void * obstack_next_free (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Status of an Obstack.

size_t obstack_object_size (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Growing Objects.

size_t obstack_object_size (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Status of an Obstack.

int obstack_printf (struct obstack *obstack, const char *template, ...)

`stdio.h' (GNU): section Dynamically Allocating Formatted Output.

size_t obstack_room (struct obstack *obstack_ptr)

`obstack.h' (GNU): section Extra Fast Growing Objects.

int obstack_vprintf (struct obstack *obstack, const char *template, va_list ap)

`stdio.h' (GNU): section Variable Arguments Output Functions.

off_t

`sys/types.h' (POSIX.1): section Setting the File Position of a Descriptor.

size_t offsetof (type, member)

`stddef.h' (ANSI): section Structure Field Offset Measurement.

int on_exit (void (*function)(int status, void *arg), void *arg)

`stdlib.h' (SunOS): section Cleanups on Exit.

int open (const char *filename, int flags[, mode_t mode])

`fcntl.h' (POSIX.1): section Opening and Closing Files.

FILE * open_memstream (char **ptr, size_t *sizeloc)

`stdio.h' (GNU): section String Streams.

FILE * open_obstack_stream (struct obstack *obstack)

`stdio.h' (GNU): section Obstack Streams.

DIR * opendir (const char *dirname)

`dirent.h' (POSIX.1): section Opening a Directory Stream.

char * optarg

`unistd.h' (POSIX.2): section Parsing Program Options.

int opterr

`unistd.h' (POSIX.2): section Parsing Program Options.

int optind

`unistd.h' (POSIX.2): section Parsing Program Options.

int optopt

`unistd.h' (POSIX.2): section Parsing Program Options.

size_t parse_printf_format (const char *template, size_t n, int *argtypes)

`printf.h' (GNU): section Parsing a Template String.

long int pathconf (const char *filename, int parameter)

`unistd.h' (POSIX.1): section Using pathconf.

int pause ()

`unistd.h' (POSIX.1): section Using pause.

int pclose (FILE *stream)

`stdio.h' (POSIX.2, SVID, BSD): section Pipe to a Subprocess.

void perror (const char *message)

`stdio.h' (ANSI): section Error Messages.

pid_t

`sys/types.h' (POSIX.1): section Process Identification.

int pipe (int filedes[2])

`unistd.h' (POSIX.1): section Creating a Pipe.

FILE * popen (const char *command, const char *mode)

`stdio.h' (POSIX.2, SVID, BSD): section Pipe to a Subprocess.

double pow (double base, double power)

`math.h' (ANSI): section Exponentiation and Logarithms.

int printf (const char *template, ...)

`stdio.h' (ANSI): section Formatted Output Functions.

printf_arginfo_function

`printf.h' (GNU): section Defining the Output Handler.

printf_function

`printf.h' (GNU): section Defining the Output Handler.

char * program_invocation_name

`errno.h' (GNU): section Error Messages.

char * program_invocation_short_name

`errno.h' (GNU): section Error Messages.

void psignal (int signum, const char *message)

`stdio.h' (BSD): section Signal Messages.

ptrdiff_t

`stddef.h' (ANSI): section Important Data Types.

int putc (int c, FILE *stream)

`stdio.h' (ANSI): section Simple Output by Characters or Lines.

int putchar (int c)

`stdio.h' (ANSI): section Simple Output by Characters or Lines.

int putenv (const char *string)

`stdlib.h' (SVID): section Environment Access.

int putpwent (const struct passwd *p, FILE *stream)

`pwd.h' (SVID): section Writing a User Entry.

int puts (const char *s)

`stdio.h' (ANSI): section Simple Output by Characters or Lines.

int putw (int w, FILE *stream)

`stdio.h' (SVID): section Simple Output by Characters or Lines.

void qsort (void *array, size_t count, size_t size, comparison_fn_t compare)

`stdlib.h' (ANSI): section Array Sort Function.

