SIMPLE SOLUTIONS

Manual pages

Scope: POSIX Programmer's Manual.

[ Alias ↣ ] Name (section) Brief
a64l(3posix) Convert between a 32-bit integer and a radix-64 ASCII string.
abort(3posix) Generate an abnormal process abort.
abs(3posix) Return an integer absolute value.
accept(3posix) Accept a new connection on a socket.
access(3posix) Determine accessibility of a file relative to directory file descriptor.
acos(3posix) Arc cosine functions.
acosh(3posix) Inverse hyperbolic cosine functions.
acosl(3posix) Arc cosine functions.
admin(1posix) Create and administer SCCS files (DEVELOPMENT).
aio.h(7posix) Asynchronous input and output.
aio_cancel(3posix) Cancel an asynchronous I/O request.
aio_error(3posix) Retrieve errors status for an asynchronous I/O operation.
aio_fsync(3posix) Asynchronous file synchronization.
aio_read(3posix) Asynchronous read from a file.
aio_return(3posix) Retrieve return status of an asynchronous I/O operation.
aio_suspend(3posix) Wait for an asynchronous I/O request.
aio_write(3posix) Asynchronous write to a file.
alarm(3posix) Schedule an alarm signal.
alias(1posix) Define or display aliases.
alphasort(3posix) Scan a directory.
ar(1posix) Create and maintain library archives.
arpa_inet.h(7posix) Definitions for internet operations.
asa(1posix) Interpret carriage-control characters.
asctime(3posix) Convert date and time to a string.
asin(3posix) Arc sine function.
asinh(3posix) Inverse hyperbolic sine functions.
asinl(3posix) Arc sine function.
assert(3posix) Insert program diagnostics.
assert.h(7posix) Verify program assertion.
at(1posix) Execute commands at a later time.
atan(3posix) Arc tangent function.
atan2(3posix) Arc tangent functions.
atanf(3posix) Arc tangent function.
atanh(3posix) Inverse hyperbolic tangent functions.
atanl(3posix) Arc tangent function.
atexit(3posix) Register a function to run at process termination.
atof(3posix) Convert a string to a double-precision number.
atoi(3posix) Convert a string to an integer.
atol(3posix) Convert a string to a long integer.
awk(1posix) Pattern scanning and processing language.
basename(1posix) Return non-directory portion of a pathname.
basename(3posix) Return the last component of a pathname.
batch(1posix) Schedule commands to be executed in a batch queue.
bc(1posix) Arbitrary-precision arithmetic language.
bg(1posix) Run jobs in the background.
bind(3posix) Bind a name to a socket.
break(1posix) Exit from for, while, or until loop.
bsearch(3posix) Binary search a sorted table.
btowc(3posix) Single byte to wide character conversion.
c99(1posix) Compile standard C programs.
cabs(3posix) Return a complex absolute value.
cacos(3posix) Complex arc cosine functions.
cacosh(3posix) Complex arc hyperbolic cosine functions.
cacosl(3posix) Complex arc cosine functions.
cal(1posix) Print a calendar.
calloc(3posix) A memory allocator.
carg(3posix) Complex argument functions.
casin(3posix) Complex arc sine functions.
casinh(3posix) Complex arc hyperbolic sine functions.
casinl(3posix) Complex arc sine functions.
cat(1posix) Concatenate and print files.
catan(3posix) Complex arc tangent functions.
catanh(3posix) Complex arc hyperbolic tangent functions.
catanl(3posix) Complex arc tangent functions.
catclose(3posix) Close a message catalog descriptor.
catgets(3posix) Read a program message.
catopen(3posix) Open a message catalog.
cbrt(3posix) Cube root functions.
ccos(3posix) Complex cosine functions.
ccosh(3posix) Complex hyperbolic cosine functions.
ccosl(3posix) Complex cosine functions.
cd(1posix) Change the working directory.
ceil(3posix) Ceiling value function.
cexp(3posix) Complex exponential functions.
cfgetispeed(3posix) Get input baud rate.
cfgetospeed(3posix) Get output baud rate.
cflow(1posix) Generate a C-language flowgraph (DEVELOPMENT).
cfsetispeed(3posix) Set input baud rate.
cfsetospeed(3posix) Set output baud rate.
chdir(3posix) Change working directory.
chgrp(1posix) Change the file group ownership.
chmod(1posix) Change the file modes.
chmod(3posix) Change mode of a file relative to directory file descriptor.
chown(1posix) Change the file ownership.
chown(3posix) Change owner and group of a file relative to directory file descriptor.
cimag(3posix) Complex imaginary functions.
cksum(1posix) Write file checksums and sizes.
clearerr(3posix) Clear indicators on a stream.
clock(3posix) Report CPU time used.
clock_getcpuclockid(3posix) Access a process CPU-time clock (ADVANCED REALTIME).
clock_getres(3posix) Clock and timer functions.
clock_nanosleep(3posix) High resolution sleep with specifiable clock.
clock_settime(3posix) Clock and timer functions.
clog(3posix) Complex natural logarithm functions.
close(3posix) Close a file descriptor.
closedir(3posix) Close a directory stream.
closelog(3posix) Control system log.
cmp(1posix) Compare two files.
colon(1posix) Null utility.
comm(1posix) Select or reject lines common to two files.
command(1posix) Execute a simple command.
complex.h(7posix) Complex arithmetic.
compress(1posix) Compress data.
confstr(3posix) Get configurable variables.
conj(3posix) Complex conjugate functions.
connect(3posix) Connect a socket.
continue(1posix) Continue for, while, or until loop.
copysign(3posix) Number manipulation function.
cos(3posix) Cosine function.
cosh(3posix) Hyperbolic cosine functions.
cosl(3posix) Cosine function.
cp(1posix) Copy files.
cpio.h(7posix) Cpio archive values.
cpow(3posix) Complex power functions.
cproj(3posix) Complex projection functions.
creal(3posix) Complex real functions.
creat(3posix) Create a new file or rewrite an existing one.
crontab(1posix) Schedule periodic background work.
crypt(3posix) String encoding function (CRYPT).
csin(3posix) Complex sine functions.
csinh(3posix) Complex hyperbolic sine functions.
csinl(3posix) Complex sine functions.
csplit(1posix) Split files based on context.
csqrt(3posix) Complex square root functions.
ctags(1posix) Create a tags file (DEVELOPMENT, FORTRAN).
ctan(3posix) Complex tangent functions.
ctanh(3posix) Complex hyperbolic tangent functions.
ctanl(3posix) Complex tangent functions.
ctermid(3posix) Generate a pathname for the controlling terminal.
ctime(3posix) Convert a time value to a date and time string.
ctype.h(7posix) Character types.
cut(1posix) Cut out selected fields of each line of a file.
cxref(1posix) Generate a C-language program cross-reference table (DEVELOPMENT).
date(1posix) Write the date and time.
daylight(3posix) Daylight savings time flag.
dbm_clearerr(3posix)
dd(1posix) Convert and copy a file.
delta(1posix) Make a delta (change) to an SCCS file (DEVELOPMENT).
df(1posix) Report free disk space.
diff(1posix) Compare two files.
difftime(3posix) Compute the difference between two calendar time values.
dirent.h(7posix) Format of directory entries.
dirfd(3posix) Extract the file descriptor used by a DIR stream.
dirname(1posix) Return the directory portion of a pathname.
dirname(3posix) Report the parent directory name of a file pathname.
div(3posix) Compute the quotient and remainder of an integer division.
dlclose(3posix) Close a symbol table handle.
dlerror(3posix) Get diagnostic information.
dlfcn.h(7posix) Dynamic linking.
dlopen(3posix) Open a symbol table handle.
dlsym(3posix) Get the address of a symbol from a symbol table handle.
dot(1posix) Execute commands in the current environment.
dprintf(3posix) Print formatted output.
drand48(3posix) Generate uniformly distrib‐.
du(1posix) Estimate file space usage.
dup(3posix) Duplicate an open file descriptor.
duplocale(3posix) Duplicate a locale object.
echo(1posix) Write arguments to standard output.
ed(1posix) Edit text.
encrypt(3posix) Encoding function (CRYPT).
endgrent(3posix) Group database entry functions.
endhostent(3posix) Network host database functions.
endnetent(3posix) Network database functions.
endprotoent(3posix) Network protocol database functions.
endpwent(3posix) User database functions.
endservent(3posix) Network services database functions.
endutxent(3posix) User accounting database functions.
env(1posix) Set the environment for command invocation.
environ(3posix) Array of character pointers to the environment strings.
erand48(3posix) Generate uniformly distributed pseudo-random numbers.
erf(3posix) Error functions.
erfc(3posix) Complementary error functions.
erff(3posix) Error functions.
errno(3posix) Error return value.
errno.h(7posix) System error numbers.
eval(1posix) Construct command by concatenating arguments.
ex(1posix) Text editor.
exec(1posix) Execute commands and open, close, or copy file descriptors.
exec(3posix) Execute a file.
exit(1posix) Cause the shell to exit.
exit(3posix) Terminate a process.
