1 FD_CLR sys_select.h pselect, select - synchronous I/O multiplexing
2 FD_ISSET sys_select.h pselect, select - synchronous I/O multiplexing
3 FD_SET sys_select.h pselect, select - synchronous I/O multiplexing
4 FD_ZERO sys_select.h pselect, select - synchronous I/O multiplexing
5 _Exit stdlib.h unistd.h _Exit, _exit - terminate a process
6 _exit stdlib.h unistd.h _Exit, _exit - terminate a process
7 _longjmp setjmp.h OB XSI _longjmp, _setjmp - non-local goto
8 _setjmp setjmp.h OB XSI _longjmp, _setjmp - non-local goto
9 _tolower ctype.h OB XSI _tolower - transliterate uppercase characters to lowercase
10 _toupper ctype.h OB XSI _toupper - transliterate lowercase characters to uppercase
11 a64l stdlib.h XSI a64l, l64a - convert between a 32-bit integer and a radix-64 ASCII string
12 abort stdlib.h abort - generate an abnormal process abort
13 abs stdlib.h abs - return an integer absolute value
14 accept sys_socket.h accept - accept a new connection on a socket
15 access unistd.h access, faccessat - determine accessibility of a file relative to directory file descriptor
16 acos math.h acos, acosf, acosl - arc cosine functions
17 acosf math.h acos, acosf, acosl - arc cosine functions
18 acosh math.h acosh, acoshf, acoshl - inverse hyperbolic cosine functions
19 acoshf math.h acosh, acoshf, acoshl - inverse hyperbolic cosine functions
20 acoshl math.h acosh, acoshf, acoshl - inverse hyperbolic cosine functions
21 acosl math.h acos, acosf, acosl - arc cosine functions
22 aio_cancel aio.h aio_cancel - cancel an asynchronous I/O request
23 aio_error aio.h aio_error - retrieve errors status for an asynchronous I/O operation
24 aio_fsync aio.h aio_fsync - asynchronous file synchronization
25 aio_read aio.h aio_read - asynchronous read from a file
26 aio_return aio.h aio_return - retrieve return status of an asynchronous I/O operation
27 aio_suspend aio.h aio_suspend - wait for an asynchronous I/O request
28 aio_write aio.h aio_write - asynchronous write to a file
29 alarm unistd.h alarm - schedule an alarm signal
30 alphasort dirent.h alphasort, scandir - scan a directory
31 asctime time.h OB OB CX asctime, asctime_r - convert date and time to a string
32 asctime_r time.h OB OB CX asctime, asctime_r - convert date and time to a string
33 asin math.h asin, asinf, asinl - arc sine function
34 asinf math.h asin, asinf, asinl - arc sine function
35 asinh math.h asinh, asinhf, asinhl - inverse hyperbolic sine functions
36 asinhf math.h asinh, asinhf, asinhl - inverse hyperbolic sine functions
37 asinhl math.h asinh, asinhf, asinhl - inverse hyperbolic sine functions
38 asinl math.h asin, asinf, asinl - arc sine function
39 assert assert.h assert - insert program diagnostics
40 atan math.h atan, atanf, atanl - arc tangent function
41 atan2 math.h atan2, atan2f, atan2l - arc tangent functions
42 atan2f math.h atan2, atan2f, atan2l - arc tangent functions
43 atan2l math.h atan2, atan2f, atan2l - arc tangent functions
44 atanf math.h atan, atanf, atanl - arc tangent function
45 atanh math.h atanh, atanhf, atanhl - inverse hyperbolic tangent functions
46 atanhf math.h atanh, atanhf, atanhl - inverse hyperbolic tangent functions
47 atanhl math.h atanh, atanhf, atanhl - inverse hyperbolic tangent functions
48 atanl math.h atan, atanf, atanl - arc tangent function
49 atexit stdlib.h atexit - register a function to run at process termination
50 atof stdlib.h atof - convert a string to a double-precision number
51 atoi stdlib.h atoi - convert a string to an integer
52 atol stdlib.h atol, atoll - convert a string to a long integer
53 atoll stdlib.h atol, atoll - convert a string to a long integer
54 basename libgen.h XSI basename - return the last component of a pathname
55 bind sys_socket.h bind - bind a name to a socket
56 bsearch stdlib.h bsearch - binary search a sorted table
57 btowc stdio.h wchar.h btowc - single byte to wide character conversion
58 cabs complex.h cabs, cabsf, cabsl - return a complex absolute value
59 cabsf complex.h cabs, cabsf, cabsl - return a complex absolute value
60 cabsl complex.h cabs, cabsf, cabsl - return a complex absolute value
61 cacos complex.h cacos, cacosf, cacosl - complex arc cosine functions
62 cacosf complex.h cacos, cacosf, cacosl - complex arc cosine functions
63 cacosh complex.h cacosh, cacoshf, cacoshl - complex arc hyperbolic cosine functions
