The Open Group Base Specifications Issue 8
IEEE Std 1003.1-2024 Edition
Copyright © 2024 The IEEE and The Open Group, All Rights reserved.
Headers
aio.h
- asynchronous input and output
arpa/inet.h
- definitions for internet operations
assert.h
- verify program assertion
complex.h
- complex arithmetic
cpio.h
- cpio archive values
ctype.h
- character types
devctl.h
- device control
dirent.h
- format of directory entries
dlfcn.h
- dynamic linking
endian.h
- system endianness
errno.h
- system error numbers
fcntl.h
- file control options
fenv.h
- floating-point environment
float.h
- floating types
fmtmsg.h
- message display structures
fnmatch.h
- filename-matching types
ftw.h
- file tree traversal
glob.h
- pathname pattern-matching types
grp.h
- group structure
iconv.h
- codeset conversion facility
inttypes.h
- fixed size integer types
iso646.h
- alternative spellings
langinfo.h
- language information constants
libgen.h
- definitions for pattern matching functions
libintl.h
- international messaging
limits.h
- implementation-defined constants
locale.h
- category macros
math.h
- mathematical declarations
monetary.h
- monetary types
mqueue.h
- message queues (
REALTIME
)
ndbm.h
- definitions for ndbm database operations
netdb.h
- definitions for network database operations
net/if.h
- sockets local interfaces
netinet/in.h
- Internet address family
netinet/tcp.h
- definitions for the Internet Transmission Control Protocol (TCP)
nl_types.h
- data types
poll.h
- definitions for the poll() function
pthread.h
- threads
pwd.h
- password structure
regex.h
- regular expression matching types
sched.h
- execution scheduling
search.h
- search tables
semaphore.h
- semaphores
setjmp.h
- stack environment declarations
signal.h
- signals
spawn.h
- spawn (
ADVANCED REALTIME
)
stdalign.h
- alignment macros
stdarg.h
- handle variable argument list
stdatomic.h
- atomics
stdbool.h
- boolean type and values
stddef.h
- standard type definitions
stdint.h
- integer types
stdio.h
- standard buffered input/output
stdlib.h
- standard library definitions
stdnoreturn.h
- noreturn macro
string.h
- string operations
strings.h
- string operations
sys/ipc.h
- XSI interprocess communication access structure
syslog
- definitions for system error logging
sys/mman.h
- memory management declarations
sys/msg.h
- XSI message queue structures
sys/resource.h
- definitions for XSI resource operations
sys/select.h
- select types
sys/sem.h
- XSI semaphore facility
sys/shm.h
- XSI shared memory facility
sys/socket.h
- main sockets header
sys/stat.h
- data returned by the stat() function
sys/statvfs.h
- VFS File System information structure
sys/time.h
- time types
sys/times.h
- file access and modification times structure
sys/types.h
- data types
sys/uio.h
- definitions for vector I/O operations
sys/un.h
- definitions for UNIX domain sockets
sys/utsname.h
- system name structure
sys/wait.h
- declarations for waiting
tar.h
- extended tar definitions
termios.h
- define values for termios
tgmath.h
- type-generic macros
threads.h
- ISO C threads
time.h
- time types
uchar.h
- Unicode character handling
unistd.h
- standard symbolic constants and types
utmpx.h
- user accounting database definitions
wchar.h
- wide-character handling
wctype.h
- wide-character classification and mapping utilities
wordexp.h
- word-expansion types