_Exit(3posix) Terminate a process.
exp(3posix) Exponential function.
exp2(3posix) Exponential base 2 functions.
expand(1posix) Convert tabs to spaces.
expm1(3posix) Compute exponential functions.
export(1posix) Set the export attribute for variables.
expr(1posix) Evaluate arguments as an expression.
fabs(3posix) Absolute value function.
faccessat(3posix) Determine accessibility of a file relative to directory file descriptor.
false(1posix) Return false value.
fattach(3posix) Attach a STREAMS-based file descriptor to a file in the file system name space (STREAMS).
fc(1posix) Process the command history list.
fchdir(3posix) Change working directory.
fchmod(3posix) Change mode of a file.
fchmodat(3posix) Change mode of a file relative to directory file descriptor.
fchown(3posix) Change owner and group of a file.
fchownat(3posix) Change owner and group of a file relative to directory file descriptor.
fclose(3posix) Close a stream.
fcntl(3posix) File control.
fcntl.h(7posix) File control options.
FD_CLR(3posix) Macros for synchronous I/O multiplexing.
fdatasync(3posix) Synchronize the data of a file (REALTIME).
fdetach(3posix) Detach a name from a STREAMS-based file descriptor (STREAMS).
fdim(3posix) Compute positive difference between two floating-point numbers.
fdopen(3posix) Associate a stream with a file descriptor.
fdopendir(3posix) Open directory associated with file descriptor.
feclearexcept(3posix) Clear floating-point exception.
fegetenv(3posix) Get and set current floating-point environment.
fegetexceptflag(3posix) Get and set floating-point status flags.
fegetround(3posix) Get and set current rounding direction.
feholdexcept(3posix) Save current floating-point environment.
fenv.h(7posix) Floating-point environment.
feof(3posix) Test end-of-file indicator on a stream.
feraiseexcept(3posix) Raise floating-point exception.
ferror(3posix) Test error indicator on a stream.
fesetenv(3posix) Set current floating-point environment.
fesetexceptflag(3posix) Set floating-point status flags.
fesetround(3posix) Set current rounding direction.
fetestexcept(3posix) Test floating-point exception flags.
feupdateenv(3posix) Update floating-point environment.
fexecve(3posix) Execute a file.
fflush(3posix) Flush a stream.
ffs(3posix) Find first set bit.
fg(1posix) Run jobs in the foreground.
fgetc(3posix) Get a byte from a stream.
fgetpos(3posix) Get current file position information.
fgets(3posix) Get a string from a stream.
fgetwc(3posix) Get a wide-character code from a stream.
fgetws(3posix) Get a wide-character string from a stream.
file(1posix) Determine file type.
fileno(3posix) Map a stream pointer to a file descriptor.
find(1posix) Find files.
float.h(7posix) Floating types.
flockfile(3posix) Stdio locking functions.
floor(3posix) Floor function.
fma(3posix) Floating-point multiply-add.
fmax(3posix) Determine maximum numeric value of two floating-point numbers.
fmemopen(3posix) Open a memory buffer stream.
fmin(3posix) Determine minimum numeric value of two floating-point numbers.
fmod(3posix) Floating-point remainder value function.
fmtmsg(3posix) Display a message in the specified format on standard error and/or a system console.
fmtmsg.h(7posix) Message display structures.
fnmatch(3posix) Match a filename string or a pathname.
fnmatch.h(7posix) Filename-matching types.
fold(1posix) Filter for folding lines.
fopen(3posix) Open a stream.
fork(3posix) Create a new process.
fort77(1posix) FORTRAN compiler (FORTRAN).
fpathconf(3posix) Get configurable pathname variables.
fpclassify(3posix) Classify real floating type.
fprintf(3posix) Print formatted output.
fputc(3posix) Put a byte on a stream.
fputs(3posix) Put a string on a stream.
fputwc(3posix) Put a wide-character code on a stream.
fputws(3posix) Put a wide-character string on a stream.
fread(3posix) Binary input.
free(3posix) Free allocated memory.
freeaddrinfo(3posix) Get address information.
freelocale(3posix) Free resources allocated for a locale object.
freopen(3posix) Open a stream.
frexp(3posix) Extract mantissa and exponent from a double precision number.
fscanf(3posix) Convert formatted input.
fseek(3posix) Reposition a file-position indicator in a stream.
fsetpos(3posix) Set current file position.
fstat(3posix) Get file status.
fstatat(3posix) Get file status.
fstatvfs(3posix) Get file system information.
fsync(3posix) Synchronize changes to a file.
ftell(3posix) Return a file offset in a stream.
ftok(3posix) Generate an IPC key.
ftruncate(3posix) Truncate a file to a specified length.
ftrylockfile(3posix) Stdio locking functions.
ftw(3posix) Traverse (walk) a file tree.
ftw.h(7posix) File tree traversal.
funlockfile(3posix) Stdio locking functions.
fuser(1posix) List process IDs of all processes that have one or more files open.
futimens(3posix) Set file access and modification times.
fwide(3posix) Set stream orientation.
fwprintf(3posix) Print formatted wide-character output.
fwrite(3posix) Binary output.
fwscanf(3posix) Convert formatted wide-character input.
gai_strerror(3posix) Address and name information error description.
gencat(1posix) Generate a formatted message catalog.
get(1posix) Get a version of an SCCS file (DEVELOPMENT).
getaddrinfo(3posix) Get address information.
getc(3posix) Get a byte from a stream.
getc_unlocked(3posix) Stdio with explicit client locking.
getchar(3posix) Get a byte from a stdin stream.
getchar_unlocked(3posix) Stdio with explicit client locking.
getconf(1posix) Get configuration values.
getcwd(3posix) Get the pathname of the current working directory.
getdate(3posix) Convert user format date and time.
getdelim(3posix) Read a delimited record from stream.
getegid(3posix) Get the effective group ID.
getenv(3posix) Get value of an environment variable.
geteuid(3posix) Get the effective user ID.
getgid(3posix) Get the real group ID.
getgrent(3posix) Get the group database entry.
getgrgid(3posix) Get group database entry for a group ID.
getgrnam(3posix) Search group database for a name.
getgroups(3posix) Get supplementary group IDs.
gethostent(3posix) Network host database functions.
gethostid(3posix) Get an identifier for the current host.
gethostname(3posix) Get name of current host.
getitimer(3posix) Get and set value of interval timer.
getline(3posix) Read a delimited record from stream.
getlogin(3posix) Get login name.
getmsg(3posix) Receive next message from a STREAMS file (STREAMS).
getnameinfo(3posix) Get name information.
getnetbyaddr(3posix) Network database functions.
getopt(3posix) Command option parsing.
getopts(1posix) Parse utility options.
getpeername(3posix) Get the name of the peer socket.
getpgid(3posix) Get the process group ID for a process.
getpgrp(3posix) Get the process group ID of the calling process.
getpid(3posix) Get the process ID.
getpmsg(3posix) Receive next message from a STREAMS file.