64 cacoshf complex.h cacosh, cacoshf, cacoshl - complex arc hyperbolic cosine functions
65 cacoshl complex.h cacosh, cacoshf, cacoshl - complex arc hyperbolic cosine functions
66 cacosl complex.h cacos, cacosf, cacosl - complex arc cosine functions
67 calloc stdlib.h calloc - a memory allocator
68 carg complex.h carg, cargf, cargl - complex argument functions
69 cargf complex.h carg, cargf, cargl - complex argument functions
70 cargl complex.h carg, cargf, cargl - complex argument functions
71 casin complex.h casin, casinf, casinl - complex arc sine functions
72 casinf complex.h casin, casinf, casinl - complex arc sine functions
73 casinh complex.h casinh, casinhf, casinhl - complex arc hyperbolic sine functions
74 casinhf complex.h casinh, casinhf, casinhl - complex arc hyperbolic sine functions
75 casinhl complex.h casinh, casinhf, casinhl - complex arc hyperbolic sine functions
76 casinl complex.h casin, casinf, casinl - complex arc sine functions
77 catan complex.h catan, catanf, catanl - complex arc tangent functions
78 catanf complex.h catan, catanf, catanl - complex arc tangent functions
79 catanh complex.h catanh, catanhf, catanhl - complex arc hyperbolic tangent functions
80 catanhf complex.h catanh, catanhf, catanhl - complex arc hyperbolic tangent functions
81 catanhl complex.h catanh, catanhf, catanhl - complex arc hyperbolic tangent functions
82 catanl complex.h catan, catanf, catanl - complex arc tangent functions
83 catclose nl_types.h catclose - close a message catalog descriptor
84 catgets nl_types.h catgets - read a program message
85 catopen nl_types.h catopen - open a message catalog
86 cbrt math.h cbrt, cbrtf, cbrtl - cube root functions
87 cbrtf math.h cbrt, cbrtf, cbrtl - cube root functions
88 cbrtl math.h cbrt, cbrtf, cbrtl - cube root functions
89 ccos complex.h ccos, ccosf, ccosl - complex cosine functions
90 ccosf complex.h ccos, ccosf, ccosl - complex cosine functions
91 ccosh complex.h ccosh, ccoshf, ccoshl - complex hyperbolic cosine functions
92 ccoshf complex.h ccosh, ccoshf, ccoshl - complex hyperbolic cosine functions
93 ccoshl complex.h ccosh, ccoshf, ccoshl - complex hyperbolic cosine functions
94 ccosl complex.h ccos, ccosf, ccosl - complex cosine functions
95 ceil math.h ceil, ceilf, ceill - ceiling value function
96 ceilf math.h ceil, ceilf, ceill - ceiling value function
97 ceill math.h ceil, ceilf, ceill - ceiling value function
98 cexp complex.h cexp, cexpf, cexpl - complex exponential functions
99 cexpf complex.h cexp, cexpf, cexpl - complex exponential functions
100 cexpl complex.h cexp, cexpf, cexpl - complex exponential functions
101 cfgetispeed termios.h cfgetispeed - get input baud rate
102 cfgetospeed termios.h cfgetospeed - get output baud rate
103 cfsetispeed termios.h cfsetispeed - set input baud rate
104 cfsetospeed termios.h cfsetospeed - set output baud rate
105 chdir unistd.h chdir - change working directory
106 chmod sys_stat.h chmod, fchmodat - change mode of a file relative to directory file descriptor
107 chown unistd.h chown, fchownat - change owner and group of a file relative to directory file descriptor
108 cimag complex.h cimag, cimagf, cimagl - complex imaginary functions
109 cimagf complex.h cimag, cimagf, cimagl - complex imaginary functions
110 cimagl complex.h cimag, cimagf, cimagl - complex imaginary functions
111 clearerr stdio.h clearerr - clear indicators on a stream
112 clock time.h clock - report CPU time used
113 clock_getcpuclockid time.h CPT clock_getcpuclockid - access a process CPU-time clock (<b>ADVANCED REALTIME</b>)
114 clock_getres time.h CX clock_getres, clock_gettime, clock_settime - clock and timer functions
115 clock_gettime time.h CX clock_getres, clock_gettime, clock_settime - clock and timer functions
116 clock_nanosleep time.h CX clock_nanosleep - high resolution sleep with specifiable clock
117 clock_settime time.h CX clock_getres, clock_gettime, clock_settime - clock and timer functions
118 clog complex.h clog, clogf, clogl - complex natural logarithm functions
119 clogf complex.h clog, clogf, clogl - complex natural logarithm functions
120 clogl complex.h clog, clogf, clogl - complex natural logarithm functions
121 close unistd.h close - close a file descriptor
122 closedir dirent.h closedir - close a directory stream
