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`/etc/nsswitch.conf'

4

4.n BSD Unix

_

_POSIX_OPTION_ORDER environment variable.

a

abort signal

aborting a program

absolute file name

absolute value functions

accepting connections

access permission for a file

access, testing for

accessing directories

address of socket

alarm signal

alarms, setting

alignment (in obstacks)

alignment (with malloc)

alloca disadvantages

alloca function

allocation (obstacks)

allocation hooks, for malloc

allocation of memory with malloc

allocation size of string

allocation statistics

alphabetic character

alphanumeric character

append-access files

argc (program argument count)

argument promotion

arguments (variadic functions)

arguments, how many

arguments, to program

argv (program argument vector)

arithmetic expansion

array comparison functions

array copy functions

array search function

automatic storage with variable size

b

background job

background job, launching

base (of floating point number)

basic byte sequence

baud rate

Berkeley Unix

bias (of floating point number exponent)

big-endian

binary I/O to a stream

binary search function (for arrays)

binary stream

binding a socket address

blank character

block I/O to a stream

blocked signals

blocked signals, checking for

blocking signals

blocking signals, in a handler

bootstrapping, and services

break condition, detecting

break condition, generating

breaking a string into tokens

broken pipe signal

broken-down time, broken-down time

BSD compatibility library

BSD compatibility library.

BSD Unix

buffering of streams

buffering, controlling

bugs, reporting

bus error

byte order conversion, for socket

byte stream

c

calendar time

calendar time and broken-down time

calling variadic functions

canonical input processing

capacity limits, POSIX

carrier detect

case conversion of characters

catching signals

categories for locales

change working directory

changing the locale

changing the size of a block (malloc)

changing the size of a block (obstacks)

channels

character case conversion

character code

character predicates

character testing

checking for pending signals

child process, child process

child process signal

chunks

classification of characters

cleaning up a stream

clearing terminal input queue

client

clock ticks

close-on-exec (file descriptor flag)

closing a file descriptor

command argument syntax

command arguments, parsing

command line arguments

command substitution

communication style (of a socket)

comparing strings and arrays

Comparison Function

concatenating strings

configurations, all supported

connecting a socket

connection

consistency checking

consistency checking, of heap

continue signal

control character

control operations on files

controlling process

controlling terminal

controlling terminal, access to

controlling terminal, determining

controlling terminal, setting

conversion specifications (printf)

conversion specifications (scanf)

converting byte order

converting case of characters

converting extended characters

converting extended strings

converting file descriptor to stream

converting floats to integers

converting group ID to group name

converting group name to group ID

converting host address to name

converting host name to address

converting network name to network number

converting network number to network name

converting port number to service name

converting service name to port number

converting string to collation order

converting strings to numbers

converting user ID to user name

converting user name to user ID

cookie, for custom stream

copying strings and arrays

CPU time

create on open (file status flag)

creating a directory

creating a FIFO special file

creating a pipe

creating a pipe to a subprocess

creating a process

creating a socket

creating a socket pair

creating special files

cube root function

currency symbols

current working directory

custom streams

customizing printf

d

data loss on sockets

databases

datagram socket

datagrams, transmitting

date and time

Daylight Saving Time

decimal digit character

decimal-point separator

declaration (compared to definition)

declaring variadic functions

default action (for a signal)

default action for a signal

default argument promotions

default value, and NSS

defining new printf conversions

definition (compared to declaration)

delayed suspend character

deleting a directory

deleting a file

delivery of signals

descriptors and streams

digit character

directories, accessing

directories, creating

directories, deleting

e

echo of terminal input

effective group ID

effective user ID

efficiency and malloc

efficiency and obstacks

efficiency of chunks

EINTR, and restarting interrupted primitives

end of file, on a stream

end-of-file, on a file descriptor

environment

environment access

environment representation

establishing a handler

expansion of shell words

exponent (of floating point number)

exponentiation functions

extended character sets

extended characters, converting

extended strings, converting representations

extending printf

extracting file descriptor from stream

f

file access permission

file access time

file attribute modification time

file attributes

file creation mask

file descriptor flags

file descriptor sets, for select

file descriptors, standard

file locks

file modification time

file name translation flags

file names, multiple

file namespace, for sockets

file positioning on a file descriptor

file positioning on a stream

file status flags

filtering i/o through subprocess

flag character (printf)

flag character (scanf)

flags for sigaction

flags, file name translation

flags, open-time action

floating point, IEEE

floating type measurements

floating-point exception

flow control, terminal

flushing a stream

flushing terminal output queue

foreground job

foreground job, launching

forking a process

format string, for printf

format string, for scanf

formatted input from a stream

formatted output to a stream

freeing (obstacks)

freeing memory allocated with malloc

fully buffered stream

function prototypes (variadic)

g

generation of signals

group owner of a file

grouping of digits

growing objects (in obstacks)

h

handle