getppid(3posix) Get the parent process ID.
getpriority(3posix) Get and set the nice value.
getprotobyname(3posix) Network protocol database functions.
getpwent(3posix) Get user database entry.
getpwnam(3posix) Search user database for a name.
getpwuid(3posix) Search user database for a user ID.
getrlimit(3posix) Control maximum resource consumption.
getrusage(3posix) Get information about resource utilization.
gets(3posix) Get a string from a stdin stream.
getservbyname(3posix) Network services database functions.
getsid(3posix) Get the process group ID of a session leader.
getsockname(3posix) Get the socket name.
getsockopt(3posix) Get the socket options.
getsubopt(3posix) Parse suboption arguments from a string.
gettimeofday(3posix) Get the date and time.
getuid(3posix) Get a real user ID.
getutxent(3posix) Get user accounting database entries.
getwc(3posix) Get a wide character from a stream.
getwchar(3posix) Get a wide character from a stdin stream.
glob(3posix) Generate pathnames matching a pattern.
glob.h(7posix) Pathname pattern-matching types.
gmtime(3posix) Convert a time value to a broken-down UTC time.
grantpt(3posix) Grant access to the slave pseudo-terminal device.
grep(1posix) Search a file for a pattern.
grp.h(7posix) Group structure.
hash(1posix) Remember or report utility locations.
hcreate(3posix) Manage hash search table.
head(1posix) Copy the first part of files.
htonl(3posix) Convert values between host and network byte order.
hypot(3posix) Euclidean distance function.
iconv(1posix) Codeset conversion.
iconv(3posix) Codeset conversion function.
iconv.h(7posix) Codeset conversion facility.
iconv_close(3posix) Codeset conversion deallocation function.
iconv_open(3posix) Codeset conversion allocation function.
id(1posix) Return user identity.
if_freenameindex(3posix) Free memory allocated by if_nameindex.
if_indextoname(3posix) Map a network interface index to its corresponding name.
if_nameindex(3posix) Return all network interface names and indexes.
if_nametoindex(3posix) Map a network interface name to its corresponding index.
ilogb(3posix) Return an unbiased exponent.
imaxabs(3posix) Return absolute value.
imaxdiv(3posix) Return quotient and remainder.
inet_addr(3posix) IPv4 address manipulation.
inet_ntop(3posix) Convert IPv4 and IPv6 addresses between binary and text form.
initstate(3posix) Pseudo-random number functions.
insque(3posix) Insert or remove an element in a queue.
inttypes.h(7posix) Fixed size integer types.
ioctl(3posix) Control a STREAMS device (STREAMS).
ipcrm(1posix) Remove an XSI message queue, semaphore set, or shared memory segment identifier.
ipcs(1posix) Report XSI interprocess communication facilities status.
isalnum(3posix) Test for an alphanumeric character.
isalpha(3posix) Test for an alphabetic character.
isascii(3posix) Test for a 7-bit US-ASCII character.
isastream(3posix) Test a file descriptor (STREAMS).
isatty(3posix) Test for a terminal device.
isblank(3posix) Test for a blank character.
iscntrl(3posix) Test for a control character.
isdigit(3posix) Test for a decimal digit.
isfinite(3posix) Test for finite value.
isgraph(3posix) Test for a visible character.
isgreater(3posix) Test if x greater than y.
isgreaterequal(3posix) Test if x is greater than or equal to y.
isinf(3posix) Test for infinity.
isless(3posix) Test if x is less than y.
islessequal(3posix) Test if x is less than or equal to y.
islessgreater(3posix) Test if x is less than or greater than y.
islower(3posix) Test for a lowercase letter.
isnan(3posix) Test for a NaN.
isnormal(3posix) Test for a normal value.
iso646.h(7posix) Alternative spellings.
isprint(3posix) Test for a printable character.
ispunct(3posix) Test for a punctuation character.
isspace(3posix) Test for a white-space character.
isunordered(3posix) Test if arguments are unordered.
isupper(3posix) Test for an uppercase letter.
iswalnum(3posix) Test for an alphanumeric wide-character code.
iswalpha(3posix) Test for an alphabetic wide-character code.
iswblank(3posix) Test for a blank wide-character code.
iswcntrl(3posix) Test for a control wide-character code.
iswctype(3posix) Test character for a specified class.
iswdigit(3posix) Test for a decimal digit wide-character code.
iswgraph(3posix) Test for a visible wide-character code.
iswlower(3posix) Test for a lowercase letter wide-character code.
iswprint(3posix) Test for a printable wide-character code.
iswpunct(3posix) Test for a punctuation wide-character code.
iswspace(3posix) Test for a white-space wide-character code.
iswupper(3posix) Test for an uppercase letter wide-character code.
iswxdigit(3posix) Test for a hexadecimal digit wide-character code.
isxdigit(3posix) Test for a hexadecimal digit.
j0(3posix) Bessel functions of the first kind.
jobs(1posix) Display status of jobs in the current session.
join(1posix) Relational database operator.
jrand48(3posix) Generate a uniformly distributed pseudo-random long signed integer.
kill(1posix) Terminate or signal processes.
kill(3posix) Send a signal to a process or a group of processes.
killpg(3posix) Send a signal to a process group.
l64a(3posix) Convert a 32-bit integer to a radix-64 ASCII string.
labs(3posix) Return a long integer absolute value.
langinfo.h(7posix) Language information constants.
lchown(3posix) Change the owner and group of a symbolic link.
lcong48(3posix) Seed a uniformly distributed pseudo-random signed long integer generator.
ldexp(3posix) Load exponent of a floating-point number.
ldiv(3posix) Compute quotient and remainder of a long division.
lex(1posix) Generate programs for lexical tasks (DEVELOPMENT).
lfind(3posix) Find entry in a linear search table.
lgamma(3posix) Log gamma function.
libgen.h(7posix) Definitions for pattern matching functions.
limits.h(7posix) Implementation-defined constants.
link(1posix) Call link() function.
link(3posix) Link one file to another file relative to two directory file descriptors.
lio_listio(3posix) List directed I/O.
listen(3posix) Listen for socket connections and limit the queue of incoming connections.
llabs(3posix) Return a long integer absolute value.
lldiv(3posix) Compute quotient and remainder of a long division.
llrint(3posix) Round to the nearest integer value using current rounding direction.
llround(3posix) Round to nearest integer value.
ln(1posix) Link files.
locale(1posix) Get locale-specific information.
locale.h(7posix) Category macros.
localeconv(3posix) Return locale-specific information.
localedef(1posix) Define locale environment.
localtime(3posix) Convert a time value to a broken-down local time.
lockf(3posix) Record locking on files.
log(3posix) Natural logarithm function.
log10(3posix) Base 10 logarithm function.
log1p(3posix) Compute a natural logarithm.
log2(3posix) Compute base 2 logarithm functions.
logb(3posix) Radix-independent exponent.
logf(3posix) Natural logarithm function.
logger(1posix) Log messages.
logname(1posix) Return the user's login name.
longjmp(3posix) Non-local goto.