void * r_alloc (void **handleptr, size_t size)

`malloc.h' (GNU): section Allocating and Freeing Relocatable Blocks.

void r_alloc_free (void **handleptr)

`malloc.h' (GNU): section Allocating and Freeing Relocatable Blocks.

void * r_re_alloc (void **handleptr, size_t size)

`malloc.h' (GNU): section Allocating and Freeing Relocatable Blocks.

int raise (int signum)

`signal.h' (ANSI): section Signaling Yourself.

int rand ()

`stdlib.h' (ANSI): section ANSI C Random Number Functions.

long int random ()

`stdlib.h' (BSD): section BSD Random Number Functions.

ssize_t read (int filedes, void *buffer, size_t size)

`unistd.h' (POSIX.1): section Input and Output Primitives.

struct dirent * readdir (DIR *dirstream)

`dirent.h' (POSIX.1): section Reading and Closing a Directory Stream.

int readlink (const char *filename, char *buffer, size_t size)

`unistd.h' (BSD): section Symbolic Links.

void * realloc (void *ptr, size_t newsize)

`malloc.h', `stdlib.h' (ANSI): section Changing the Size of a Block.

int recv (int socket, void *buffer, size_t size, int flags)

`sys/socket.h' (BSD): section Receiving Data.

int recvfrom (int socket, void *buffer, size_t size, int flags, struct sockaddr *addr, size_t *length_ptr)

`sys/socket.h' (BSD): section Receiving Datagrams.

int recvmsg (int socket, struct msghdr *message, int flags)

`sys/socket.h' (BSD): section Receiving Datagrams.

int regcomp (regex_t *compiled, const char *pattern, int cflags)

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

size_t regerror (int errcode, regex_t *compiled, char *buffer, size_t length)

`regex.h' (POSIX.2): section POSIX Regexp Matching Cleanup.

regex_t

`regex.h' (POSIX.2): section POSIX Regular Expression Compilation.

int regexec (regex_t *compiled, char *string, size_t nmatch, regmatch_t matchptr [], int eflags)

`regex.h' (POSIX.2): section Matching a Compiled POSIX Regular Expression.

void regfree (regex_t *compiled)

`regex.h' (POSIX.2): section POSIX Regexp Matching Cleanup.

int register_printf_function (int spec, printf_function handler_function, printf_arginfo_function arginfo_function)

`printf.h' (GNU): section Registering New Conversions.

regmatch_t

`regex.h' (POSIX.2): section Subexpressions Match Results.

regoff_t

`regex.h' (POSIX.2): section Subexpressions Match Results.

int remove (const char *filename)

`stdio.h' (ANSI): section Deleting Files.

int rename (const char *oldname, const char *newname)

`stdio.h' (ANSI): section Renaming Files.

void rewind (FILE *stream)

`stdio.h' (ANSI): section File Positioning.

void rewinddir (DIR *dirstream)

`dirent.h' (POSIX.1): section Random Access in a Directory Stream.

double rint (double x)

`math.h' (BSD): section Rounding and Remainder Functions.

int rmdir (const char *filename)

`unistd.h' (POSIX.1): section Deleting Files.

double scalb (double value, int exponent)

`math.h' (BSD): section Normalization Functions.

int scanf (const char *template, ...)

`stdio.h' (ANSI): section Formatted Input Functions.

void seekdir (DIR *dirstream, off_t pos)

`dirent.h' (BSD): section Random Access in a Directory Stream.

int select (int nfds, fd_set *read_fds, fd_set *write_fds, fd_set *except_fds, struct timeval *timeout)

`sys/types.h' (BSD): section Waiting for Input or Output.

int send (int socket, void *buffer, size_t size, int flags)

`sys/socket.h' (BSD): section Sending Data.

int sendmsg (int socket, const struct msghdr *message, int flags)

`sys/socket.h' (BSD): section Receiving Datagrams.

int sendto (int socket, void *buffer. size_t size, int flags, struct sockaddr *addr, size_t length)