123 closelog syslog.h XSI closelog, openlog, setlogmask, syslog - control system log
124 confstr unistd.h confstr - get configurable variables
125 conj complex.h conj, conjf, conjl - complex conjugate functions
126 conjf complex.h conj, conjf, conjl - complex conjugate functions
127 conjl complex.h conj, conjf, conjl - complex conjugate functions
128 connect sys_socket.h connect - connect a socket
129 copysign math.h copysign, copysignf, copysignl - number manipulation function
130 copysignf math.h copysign, copysignf, copysignl - number manipulation function
131 copysignl math.h copysign, copysignf, copysignl - number manipulation function
132 cos math.h cos, cosf, cosl - cosine function
133 cosf math.h cos, cosf, cosl - cosine function
134 cosh math.h cosh, coshf, coshl - hyperbolic cosine functions
135 coshf math.h cosh, coshf, coshl - hyperbolic cosine functions
136 coshl math.h cosh, coshf, coshl - hyperbolic cosine functions
137 cosl math.h cos, cosf, cosl - cosine function
138 cpow complex.h cpow, cpowf, cpowl - complex power functions
139 cpowf complex.h cpow, cpowf, cpowl - complex power functions
140 cpowl complex.h cpow, cpowf, cpowl - complex power functions
141 cproj complex.h cproj, cprojf, cprojl - complex projection functions
142 cprojf complex.h cproj, cprojf, cprojl - complex projection functions
143 cprojl complex.h cproj, cprojf, cprojl - complex projection functions
144 creal complex.h creal, crealf, creall - complex real functions
145 crealf complex.h creal, crealf, creall - complex real functions
146 creall complex.h creal, crealf, creall - complex real functions
147 creat sys/stat.h fcntl.h OH creat - create a new file or rewrite an existing one
148 crypt unistd.h XSI crypt - string encoding function (<b>CRYPT</b>)
149 csin complex.h csin, csinf, csinl - complex sine functions
150 csinf complex.h csin, csinf, csinl - complex sine functions
151 csinh complex.h csinh, csinhf, csinhl - complex hyperbolic sine functions
152 csinhf complex.h csinh, csinhf, csinhl - complex hyperbolic sine functions
153 csinhl complex.h csinh, csinhf, csinhl - complex hyperbolic sine functions
154 csinl complex.h csin, csinf, csinl - complex sine functions
155 csqrt complex.h csqrt, csqrtf, csqrtl - complex square root functions
156 csqrtf complex.h csqrt, csqrtf, csqrtl - complex square root functions
157 csqrtl complex.h csqrt, csqrtf, csqrtl - complex square root functions
158 ctan complex.h ctan, ctanf, ctanl - complex tangent functions
159 ctanf complex.h ctan, ctanf, ctanl - complex tangent functions
160 ctanh complex.h ctanh, ctanhf, ctanhl - complex hyperbolic tangent functions
161 ctanhf complex.h ctanh, ctanhf, ctanhl - complex hyperbolic tangent functions
162 ctanhl complex.h ctanh, ctanhf, ctanhl - complex hyperbolic tangent functions
163 ctanl complex.h ctan, ctanf, ctanl - complex tangent functions
164 ctermid stdio.h CX ctermid - generate a pathname for the controlling terminal
165 ctime time.h OB OB CX ctime, ctime_r - convert a time value to a date and time string
166 ctime_r time.h OB OB CX ctime, ctime_r - convert a time value to a date and time string
167 daylight time.h XSI CX daylight, timezone, tzname, tzset - set timezone conversion information
168 dbm_clearerr ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
169 dbm_close ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
170 dbm_delete ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
171 dbm_error ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
172 dbm_fetch ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
173 dbm_firstkey ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
174 dbm_nextkey ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
175 dbm_open ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
176 dbm_store ndbm.h XSI dbm_clearerr, dbm_close, dbm_delete, dbm_error, dbm_fetch, dbm_firstkey, dbm_nextkey, dbm_open, dbm_store - database functions
177 difftime time.h difftime - compute the difference between two calendar time values
178 dirfd dirent.h dirfd - extract the file descriptor used by a DIR stream
179 dirname libgen.h XSI dirname - report the parent directory name of a file pathname
180 div stdlib.h div - compute the quotient and remainder of an integer division
181 dlclose dlfcn.h dlclose - close a dlopen object