_longjmp(3posix) Non-local goto.
lp(1posix) Send files to a printer.
lrand48(3posix) Generate uniformly distributed pseudo-random non-negative long integers.
lrint(3posix) Round to nearest integer value using current rounding direction.
lround(3posix) Round to nearest integer value.
ls(1posix) List directory contents.
lsearch(3posix) Linear search and update.
lseek(3posix) Move the read/write file offset.
lstat(3posix) Get file status.
m4(1posix) Macro processor.
mailx(1posix) Process messages.
make(1posix) Maintain, update, and regenerate groups of programs (DEVELOPMENT).
malloc(3posix) A memory allocator.
man(1posix) Display system documentation.
math.h(7posix) Mathematical declarations.
mblen(3posix) Get number of bytes in a character.
mbrlen(3posix) Get number of bytes in a character (restartable).
mbrtowc(3posix) Convert a character to a wide-character code (restartable).
mbsinit(3posix) Determine conversion object status.
mbsrtowcs(3posix) Convert a character string to a wide-character string (restartable).
mbstowcs(3posix) Convert a character string to a wide-character string.
mbtowc(3posix) Convert a character to a wide-character code.
memccpy(3posix) Copy bytes in memory.
memchr(3posix) Find byte in memory.
memcmp(3posix) Compare bytes in memory.
memcpy(3posix) Copy bytes in memory.
memmove(3posix) Copy bytes in memory with overlapping areas.
memset(3posix) Set bytes in memory.
mesg(1posix) Permit or deny messages.
mkdir(1posix) Make directories.
mkdir(3posix) Make a directory relative to directory file descriptor.
mkdtemp(3posix) Create a unique directory or file.
mkfifo(1posix) Make FIFO special files.
mkfifo(3posix) Make a FIFO special file relative to directory file descriptor.
mknod(3posix) Make directory, special file, or regular file.
mkstemp(3posix) Create a unique directory.
mktime(3posix) Convert broken-down time into time since the Epoch.
mlock(3posix) Lock or unlock a range of process address space (REALTIME).
mlockall(3posix) Lock/unlock the address space of a process (REALTIME).
mmap(3posix) Map pages of memory.
modf(3posix) Decompose a floating-point number.
monetary.h(7posix) Monetary types.
more(1posix) Display files on a page-by-page basis.
mprotect(3posix) Set protection of memory mapping.
mq_close(3posix) Close a message queue (REALTIME).
mq_getattr(3posix) Get message queue attributes (REALTIME).
mq_notify(3posix) Notify process that a message is available (REALTIME).
mq_open(3posix) Open a message queue (REALTIME).
mq_receive(3posix) Receive a message from a message queue (REALTIME).
mq_send(3posix) Send a message to a message queue (REALTIME).
mq_setattr(3posix) Set message queue attributes (REALTIME).
mq_timedreceive(3posix) Receive a message from a message queue (ADVANCED REALTIME).
mq_timedsend(3posix) Send a message to a message queue (ADVANCED REALTIME).
mq_unlink(3posix) Remove a message queue (REALTIME).
mqueue.h(7posix) Message queues (REALTIME).
mrand48(3posix) Generate uniformly distributed pseudo-random signed long integers.
msgctl(3posix) XSI message control operations.
msgget(3posix) Get the XSI message queue identifier.
msgrcv(3posix) XSI message receive operation.
msgsnd(3posix) XSI message send operation.
msync(3posix) Synchronize memory with physical storage.
munlock(3posix) Unlock a range of process address space.
munlockall(3posix) Unlock the address space of a process.
munmap(3posix) Unmap pages of memory.
mv(1posix) Move files.
nan(3posix) Return quiet NaN.
nanosleep(3posix) High resolution sleep.
ndbm.h(7posix) Definitions for ndbm database operations.
nearbyint(3posix) Floating-point rounding functions.
net_if.h(7posix) Sockets local interfaces.
netdb.h(7posix) Definitions for network database operations.
netinet_in.h(7posix) Internet address family.
netinet_tcp.h(7posix) Definitions for the Internet Transmission Control Protocol (TCP).
newgrp(1posix) Change to a new group.
newlocale(3posix) Create or modify a locale object.
nextafter(3posix) Next representable floating-point.
nftw(3posix) Walk a file tree.
nice(1posix) Invoke a utility with an altered nice value.
nice(3posix) Change the nice value of a process.
nl(1posix) Line numbering filter.
nl_langinfo(3posix) Language information.
nl_types.h(7posix) Data types.
nm(1posix) Write the name list of an object file (DEVELOPMENT).
nohup(1posix) Invoke a utility immune to hangups.
nrand48(3posix) Generate uniformly distributed pseudo-random non-negative long integers.
ntohl(3posix) Convert values between host and network byte order.
od(1posix) Dump files in various formats.
open(3posix) Open file relative to directory file descriptor.
open_memstream(3posix) Open a dynamic memory buffer stream.
openat(3posix) Open file relative to directory file descriptor.
opendir(3posix) Open directory associated with file descriptor.
openlog(3posix) Open a connection to the logging facility.
optarg(3posix) Options parsing variables.
paste(1posix) Merge corresponding or subsequent lines of files.
patch(1posix) Apply changes to files.
pathchk(1posix) Check pathnames.
pathconf(3posix) Get configurable pathname variables.
pause(3posix) Suspend the thread until a signal is received.
pax(1posix) Portable archive interchange.
pclose(3posix) Close a pipe stream to or from a process.
perror(3posix) Write error messages to standard error.
pipe(3posix) Create an interprocess channel.
poll(3posix) Input/output multiplexing.
poll.h(7posix) Definitions for the poll() function.
popen(3posix) Initiate pipe streams to or from a process.
posix_fadvise(3posix) File advisory information (ADVANCED REALTIME).
posix_fallocate(3posix) File space control (ADVANCED REALTIME).
posix_madvise(3posix) Memory advisory information and alignment control (ADVANCED REALTIME).
posix_mem_offset(3posix) Find offset and length of a mapped typed memory block (ADVANCED REALTIME).
posix_memalign(3posix) Aligned memory allocation (ADVANCED REALTIME).
posix_openpt(3posix) Open a pseudo-terminal device.
posix_spawn(3posix) Spawn a process (ADVANCED REALTIME).
posix_spawn_file_actions_addclose(3posix) Add close or open action to spawn file.
posix_spawn_file_actions_adddup2(3posix) Add dup2 action to spawn file actions object (ADVANCED REALTIME).
posix_spawn_file_actions_addopen(3posix) Add open action to spawn file actions object (ADVANCED REALTIME).
posix_spawn_file_actions_destroy(3posix) Destroy and initialize spawn file actions.
posix_spawnattr_destroy(3posix) Destroy and initialize spawn attributes object (ADVANCED REAL‐.
posix_spawnattr_getflags(3posix) Get and set the spawn-flags attribute of a spawn.
posix_spawnattr_getpgroup(3posix) Get and set the spawn-pgroup attribute of a spawn.
posix_spawnattr_getschedparam(3posix) Get and set the spawn-schedparam attribute of a.
posix_spawnattr_getschedpolicy(3posix) Get and set the spawn-schedpolicy attribute.
posix_spawnattr_getsigdefault(3posix) Get and set the spawn-sigdefault attribute of a.
posix_spawnattr_getsigmask(3posix) Get and set the spawn-sigmask attribute of a spawn.
posix_spawnattr_init(3posix) Initialize the spawn attributes object (ADVANCED REALTIME).
posix_spawnattr_setflags(3posix) Set the spawn-flags attribute of a spawn attributes object (ADVANCED REALTIME).
posix_spawnattr_setpgroup(3posix) Set the spawn-pgroup attribute of a spawn attributes object (ADVANCED REALTIME).
posix_spawnattr_setschedparam(3posix) Set the spawn-schedparam attribute of a spawn attributes object (ADVANCED.
posix_spawnattr_setschedpolicy(3posix) Set the spawn-schedpolicy attribute of a spawn attributes object (ADVANCED.
posix_spawnattr_setsigdefault(3posix) Set the spawn-sigdefault attribute of a spawn attributes object (ADVANCED.
posix_spawnattr_setsigmask(3posix) Set the spawn-sigmask attribute of a spawn attributes object (ADVANCED REALTIME).
posix_spawnp(3posix) Spawn a process (ADVANCED REALTIME).
posix_trace_attr_destroy(3posix) Destroy and initialize the trace stream attributes object.
posix_trace_attr_getclockres(3posix)
posix_trace_attr_getinherited(3posix)
posix_trace_attr_getlogsize(3posix)
posix_trace_attr_getname(3posix) Retrieve and set information about a trace stream (TRACING).
posix_trace_attr_getstreamfullpolicy(3posix) Retrieve and set the behavior of a trace stream (TRACING).
posix_trace_attr_getstreamsize(3posix) Retrieve and set trace stream size attributes (TRACING).
posix_trace_attr_init(3posix) Initialize the trace stream attributes object (TRACING).