`sys/socket.h' (BSD): section Sending Datagrams.

void setbuf (FILE *stream, char *buf)

`stdio.h' (ANSI): section Controlling Which Kind of Buffering.

void setbuffer (FILE *stream, char *buf, size_t size)

`stdio.h' (BSD): section Controlling Which Kind of Buffering.

int setgid (gid_t newgid)

`unistd.h' (POSIX.1): section Setting the Group IDs.

void setgrent (void)

`grp.h' (SVID, BSD): section Scanning the List of All Groups.

int setgroups (size_t count, gid_t *groups)

`grp.h' (BSD): section Setting the Group IDs.

void sethostent (int stayopen)

`netdb.h' (BSD): section Host Names.

int sethostid (long int id)

`unistd.h' (BSD): section Host Identification.

int sethostname (const char *name, size_t length)

`unistd.h' (BSD): section Host Identification.

int setitimer (int which, struct itimerval *old, struct itimerval *new)

`sys/time.h' (BSD): section Setting an Alarm.

int setjmp (jmp_buf state)

`setjmp.h' (ANSI): section Details of Non-Local Exits.

void setlinebuf (FILE *stream)

`stdio.h' (BSD): section Controlling Which Kind of Buffering.

char * setlocale (int category, const char *locale)

`locale.h' (ANSI): section How Programs Set the Locale.

void setnetent (int stayopen)

`netdb.h' (BSD): section Networks Database.

int setpgid (pid_t pid, pid_t pgid)

`unistd.h' (POSIX.1): section Process Group Functions.

int setpgrp (pid_t pid, pid_t pgid)

`unistd.h' (BSD): section Process Group Functions.

int setpriority (int class, int id, int priority)

`sys/resource.h' (BSD): section Process Priority.

void setprotoent (int stayopen)

`netdb.h' (BSD): section Protocols Database.

void setpwent (void)

`pwd.h' (SVID, BSD): section Scanning the List of All Users.

int setregid (gid_t rgid, fid_t egid)

`unistd.h' (BSD): section Setting the Group IDs.

int setreuid (uid_t ruid, uid_t euid)

`unistd.h' (BSD): section Setting the User ID.

int setrlimit (int resource, struct rlimit *rlp)

`sys/resource.h' (BSD): section Limiting Resource Usage.

void setservent (int stayopen)

`netdb.h' (BSD): section The Services Database.

pid_t setsid (void)

`unistd.h' (POSIX.1): section Process Group Functions.

int setsockopt (int socket, int level, int optname, void *optval, size_t optlen)

`sys/socket.h' (BSD): section Socket Option Functions.

void * setstate (void *state)

`stdlib.h' (BSD): section BSD Random Number Functions.

int settimeofday (const struct timeval *tp, const struct timezone *tzp)

`sys/time.h' (BSD): section High-Resolution Calendar.

int setuid (uid_t newuid)

`unistd.h' (POSIX.1): section Setting the User ID.

int setvbuf (FILE *stream, char *buf, int mode, size_t size)

`stdio.h' (ANSI): section Controlling Which Kind of Buffering.

int shutdown (int socket, int how)

`sys/socket.h' (BSD): section Closing a Socket.

sig_atomic_t

`signal.h' (ANSI): section Atomic Types.

int sigaction (int signum, const struct sigaction *action, struct sigaction *old_action)

`signal.h' (POSIX.1): section Advanced Signal Handling.

int sigaddset (sigset_t *set, int signum)

`signal.h' (POSIX.1): section Signal Sets.

int sigblock (int mask)

`signal.h' (BSD): section BSD Functions for Blocking Signals.

int sigdelset (sigset_t *set, int signum)

`signal.h' (POSIX.1): section Signal Sets.

int sigemptyset (sigset_t *set)

`signal.h' (POSIX.1): section Signal Sets.

int sigfillset (sigset_t *set)

`signal.h' (POSIX.1): section Signal Sets.