182 dlerror dlfcn.h dlerror - get diagnostic information
183 dlopen dlfcn.h dlopen - gain access to an executable object file
184 dlsym dlfcn.h dlsym - obtain the address of a symbol from a dlopen object
185 dprintf stdio.h CX dprintf, fprintf, printf, snprintf, sprintf - print formatted output
186 drand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
187 dup unistd.h dup, dup2 - duplicate an open file descriptor
188 dup2 unistd.h dup, dup2 - duplicate an open file descriptor
189 duplocale locale.h CX duplocale - duplicate a locale object
190 encrypt unistd.h XSI encrypt - encoding function (<b>CRYPT</b>)
191 endgrent grp.h XSI endgrent, getgrent, setgrent - group database entry functions
192 endhostent netdb.h endhostent, gethostent, sethostent - network host database functions
193 endnetent netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
194 endprotoent netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions
195 endpwent pwd.h XSI endpwent, getpwent, setpwent - user database functions
196 endservent netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions
197 endutxent utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
198 environ unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
199 erand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
200 erf math.h erf, erff, erfl - error functions
201 erfc math.h erfc, erfcf, erfcl - complementary error functions
202 erfcf math.h erfc, erfcf, erfcl - complementary error functions
203 erfcl math.h erfc, erfcf, erfcl - complementary error functions
204 erff math.h erf, erff, erfl - error functions
205 erfl math.h erf, erff, erfl - error functions
206 errno errno.h errno - error return value
207 execl unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
208 execle unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
209 execlp unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
210 execv unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
211 execve unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
212 execvp unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
213 exit stdlib.h exit - terminate a process
214 exp math.h exp, expf, expl - exponential function
215 exp2 math.h exp2, exp2f, exp2l - exponential base 2 functions
216 exp2f math.h exp2, exp2f, exp2l - exponential base 2 functions
217 exp2l math.h exp2, exp2f, exp2l - exponential base 2 functions
218 expf math.h exp, expf, expl - exponential function
219 expl math.h exp, expf, expl - exponential function
220 expm1 math.h expm1, expm1f, expm1l - compute exponential functions
221 expm1f math.h expm1, expm1f, expm1l - compute exponential functions
222 expm1l math.h expm1, expm1f, expm1l - compute exponential functions
223 fabs math.h fabs, fabsf, fabsl - absolute value function
224 fabsf math.h fabs, fabsf, fabsl - absolute value function
225 fabsl math.h fabs, fabsf, fabsl - absolute value function
226 faccessat unistd.h access, faccessat - determine accessibility of a file relative to directory file descriptor
227 fattach stropts.h OB XSR fattach - attach a STREAMS-based file descriptor to a file in the file system name space (<b>STREAMS</b>)
228 fchdir unistd.h fchdir - change working directory
229 fchmod sys_stat.h fchmod - change mode of a file
230 fchmodat sys_stat.h chmod, fchmodat - change mode of a file relative to directory file descriptor
231 fchown unistd.h fchown - change owner and group of a file
232 fchownat unistd.h chown, fchownat - change owner and group of a file relative to directory file descriptor
233 fclose stdio.h fclose - close a stream
234 fcntl fcntl.h fcntl - file control
235 fdatasync unistd.h SIO fdatasync - synchronize the data of a file (<b>REALTIME</b>)
236 fdetach stropts.h OB XSR fdetach - detach a name from a STREAMS-based file descriptor (<b>STREAMS</b>)
237 fdim math.h fdim, fdimf, fdiml - compute positive difference between two floating-point numbers
238 fdimf math.h fdim, fdimf, fdiml - compute positive difference between two floating-point numbers
239 fdiml math.h fdim, fdimf, fdiml - compute positive difference between two floating-point numbers
240 fdopen stdio.h CX fdopen - associate a stream with a file descriptor
241 fdopendir dirent.h fdopendir, opendir - open directory associated with file descriptor