posix_trace_attr_setinherited(3posix) Retrieve and set the behavior of a trace.
posix_trace_attr_setlogsize(3posix) Retrieve and set trace stream size attributes.
posix_trace_attr_setname(3posix) Retrieve and set information about a trace stream (TRACING).
posix_trace_attr_setstreamfullpolicy(3posix) Retrieve and set the behavior of a trace stream (TRACING).
posix_trace_attr_setstreamsize(3posix) Retrieve and set trace stream size attributes (TRACING).
posix_trace_clear(3posix) Clear trace stream and trace log (TRACING).
posix_trace_close(3posix) Trace log management (TRACING).
posix_trace_create(3posix) Trace stream ini‐.
posix_trace_event(3posix) Trace functions for instrumenting application code (TRACING).
posix_trace_eventid_equal(3posix) Manipulate the trace.
posix_trace_eventid_open(3posix) Trace functions for instrumenting application code (TRACING).
posix_trace_eventset_add(3posix)
posix_trace_eventtypelist_getnext_id(3posix) Iterate over a mapping of trace event.
posix_trace_flush(3posix) Trace stream flush from a process (TRACING).
posix_trace_get_attr(3posix) Retrieve the trace attributes or trace status (TRACING).
posix_trace_get_filter(3posix) Retrieve and set the filter of an initialized trace stream.
posix_trace_get_status(3posix) Retrieve the trace status (TRACING).
posix_trace_getnext_event(3posix) Retrieve a trace.
posix_trace_open(3posix) Trace log management (TRACING).
posix_trace_set_filter(3posix) Set filter of an initialized trace stream (TRACING).
posix_trace_shutdown(3posix) Trace stream shutdown from a process (TRACING).
posix_trace_start(3posix) Trace start and stop (TRACING).
posix_trace_timedgetnext_event(3posix) Retrieve a trace event (TRACING).
posix_trace_trid_eventid_open(3posix) Open a trace event type identifier (TRACING).
posix_trace_trygetnext_event(3posix) Retrieve a trace event (TRACING).
posix_typed_mem_get_info(3posix) Query typed memory information (ADVANCED REALTIME).
posix_typed_mem_open(3posix) Open a typed memory object (ADVANCED REALTIME).
pow(3posix) Power function.
pr(1posix) Print files.
pread(3posix) Read from a file.
printf(1posix) Write formatted output.
printf(3posix) Print formatted output.
prs(1posix) Print an SCCS file (DEVELOPMENT).
ps(1posix) Report process status.
pselect(3posix) Synchronous I/O multiplexing.
psiginfo(3posix) Print signal information to standard error.
pthread.h(7posix) Threads.
pthread_atfork(3posix) Register fork handlers.
pthread_attr_destroy(3posix) Destroy and initialize the thread attributes object.
pthread_attr_getdetachstate(3posix) Get and set the detachstate attribute.
pthread_attr_getguardsize(3posix) Get and set the thread guardsize attribute.
pthread_attr_getinheritsched(3posix) Get and set the inheritsched attribute (REALTIME.
pthread_attr_getschedparam(3posix) Get and set the schedparam attribute.
pthread_attr_getschedpolicy(3posix) Get and set the schedpolicy attribute (REALTIME.
pthread_attr_getscope(3posix) Get and set the contentionscope attribute (REALTIME THREADS).
pthread_attr_getstack(3posix) Get and set stack attributes.
pthread_attr_getstacksize(3posix) Get and set the stacksize attribute.
pthread_attr_init(3posix) Initialize the thread attributes object.
pthread_attr_setdetachstate(3posix) Set the detachstate attribute.
pthread_attr_setguardsize(3posix) Set the thread guardsize attribute.
pthread_attr_setinheritsched(3posix) Set the inheritsched attribute (REALTIME THREADS).
pthread_attr_setschedparam(3posix) Set the schedparam attribute.
pthread_attr_setschedpolicy(3posix) Set the schedpolicy attribute (REALTIME THREADS).
pthread_attr_setscope(3posix) Set the contentionscope attribute (REALTIME THREADS).
pthread_attr_setstack(3posix) Set the stack attribute.
pthread_attr_setstacksize(3posix) Set the stacksize attribute.
pthread_barrier_destroy(3posix) Destroy and initialize a barrier object.
pthread_barrier_wait(3posix) Synchronize at a barrier.
pthread_barrierattr_destroy(3posix) Destroy and initialize the barrier attributes object.
pthread_barrierattr_getpshared(3posix) Get and set the process-shared attribute of.
pthread_barrierattr_init(3posix) Initialize the barrier attributes object.
pthread_barrierattr_setpshared(3posix) Set the process-shared attribute of the barrier attributes object.
pthread_cancel(3posix) Cancel execution of a thread.
pthread_cleanup_pop(3posix) Establish cancellation handlers.
pthread_cond_broadcast(3posix) Broadcast or signal a condition.
pthread_cond_destroy(3posix) Destroy and initialize condition variables.
pthread_cond_signal(3posix) Signal a condition.
pthread_cond_timedwait(3posix) Wait on a condition.
pthread_condattr_destroy(3posix) Destroy and initialize the condition variable attributes.
pthread_condattr_getclock(3posix) Get and set the clock selection condition variable.
pthread_condattr_getpshared(3posix) Get and set the process-shared condition variable.
pthread_condattr_init(3posix) Initialize the condition variable attributes object.
pthread_condattr_setclock(3posix) Set the clock selection condition variable attribute.
pthread_condattr_setpshared(3posix) Set the process-shared condition variable attribute.
pthread_create(3posix) Thread creation.
pthread_detach(3posix) Detach a thread.
pthread_equal(3posix) Compare thread IDs.
pthread_exit(3posix) Thread termination.
pthread_getconcurrency(3posix) Get and set the level of concurrency.
pthread_getcpuclockid(3posix) Access a thread CPU-time clock (ADVANCED REALTIME THREADS).
pthread_getschedparam(3posix) Dynamic thread scheduling parameters access (REALTIME THREADS).
pthread_getspecific(3posix) Thread-specific data management.
pthread_join(3posix) Wait for thread termination.
pthread_key_create(3posix) Thread-specific data key creation.
pthread_key_delete(3posix) Thread-specific data key deletion.
pthread_kill(3posix) Send a signal to a thread.
pthread_mutex_consistent(3posix) Mark state protected by robust mutex as consistent.
pthread_mutex_destroy(3posix) Destroy and initialize a mutex.
pthread_mutex_getprioceiling(3posix) Get and set the priority ceiling of a mutex.
pthread_mutex_init(3posix) Destroy and initialize a mutex.
pthread_mutex_lock(3posix) Lock and unlock a mutex.
pthread_mutex_setprioceiling(3posix) Change the priority ceiling of a mutex (REALTIME THREADS).
pthread_mutex_timedlock(3posix) Lock a mutex.
pthread_mutex_trylock(3posix) Lock and unlock a mutex.
pthread_mutexattr_destroy(3posix) Destroy and initialize the mutex attributes object.
pthread_mutexattr_getprioceiling(3posix) Get and set the prioceiling attribute of.
pthread_mutexattr_getprotocol(3posix) Get and set the protocol attribute of the mutex.
pthread_mutexattr_getpshared(3posix) Get and set the process-shared attribute.
pthread_mutexattr_getrobust(3posix) Get and set the mutex robust attribute.
pthread_mutexattr_gettype(3posix) Get and set the mutex type attribute.
pthread_mutexattr_init(3posix) Initialize the mutex attributes object.
pthread_mutexattr_setprioceiling(3posix) Set the prioceiling attribute of the mutex attributes object (REALTIME.
pthread_mutexattr_setprotocol(3posix) Set the protocol attribute of the mutex attributes object (REALTIME THREADS).
pthread_mutexattr_setpshared(3posix) Set the process-shared attribute.
pthread_mutexattr_setrobust(3posix) Get and set the mutex robust attribute.
pthread_mutexattr_settype(3posix) Set the mutex type attribute.