sighandler_t

`signal.h' (GNU): section Basic Signal Handling.

int siginterrupt (int signum, int failflag)

`signal.h' (BSD): section BSD Function to Establish a Handler.

int sigismember (const sigset_t *set, int signum)

`signal.h' (POSIX.1): section Signal Sets.

sigjmp_buf

`setjmp.h' (POSIX.1): section Non-Local Exits and Signals.

void siglongjmp (sigjmp_buf state, int value)

`setjmp.h' (POSIX.1): section Non-Local Exits and Signals.

int sigmask (int signum)

`signal.h' (BSD): section BSD Functions for Blocking Signals.

sighandler_t signal (int signum, sighandler_t action)

`signal.h' (ANSI): section Basic Signal Handling.

int sigpause (int mask)

`signal.h' (BSD): section BSD Functions for Blocking Signals.

int sigpending (sigset_t *set)

`signal.h' (POSIX.1): section Checking for Pending Signals.

int sigprocmask (int how, const sigset_t *set, sigset_t *oldset)

`signal.h' (POSIX.1): section Process Signal Mask.

sigset_t

`signal.h' (POSIX.1): section Signal Sets.

int sigsetjmp (sigjmp_buf state, int savesigs)

`setjmp.h' (POSIX.1): section Non-Local Exits and Signals.

int sigsetmask (int mask)

`signal.h' (BSD): section BSD Functions for Blocking Signals.

int sigstack (const struct sigstack *stack, struct sigstack *oldstack)

`signal.h' (BSD): section Using a Separate Signal Stack.

int sigsuspend (const sigset_t *set)

`signal.h' (POSIX.1): section Using sigsuspend.

int sigvec (int signum, const struct sigvec *action,struct sigvec *old_action)

`signal.h' (BSD): section BSD Function to Establish a Handler.

double sin (double x)

`math.h' (ANSI): section Trigonometric Functions.

double sinh (double x)

`math.h' (ANSI): section Hyperbolic Functions.

size_t

`stddef.h' (ANSI): section Important Data Types.

unsigned int sleep (unsigned int seconds)

`unistd.h' (POSIX.1): section Sleeping.

int snprintf (char *s, size_t size, const char *template, ...)

`stdio.h' (GNU): section Formatted Output Functions.

int socket (int namespace, int style, int protocol)

`sys/socket.h' (BSD): section Creating a Socket.

int socketpair (int namespace, int style, int protocol, int filedes[2])

`sys/socket.h' (BSD): section Socket Pairs.

speed_t

`termios.h' (POSIX.1): section Line Speed.

int sprintf (char *s, const char *template, ...)

`stdio.h' (ANSI): section Formatted Output Functions.

double sqrt (double x)

`math.h' (ANSI): section Exponentiation and Logarithms.

void srand (unsigned int seed)

`stdlib.h' (ANSI): section ANSI C Random Number Functions.

void srandom (unsigned int seed)

`stdlib.h' (BSD): section BSD Random Number Functions.

int sscanf (const char *s, const char *template, ...)

`stdio.h' (ANSI): section Formatted Input Functions.

sighandler_t ssignal (int signum, sighandler_t action)

`signal.h' (SVID): section Basic Signal Handling.

ssize_t

`unistd.h' (POSIX.1): section Input and Output Primitives.

int stat (const char *filename, struct stat *buf)

`sys/stat.h' (POSIX.1): section Reading the Attributes of a File.

FILE * stderr

`stdio.h' (ANSI): section Standard Streams.

FILE * stdin

`stdio.h' (ANSI): section Standard Streams.