pthread_once(3posix) Dynamic package initialization.
pthread_rwlock_destroy(3posix) Destroy and initialize a read-write lock object.
pthread_rwlock_rdlock(3posix) Lock a read-write lock object for reading.
pthread_rwlock_timedrdlock(3posix) Lock a read-write lock for reading.
pthread_rwlock_timedwrlock(3posix) Lock a read-write lock for writing.
pthread_rwlock_tryrdlock(3posix) Lock a read-write lock object for reading.
pthread_rwlock_trywrlock(3posix) Lock a read-write lock object for writing.
pthread_rwlock_unlock(3posix) Unlock a read-write lock object.
pthread_rwlock_wrlock(3posix) Lock a read-write lock object for writing.
pthread_rwlockattr_destroy(3posix) Destroy and initialize the read-write lock attributes.
pthread_rwlockattr_getpshared(3posix) Get and set the process-shared attribute of the.
pthread_rwlockattr_init(3posix) Initialize the read-write lock attributes object.
pthread_rwlockattr_setpshared(3posix) Set the process-shared attribute of the read-write lock attributes object.
pthread_self(3posix) Get the calling thread ID.
pthread_setcancelstate(3posix) Set cancelability state.
pthread_setconcurrency(3posix) Set the level of concurrency.
pthread_setschedparam(3posix) Dynamic thread scheduling parameters access (REALTIME THREADS).
pthread_setschedprio(3posix) Dynamic thread scheduling parameters access (REALTIME THREADS).
pthread_setspecific(3posix) Thread-specific data management.
pthread_sigmask(3posix) Examine and change blocked signals.
pthread_spin_destroy(3posix) Destroy or initialize a spin lock object.
pthread_spin_lock(3posix) Lock a spin lock object.
pthread_spin_unlock(3posix) Unlock a spin lock object.
pthread_testcancel(3posix) Set cancelability state.
ptsname(3posix) Get name of the slave pseudo-terminal device.
putc(3posix) Put a byte on a stream.
putc_unlocked(3posix) Stdio with explicit client locking.
putchar(3posix) Put a byte on a stdout stream.
putchar_unlocked(3posix) Stdio with explicit client locking.
putenv(3posix) Change or add a value to an environment.
putmsg(3posix) Send a message on a STREAM (STREAMS).
puts(3posix) Put a string on standard output.
pututxline(3posix) Put an entry into the user accounting database.
putwc(3posix) Put a wide character on a stream.
putwchar(3posix) Put a wide character on a stdout stream.
pwd(1posix) Return working directory name.
pwd.h(7posix) Password structure.
pwrite(3posix) Write on a file.
qalter(1posix) Alter batch job.
qdel(1posix) Delete batch jobs.
qhold(1posix) Hold batch jobs.
qmove(1posix) Move batch jobs.
qmsg(1posix) Send message to batch jobs.
qrerun(1posix) Rerun batch jobs.
qrls(1posix) Release batch jobs.
qselect(1posix) Select batch jobs.
qsig(1posix) Signal batch jobs.
qsort(3posix) Sort a table of data.
qstat(1posix) Show status of batch jobs.
qsub(1posix) Submit a script.
raise(3posix) Send a signal to the executing process.
rand(3posix) Pseudo-random number generator.
random(3posix) Generate pseudo-random number.
read(1posix) Read a line from standard input.
read(3posix) Read from a file.
readdir(3posix) Read a directory.
readlink(3posix) Read the contents of a symbolic link.
readonly(1posix) Set the readonly attribute for variables.
readv(3posix) Read a vector.
realloc(3posix) Memory reallocator.
realpath(3posix) Resolve a pathname.
recv(3posix) Receive a message from a connected socket.
recvfrom(3posix) Receive a message from a socket.
recvmsg(3posix) Receive a message from a socket.
regcomp(3posix) Regular expression matching.
regex.h(7posix) Regular expression matching types.
remainder(3posix) Remainder function.
remove(3posix) Remove a file.
remque(3posix) Remove an element from a queue.
remquo(3posix) Remainder functions.
rename(3posix) Rename file relative to directory file descriptor.
renice(1posix) Set nice values of running processes.
return(1posix) Return from a function or dot script.
rewind(3posix) Reset the file position indicator in a stream.
rewinddir(3posix) Reset the position of a directory stream to the beginning of a directory.
rint(3posix) Round-to-nearest integral value.
rm(1posix) Remove directory entries.
rmdel(1posix) Remove a delta from an SCCS file (DEVELOPMENT).
rmdir(1posix) Remove directories.
rmdir(3posix) Remove a directory.
round(3posix) Round to the nearest integer value in a floating-point format.
sact(1posix) Print current SCCS file-editing activity (DEVELOPMENT).
scalbln(3posix) Compute exponent using FLT_RADIX.
scandir(3posix) Scan a directory.
scanf(3posix) Convert formatted input.
sccs(1posix) Front end for the SCCS subsystem (DEVELOPMENT).
sched.h(7posix) Execution scheduling.
sched_get_priority_max(3posix) Get priority limits (REALTIME).
sched_getparam(3posix) Get scheduling parameters (REALTIME).
sched_getscheduler(3posix) Get scheduling policy (REALTIME).
sched_rr_get_interval(3posix) Get execution time limits (REALTIME).
sched_setparam(3posix) Set scheduling parameters (REALTIME).
sched_setscheduler(3posix) Set scheduling policy and parameters (REALTIME).
sched_yield(3posix) Yield the processor.
search.h(7posix) Search tables.
sed(1posix) Stream editor.
seed48(3posix) Seed a uniformly distributed pseudo-random non-negative long integer generator.
seekdir(3posix) Set the position of a directory stream.
select(3posix) Synchronous I/O multiplexing.
sem_close(3posix) Close a named semaphore.
sem_destroy(3posix) Destroy an unnamed semaphore.
sem_getvalue(3posix) Get the value of a semaphore.
sem_init(3posix) Initialize an unnamed semaphore.
sem_open(3posix) Initialize and open a named semaphore.
sem_post(3posix) Unlock a semaphore.
sem_timedwait(3posix) Lock a semaphore.
sem_trywait(3posix) Lock a semaphore.
sem_unlink(3posix) Remove a named semaphore.
sem_wait(3posix) Lock a semaphore.
semaphore.h(7posix) Semaphores.
semctl(3posix) XSI semaphore control operations.
semget(3posix) Get set of XSI semaphores.
semop(3posix) XSI semaphore operations.
send(3posix) Send a message on a socket.
sendmsg(3posix) Send a message on a socket using a message structure.
sendto(3posix) Send a message on a socket.
set(1posix) Set or unset options and positional parameters.
setbuf(3posix) Assign buffering to a stream.
setegid(3posix) Set the effective group ID.
setenv(3posix) Add or change environment variable.
seteuid(3posix) Set effective user ID.
setgid(3posix) Set-group-ID.
setgrent(3posix) Reset the group database to the first entry.
sethostent(3posix) Network host database functions.
setitimer(3posix) Set the value of an interval timer.
setjmp(3posix) Set jump point for a non-local goto.
setjmp.h(7posix) Stack environment declarations.
setkey(3posix) Set encoding key (CRYPT).
setlocale(3posix) Set program locale.
setlogmask(3posix) Set the log priority mask.
setnetent(3posix) Network database function.
setpgid(3posix) Set process group ID for job control.
setpgrp(3posix) Set the process group ID.
setpriority(3posix) Set the nice value.
setprotoent(3posix) Network protocol database functions.
setpwent(3posix) User database function.
setregid(3posix) Set real and effective group IDs.
setreuid(3posix) Set real and effective user IDs.
setrlimit(3posix) Control maximum resource consumption.
setservent(3posix) Network services database functions.
setsid(3posix) Create session and set process group ID.
setsockopt(3posix) Set the socket options.
setstate(3posix) Switch pseudo-random number generator state arrays.
setuid(3posix) Set user ID.
setutxent(3posix) Reset the user accounting database to the first entry.
setvbuf(3posix) Assign buffering to a stream.
sh(1posix) Shell, the standard command language interpreter.
shift(1posix) Shift positional parameters.
shm_open(3posix) Open a shared memory object (REALTIME).
shm_unlink(3posix) Remove a shared memory object (REALTIME).
shmat(3posix) XSI shared memory attach operation.
shmctl(3posix) XSI shared memory control operations.
shmdt(3posix) XSI shared memory detach operation.
shmget(3posix) Get an XSI shared memory segment.
shutdown(3posix) Shut down socket send and receive operations.
sigaction(3posix) Examine and change a signal action.
sigaddset(3posix) Add a signal to a signal set.
sigaltstack(3posix) Set and get signal alternate stack context.
sigdelset(3posix) Delete a signal from a signal set.
sigemptyset(3posix) Initialize and empty a signal set.
sigfillset(3posix) Initialize and fill a signal set.
sighold(3posix) Signal management.
siginterrupt(3posix) Allow signals to interrupt functions.
sigismember(3posix) Test for a signal in a signal set.
siglongjmp(3posix) Non-local goto with signal handling.
signal(3posix) Signal management.
signal.h(7posix) Signals.
signbit(3posix) Test sign.
signgam(3posix) Log gamma function.
sigpause(3posix) Remove a signal from the signal mask and suspend the thread.
sigpending(3posix) Examine pending signals.
sigprocmask(3posix) Examine and change blocked signals.
sigqueue(3posix) Queue a signal to a process.
sigrelse(3posix) Signal management.
sigsetjmp(3posix) Set jump point for a non-local goto.
sigsuspend(3posix) Wait for a signal.
sigtimedwait(3posix) Wait for queued signals.
sigwait(3posix) Wait for queued signals.
sigwaitinfo(3posix) Wait for queued signals.
sin(3posix) Sine function.
sinh(3posix) Hyperbolic sine functions.
sinl(3posix) Sine function.
sleep(1posix) Suspend execution for an interval.
sleep(3posix) Suspend execution for an interval of time.
snprintf(3posix) Print formatted output.
sockatmark(3posix) Determine whether a socket is at the out-of-band mark.
socket(3posix) Create an endpoint for communication.
socketpair(3posix) Create a pair of connected sockets.
sort(1posix) Sort, merge, or sequence check text files.
spawn.h(7posix) Spawn (ADVANCED REALTIME).
split(1posix) Split files into pieces.
sprintf(3posix) Print formatted output.
sqrt(3posix) Square root function.
srand(3posix) Pseudo-random number generator.
srand48(3posix) Seed the uniformly distributed double-precision pseudo-random number generator.
srandom(3posix) Seed pseudo-random number generator.
sscanf(3posix) Convert formatted input.
stat(3posix) Get file status.
statvfs(3posix) Get file system information.
stdarg.h(7posix) Handle variable argument list.
stdbool.h(7posix) Boolean type and values.
stddef.h(7posix) Standard type definitions.
stdin(3posix) Standard I/O streams.
stdint.h(7posix) Integer types.
stdio.h(7posix) Standard buffered input/output.
stdlib.h(7posix) Standard library definitions.
stpcpy(3posix) Copy a string and return a pointer to the end of the result.
stpncpy(3posix) Copy fixed length string, returning a pointer to the array end.
strcasecmp(3posix) Case-insensitive string comparisons.
strcat(3posix) Concatenate two strings.
strchr(3posix) String scanning operation.
strcmp(3posix) Compare two strings.
strcoll(3posix) String comparison using collating information.
strcpy(3posix) Copy a string and return a pointer to the end of the result.
strcspn(3posix) Get the length of a complementary substring.
strdup(3posix) Duplicate a specific number of bytes from a string.
strerror(3posix) Get error message string.
strfmon(3posix) Convert monetary value to a string.
strftime(3posix) Convert date and time to a string.
string.h(7posix) String operations.
strings(1posix) Find printable strings in files.
strings.h(7posix) String operations.
strip(1posix) Remove unnecessary information from strippable files (DEVELOPMENT).
strlen(3posix) Get length of fixed size string.
strncasecmp(3posix) Case-insensitive string comparisons.
strncat(3posix) Concatenate a string with part of another.
strncmp(3posix) Compare part of two strings.
strncpy(3posix) Copy fixed length string, returning a pointer to the array end.
strndup(3posix) Duplicate a specific number of bytes from a string.
strnlen(3posix) Get length of fixed size string.
stropts.h(7posix) STREAMS interface (STREAMS).
strpbrk(3posix) Scan a string for a byte.
strptime(3posix) Date and time conversion.
strrchr(3posix) String scanning operation.
strsignal(3posix) Get name of signal.
strspn(3posix) Get length of a substring.
strstr(3posix) Find a substring.
strtod(3posix) Convert a string to a double-precision number.
strtoimax(3posix) Convert string to integer type.
strtok(3posix) Split string into tokens.
strtol(3posix) Convert a string to a long integer.
strtold(3posix) Convert a string to a double-precision number.
strtoll(3posix) Convert a string to a long integer.
strtoul(3posix) Convert a string to an unsigned long.
strtoumax(3posix) Convert a string to an integer type.
strxfrm(3posix) String transformation.
stty(1posix) Set the options for a terminal.
swab(3posix) Swap bytes.
swprintf(3posix) Print formatted wide-character output.
swscanf(3posix) Convert formatted wide-character input.
symlink(3posix) Make a symbolic link relative to directory file descriptor.
sync(3posix) Schedule file system updates.
sys_ipc.h(7posix) XSI interprocess communication access structure.
sys_mman.h(7posix) Memory management declarations.
sys_msg.h(7posix) XSI message queue structures.
sys_resource.h(7posix) Definitions for XSI resource operations.
sys_select.h(7posix) Select types.
sys_sem.h(7posix) XSI semaphore facility.
sys_shm.h(7posix) XSI shared memory facility.
sys_socket.h(7posix) Main sockets header.
sys_stat.h(7posix) Data returned by the stat() function.
sys_statvfs.h(7posix) VFS File System information structure.
sys_time.h(7posix) Time types.
sys_times.h(7posix) File access and modification times structure.
sys_types.h(7posix) Data types.
sys_uio.h(7posix) Definitions for vector I/O operations.
sys_un.h(7posix) Definitions for UNIX domain sockets.
sys_utsname.h(7posix) System name structure.
sys_wait.h(7posix) Declarations for waiting.
sysconf(3posix) Get configurable system variables.
syslog(3posix) Log a message.
syslog.h(7posix) Definitions for system error logging.
system(3posix) Issue a command.
tabs(1posix) Set terminal tabs.
tail(1posix) Copy the last part of a file.
talk(1posix) Talk to another user.
tan(3posix) Tangent function.
tanh(3posix) Hyperbolic tangent functions.
tanl(3posix) Tangent function.
tar.h(7posix) Extended tar definitions.
tcdrain(3posix) Wait for transmission of output.
tcflow(3posix) Suspend or restart the transmission or reception of data.
tcflush(3posix) Flush non-transmitted output data, non-read input data, or both.
tcgetattr(3posix) Get the parameters associated with the terminal.
tcgetpgrp(3posix) Get the foreground process group ID.
tcgetsid(3posix) Get the process group ID for the session leader for the controlling terminal.
tcsendbreak(3posix) Send a break for a specific duration.
tcsetattr(3posix) Set the parameters associated with the terminal.
tcsetpgrp(3posix) Set the foreground process group ID.
tdelete(3posix) Manage a binary search tree.
tee(1posix) Duplicate standard input.
telldir(3posix) Current location of a named directory stream.
tempnam(3posix) Create a name for a temporary file.
termios.h(7posix) Define values for termios.
test(1posix) Evaluate expression.
tfind(3posix) Search binary search tree.
tgamma(3posix) Compute gamma() function.
tgmath.h(7posix) Type-generic macros.
time(1posix) Time a simple command.
time(3posix) Get time.
time.h(7posix) Time types.
timer_create(3posix) Create a per-process timer.
timer_delete(3posix) Delete a per-process timer.
timer_getoverrun(3posix) Per-process timers.
times(1posix) Write process times.
times(3posix) Get process and waited-for child process times.
timezone(3posix) Difference from UTC and local standard time.
tmpfile(3posix) Create a temporary file.
tmpnam(3posix) Create a name for a temporary file.
toascii(3posix) Translate an integer to a 7-bit ASCII character.
tolower(3posix) Transliterate uppercase characters to lowercase.