FILE * stdout

`stdio.h' (ANSI): section Standard Streams.

char * stpcpy (char *to, const char *from)

`string.h' (Unknown origin): section Copying and Concatenation.

int strcasecmp (const char *s1, const char *s2)

`string.h' (BSD): section String/Array Comparison.

char * strcat (char *to, const char *from)

`string.h' (ANSI): section Copying and Concatenation.

char * strchr (const char *string, int c)

`string.h' (ANSI): section Search Functions.

int strcmp (const char *s1, const char *s2)

`string.h' (ANSI): section String/Array Comparison.

int strcoll (const char *s1, const char *s2)

`string.h' (ANSI): section Collation Functions.

char * strcpy (char *to, const char *from)

`string.h' (ANSI): section Copying and Concatenation.

size_t strcspn (const char *string, const char *stopset)

`string.h' (ANSI): section Search Functions.

char * strdup (const char *s)

`string.h' (SVID): section Copying and Concatenation.

char * strerror (int errnum)

`string.h' (ANSI): section Error Messages.

size_t strftime (char *s, size_t size, const char *template, const struct tm *brokentime)

`time.h' (ANSI): section Formatting Date and Time.

size_t strlen (const char *s)

`string.h' (ANSI): section String Length.

int strncasecmp (const char *s1, const char *s2, size_t n)

`string.h' (BSD): section String/Array Comparison.

char * strncat (char *to, const char *from, size_t size)

`string.h' (ANSI): section Copying and Concatenation.

int strncmp (const char *s1, const char *s2, size_t size)

`string.h' (ANSI): section String/Array Comparison.

char * strncpy (char *to, const char *from, size_t size)

`string.h' (ANSI): section Copying and Concatenation.

char * strpbrk (const char *string, const char *stopset)

`string.h' (ANSI): section Search Functions.

char * strrchr (const char *string, int c)

`string.h' (ANSI): section Search Functions.

char * strsignal (int signum)

`string.h' (GNU): section Signal Messages.

size_t strspn (const char *string, const char *skipset)

`string.h' (ANSI): section Search Functions.

char * strstr (const char *haystack, const char *needle)

`string.h' (ANSI): section Search Functions.

double strtod (const char *string, char **tailptr)

`stdlib.h' (ANSI): section Parsing of Floats.

char * strtok (char *newstring, const char *delimiters)

`string.h' (ANSI): section Finding Tokens in a String.

long int strtol (const char *string, char **tailptr, int base)

`stdlib.h' (ANSI): section Parsing of Integers.

unsigned long int strtoul (const char *string, char **tailptr, int base)

`stdlib.h' (ANSI): section Parsing of Integers.

struct cookie_io_functions

`stdio.h' (GNU): section Custom Streams and Cookies.

struct dirent

`dirent.h' (POSIX.1): section Format of a Directory Entry.

struct group

`grp.h' (POSIX.1): section The Data Structure for a Group.

struct hostent

`netdb.h' (BSD): section Host Names.

struct in_addr

`netinet/in.h' (BSD): section Host Address Data Type.

struct itimerval

`sys/time.h' (BSD): section Setting an Alarm.

struct lconv

`locale.h' (ANSI): section Numeric Formatting.

struct linger

`sys/socket.h' (BSD): section Socket-Level Options.

struct msghdr

`sys/socket.h' (BSD): section Receiving Datagrams.

struct mstats

`malloc.h' (GNU): section Statistics for Storage Allocation with malloc.

struct netent

`netdb.h' (BSD): section Networks Database.

struct obstack

`obstack.h' (GNU): section Creating Obstacks.

struct option

`getopt.h' (GNU): section Parsing Long Options.

struct passwd

`pwd.h' (POSIX.1): section The Data Structure that Describes a User.

struct printf_info

`printf.h' (GNU): section Conversion Specifier Options.

struct protoent

`netdb.h' (BSD): section Protocols Database.

struct rlimit

`sys/resource.h' (BSD): section Limiting Resource Usage.

struct rusage

`sys/resource.h' (BSD): section Resource Usage.

struct servent

`netdb.h' (BSD): section The Services Database.

struct sigaction

`signal.h' (POSIX.1): section Advanced Signal Handling.

struct sigstack

`signal.h' (BSD): section Using a Separate Signal Stack.

struct sigvec

`signal.h' (BSD): section BSD Function to Establish a Handler.

struct sockaddr

`sys/socket.h' (BSD): section Address Formats.

struct sockaddr_in

`netinet/in.h' (BSD): section Internet Socket Address Format.

struct sockaddr_un

`sys/un.h' (BSD): section Details of File Namespace.

struct stat

`sys/stat.h' (POSIX.1): section What the File Attribute Values Mean.

struct termios

`termios.h' (POSIX.1): section Terminal Mode Data Types.

struct timeval

`sys/time.h' (BSD): section High-Resolution Calendar.

struct timezone

`sys/time.h' (BSD): section High-Resolution Calendar.

struct tm

`time.h' (ANSI): section Broken-down Time.

struct tms

`sys/times.h' (POSIX.1): section Detailed Elapsed CPU Time Inquiry.

struct utimbuf

`time.h' (POSIX.1): section File Times.

struct utsname

`sys/utsname.h' (POSIX.1): section Hardware/Software Type Identification.

size_t strxfrm (char *to, const char *from, size_t size)

`string.h' (ANSI): section Collation Functions.

int symlink (const char *oldname, const char *newname)

`unistd.h' (BSD): section Symbolic Links.

long int sysconf (int parameter)

`unistd.h' (POSIX.1): section Definition of sysconf.

int system (const char *command)

`stdlib.h' (ANSI): section Running a Command.

double tan (double x)

`math.h' (ANSI): section Trigonometric Functions.

double tanh (double x)

`math.h' (ANSI): section Hyperbolic Functions.

int tcdrain (int filedes)

`termios.h' (POSIX.1): section Line Control Functions.

tcflag_t

`termios.h' (POSIX.1): section Terminal Mode Data Types.

int tcflow (int filedes, int action)

`termios.h' (POSIX.1): section Line Control Functions.

int tcflush (int filedes, int queue)

`termios.h' (POSIX.1): section Line Control Functions.

int tcgetattr (int filedes, struct termios *termios_p)

`termios.h' (POSIX.1): section Terminal Mode Functions.

pid_t tcgetpgrp (int filedes)

`unistd.h' (POSIX.1): section Functions for Controlling Terminal Access.

int tcsendbreak (int filedes, int duration)

`termios.h' (POSIX.1): section Line Control Functions.

int tcsetattr (int filedes, int when, const struct termios *termios_p)

`termios.h' (POSIX.1): section Terminal Mode Functions.

int tcsetpgrp (int filedes, pid_t pgid)

`unistd.h' (POSIX.1): section Functions for Controlling Terminal Access.

off_t telldir (DIR *dirstream)

`dirent.h' (BSD): section Random Access in a Directory Stream.

char * tempnam (const char *dir, const char *prefix)

`stdio.h' (SVID): section Temporary Files.

time_t time (time_t *result)

`time.h' (ANSI): section Simple Calendar Time.

time_t

`time.h' (ANSI): section Simple Calendar Time.

clock_t times (struct tms *buffer)

`sys/times.h' (POSIX.1): section Detailed Elapsed CPU Time Inquiry.

long int timezone

`time.h' (SVID): section Functions and Variables for Time Zones.

FILE * tmpfile (void)

`stdio.h' (ANSI): section Temporary Files.

char * tmpnam (char *result)

`stdio.h' (ANSI): section Temporary Files.

int toascii (int c)

`ctype.h' (SVID, BSD): section Case Conversion.

int tolower (int c)

`ctype.h' (ANSI): section Case Conversion.

int toupper (int c)

`ctype.h' (ANSI): section Case Conversion.

char * ttyname (int filedes)

`unistd.h' (POSIX.1): section Identifying Terminals.

void tzset (void)

`time.h' (POSIX.1): section Functions and Variables for Time Zones.

uid_t

`sys/types.h' (POSIX.1): section Reading the Persona of a Process.

mode_t umask (mode_t mask)