_tolower(3posix) Transliterate uppercase characters to lowercase.
touch(1posix) Change file access and modification times.
_toupper(3posix) Transliterate lowercase characters to uppercase.
toupper(3posix) Transliterate lowercase characters to uppercase.
towctrans(3posix) Wide-character transliteration.
towlower(3posix) Transliterate uppercase wide-character code to lowercase.
towupper(3posix) Transliterate lowercase wide-character code to uppercase.
tput(1posix) Change terminal characteristics.
tr(1posix) Translate characters.
trace.h(7posix) Tracing.
trap(1posix) Trap signals.
true(1posix) Return true value.
trunc(3posix) Round to truncated integer value.
truncate(3posix) Truncate a file to a specified length.
truncf(3posix) Round to truncated integer value.
tsearch(3posix) Search a binary search tree.
tsort(1posix) Topological sort.
tty(1posix) Return user's terminal name.
ttyname(3posix) Find the pathname of a terminal.
twalk(3posix) Traverse a binary search tree.
type(1posix) Write a description of command type.
tzset(3posix) Set timezone conversion information.
ulimit(1posix) Set or report file size limit.
ulimit(3posix) Get and set process limits.
ulimit.h(7posix) Ulimit commands.
umask(1posix) Get or set the file mode creation mask.
umask(3posix) Set and get the file mode creation mask.
unalias(1posix) Remove alias definitions.
uname(1posix) Return system name.
uname(3posix) Get the name of the current system.
uncompress(1posix) Expand compressed data.
unexpand(1posix) Convert spaces to tabs.
unget(1posix) Undo a previous get of an SCCS file (DEVELOPMENT).
ungetc(3posix) Push byte back into input stream.
ungetwc(3posix) Push wide-character code back into the input stream.
uniq(1posix) Report or filter out repeated lines in a file.
unistd.h(7posix) Standard symbolic constants and types.
unlink(1posix) Call the unlink() function.
unlink(3posix) Remove a directory entry relative to directory file descriptor.
unlockpt(3posix) Unlock a pseudo-terminal master/slave pair.
unset(1posix) Unset values and attributes of variables and functions.
unsetenv(3posix) Remove an environment variable.
uselocale(3posix) Use locale in current thread.
utime(3posix) Set file access and modification times.
utime.h(7posix) Access and modification times structure.
utimensat(3posix) Set file access and modification times relative to directory file descriptor.
utmpx.h(7posix) User accounting database definitions.
uucp(1posix) System-to-system copy.
uudecode(1posix) Decode a binary file.
uuencode(1posix) Encode a binary file.
uustat(1posix) Uucp status enquiry and job control.
uux(1posix) Remote command execution.
va_arg(3posix) Handle variable argument list.
val(1posix) Validate SCCS files (DEVELOPMENT).
vfprintf(3posix) Format output of a stdarg argument list.
vfscanf(3posix) Format input of a stdarg argument list.
vfwprintf(3posix) Wide-character formatted output of a stdarg argument list.
vfwscanf(3posix) Wide-character formatted input of a stdarg argument list.
vi(1posix) Screen-oriented (visual) display editor.
vprintf(3posix) Format the output of a stdarg argument list.
vscanf(3posix) Format input of a stdarg argument list.
vsnprintf(3posix) Format output of a stdarg argument list.
vsscanf(3posix) Format input of a stdarg argument list.
vswprintf(3posix) Wide-character formatted output of a stdarg argument list.
vswscanf(3posix) Wide-character formatted input of a stdarg argument list.
vwprintf(3posix) Wide-character formatted output of a stdarg argument list.
vwscanf(3posix) Wide-character formatted input of a stdarg argument list.
wait(1posix) Await process completion.
wait(3posix) Wait for a child process to stop or terminate.
waitid(3posix) Wait for a child process to change state.
waitpid(3posix) Wait for a child process to stop or terminate.
wc(1posix) Word, line, and byte or character count.
wchar.h(7posix) Wide-character handling.
wcpcpy(3posix) Copy a wide-character string, returning a pointer to its end.
wcpncpy(3posix) Copy a fixed-size wide-character string, returning a pointer to its end.
wcrtomb(3posix) Convert a wide-character code to a character (restartable).
wcscasecmp(3posix) Case-insensitive wide-character string comparison.
wcscat(3posix) Concatenate two wide-character strings.
wcschr(3posix) Wide-character string scanning operation.
wcscmp(3posix) Compare two wide-character strings.
wcscoll(3posix) Wide-character string comparison using collating information.
wcscpy(3posix) Copy a wide-character string, returning a pointer to its end.
wcscspn(3posix) Get the length of a complementary wide substring.
wcsdup(3posix) Duplicate a wide-character string.
wcsftime(3posix) Convert date and time to a wide-character string.
wcslen(3posix) Get length of a fixed-sized wide-character string.
wcsncasecmp(3posix) Case-insensitive wide-character string comparison.
wcsncat(3posix) Concatenate a wide-character string with part of another.
wcsncmp(3posix) Compare part of two wide-character strings.
wcsncpy(3posix) Copy a fixed-size wide-character string, returning a pointer to its end.
wcsnlen(3posix) Get length of a fixed-sized wide-character string.
wcsnrtombs(3posix) Convert wide-character string to multi-byte string.
wcspbrk(3posix) Scan a wide-character string for a wide-character code.
wcsrchr(3posix) Wide-character string scanning operation.
wcsrtombs(3posix) Convert a wide-character string to a character string (restartable).
wcsspn(3posix) Get the length of a wide substring.
wcsstr(3posix) Find a wide-character substring.
wcstod(3posix) Convert a wide-character string to a double-precision number.
wcstoimax(3posix) Convert a wide-character string to an integer type.
wcstok(3posix) Split a wide-character string into tokens.
wcstol(3posix) Convert a wide-character string to a long integer.
wcstold(3posix) Convert a wide-character string to a double-precision number.
wcstoll(3posix) Convert a wide-character string to a long integer.
wcstombs(3posix) Convert a wide-character string to a character string.
wcstoul(3posix) Convert a wide-character string to an unsigned long.
wcstoumax(3posix) Convert a wide-character string to an integer type.
wcswidth(3posix) Number of column positions of a wide-character string.
wcsxfrm(3posix) Wide-character string transformation.
wctob(3posix) Wide-character to single-byte conversion.
wctomb(3posix) Convert a wide-character code to a character.
wctrans(3posix) Define character mapping.
wctype(3posix) Define character class.
wctype.h(7posix) Wide-character classification and mapping utilities.
wcwidth(3posix) Number of column positions of a wide-character code.
what(1posix) Identify SCCS files (DEVELOPMENT).
who(1posix) Display who is on the system.
wmemchr(3posix) Find a wide character in memory.
wmemcmp(3posix) Compare wide characters in memory.
wmemcpy(3posix) Copy wide characters in memory.
wmemmove(3posix) Copy wide characters in memory with overlapping areas.
wmemset(3posix) Set wide characters in memory.
wordexp(3posix) Perform word expansions.
wordexp.h(7posix) Word-expansion types.
wprintf(3posix) Print formatted wide-character output.
write(1posix) Write to another user.
write(3posix) Write on a file.
writev(3posix) Write a vector.
wscanf(3posix) Convert formatted wide-character input.
xargs(1posix) Construct argument lists and invoke utility.
y0(3posix) Bessel functions of the second kind.
yacc(1posix) Yet another compiler compiler (DEVELOPMENT).
zcat(1posix) Expand and concatenate data.