`sys/stat.h' (POSIX.1): section Assigning File Permissions.

int uname (struct utsname *info)

`sys/utsname.h' (POSIX.1): section Hardware/Software Type Identification.

int ungetc (int c, FILE *stream)

`stdio.h' (ANSI): section Using ungetc To Do Unreading.

union wait

`sys/wait.h' (BSD): section BSD Process Wait Functions.

int unlink (const char *filename)

`unistd.h' (POSIX.1): section Deleting Files.

int utime (const char *filename, const struct utimbuf *times)

`time.h' (POSIX.1): section File Times.

int utimes (const char *filename, struct timeval tvp[2])

`sys/time.h' (BSD): section File Times.

va_alist

`varargs.h' (Unix): section Old-Style Variadic Functions.

type va_arg (va_list ap, type)

`stdarg.h' (ANSI): section Argument Access Macros.

va_dcl

`varargs.h' (Unix): section Old-Style Variadic Functions.

void va_end (va_list ap)

`stdarg.h' (ANSI): section Argument Access Macros.

va_list

`stdarg.h' (ANSI): section Argument Access Macros.

void va_start (va_list ap)

`varargs.h' (Unix): section Old-Style Variadic Functions.

void va_start (va_list ap, last_required)

`stdarg.h' (ANSI): section Argument Access Macros.

void * valloc (size_t size)

`malloc.h', `stdlib.h' (BSD): section Allocating Aligned Memory Blocks.

int vasprintf (char **ptr, const char *template, va_list ap)

`stdio.h' (GNU): section Variable Arguments Output Functions.

pid_t vfork (void)

`unistd.h' (BSD): section Creating a Process.

int vfprintf (FILE *stream, const char *template, va_list ap)

`stdio.h' (ANSI): section Variable Arguments Output Functions.

int vfscanf (FILE *stream, const char *template, va_list ap)

`stdio.h' (GNU): section Variable Arguments Input Functions.

int vprintf (const char *template, va_list ap)

`stdio.h' (ANSI): section Variable Arguments Output Functions.

int vscanf (const char *template, va_list ap)

`stdio.h' (GNU): section Variable Arguments Input Functions.

int vsnprintf (char *s, size_t size, const char *template, va_list ap)

`stdio.h' (GNU): section Variable Arguments Output Functions.

int vsprintf (char *s, const char *template, va_list ap)

`stdio.h' (ANSI): section Variable Arguments Output Functions.

int vsscanf (const char *s, const char *template, va_list ap)

`stdio.h' (GNU): section Variable Arguments Input Functions.

pid_t wait (int *status_ptr)

`sys/wait.h' (POSIX.1): section Process Completion.

pid_t wait3 (union wait *status_ptr, int options, struct rusage *usage)

`sys/wait.h' (BSD): section BSD Process Wait Functions.

pid_t wait4 (pid_t pid, union wait *status_ptr, int options, struct rusage *usage)

`sys/wait.h' (BSD): section BSD Process Wait Functions.

pid_t waitpid (pid_t pid, int *status_ptr, int options)

`sys/wait.h' (POSIX.1): section Process Completion.

wchar_t

`stddef.h' (ANSI): section Wide Character Introduction.

size_t wcstombs (char *string, const wchar_t wstring, size_t size)

`stdlib.h' (ANSI): section Conversion of Extended Strings.

int wctomb (char *string, wchar_t wchar)

`stdlib.h' (ANSI): section Conversion of Extended Characters One by One.

int wordexp (const char *words, wordexp_t *word-vector-ptr, int flags)

`wordexp.h' (POSIX.2): section Calling wordexp.

wordexp_t

`wordexp.h' (POSIX.2): section Calling wordexp.

void wordfree (wordexp_t *word-vector-ptr)

`wordexp.h' (POSIX.2): section Calling wordexp.

ssize_t write (int filedes, const void *buffer, size_t size)

`unistd.h' (POSIX.1): section Input and Output Primitives.

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