242 feclearexcept fenv.h feclearexcept - clear floating-point exception
243 fegetenv fenv.h fegetenv, fesetenv - get and set current floating-point environment
244 fegetexceptflag fenv.h fegetexceptflag, fesetexceptflag - get and set floating-point status flags
245 fegetround fenv.h fegetround, fesetround - get and set current rounding direction
246 feholdexcept fenv.h feholdexcept - save current floating-point environment
247 feof stdio.h feof - test end-of-file indicator on a stream
248 feraiseexcept fenv.h feraiseexcept - raise floating-point exception
249 ferror stdio.h ferror - test error indicator on a stream
250 fesetenv fenv.h fegetenv, fesetenv - get and set current floating-point environment
251 fesetexceptflag fenv.h fegetexceptflag, fesetexceptflag - get and set floating-point status flags
252 fesetround fenv.h fegetround, fesetround - get and set current rounding direction
253 fetestexcept fenv.h fetestexcept - test floating-point exception flags
254 feupdateenv fenv.h feupdateenv - update floating-point environment
255 fexecve unistd.h environ, execl, execle, execlp, execv, execve, execvp, fexecve - execute a file
256 fflush stdio.h fflush - flush a stream
257 ffs strings.h XSI ffs - find first set bit
258 fgetc stdio.h fgetc - get a byte from a stream
259 fgetpos stdio.h fgetpos - get current file position information
260 fgets stdio.h fgets - get a string from a stream
261 fgetwc stdio.h wchar.h fgetwc - get a wide-character code from a stream
262 fgetws stdio.h wchar.h fgetws - get a wide-character string from a stream
263 fileno stdio.h CX fileno - map a stream pointer to a file descriptor
264 flockfile stdio.h CX flockfile, ftrylockfile, funlockfile - stdio locking functions
265 floor math.h floor, floorf, floorl - floor function
266 floorf math.h floor, floorf, floorl - floor function
267 floorl math.h floor, floorf, floorl - floor function
268 fma math.h fma, fmaf, fmal - floating-point multiply-add
269 fmaf math.h fma, fmaf, fmal - floating-point multiply-add
270 fmal math.h fma, fmaf, fmal - floating-point multiply-add
271 fmax math.h fmax, fmaxf, fmaxl - determine maximum numeric value of two floating-point numbers
272 fmaxf math.h fmax, fmaxf, fmaxl - determine maximum numeric value of two floating-point numbers
273 fmaxl math.h fmax, fmaxf, fmaxl - determine maximum numeric value of two floating-point numbers
274 fmemopen stdio.h CX fmemopen - open a memory buffer stream
275 fmin math.h fmin, fminf, fminl - determine minimum numeric value of two floating-point numbers
276 fminf math.h fmin, fminf, fminl - determine minimum numeric value of two floating-point numbers
277 fminl math.h fmin, fminf, fminl - determine minimum numeric value of two floating-point numbers
278 fmod math.h fmod, fmodf, fmodl - floating-point remainder value function
279 fmodf math.h fmod, fmodf, fmodl - floating-point remainder value function
280 fmodl math.h fmod, fmodf, fmodl - floating-point remainder value function
281 fmtmsg fmtmsg.h XSI fmtmsg - display a message in the specified format on standard error and/or a system console
282 fnmatch fnmatch.h fnmatch - match a filename or a pathname
283 fopen stdio.h fopen - open a stream
284 fork unistd.h fork - create a new process
285 fpathconf unistd.h fpathconf, pathconf - get configurable pathname variables
286 fpclassify math.h fpclassify - classify real floating type
287 fprintf stdio.h CX dprintf, fprintf, printf, snprintf, sprintf - print formatted output
288 fputc stdio.h fputc - put a byte on a stream
289 fputs stdio.h fputs - put a string on a stream
290 fputwc stdio.h wchar.h fputwc - put a wide-character code on a stream
291 fputws stdio.h wchar.h fputws - put a wide-character string on a stream
292 fread stdio.h fread - binary input
293 free stdlib.h free - free allocated memory
294 freeaddrinfo sys_socket.h netdb.h freeaddrinfo, getaddrinfo - get address information
295 freelocale locale.h CX freelocale - free resources allocated for a locale object
296 freopen stdio.h freopen - open a stream
297 frexp math.h frexp, frexpf, frexpl - extract mantissa and exponent from a double precision number
298 frexpf math.h frexp, frexpf, frexpl - extract mantissa and exponent from a double precision number
299 frexpl math.h frexp, frexpf, frexpl - extract mantissa and exponent from a double precision number
300 fscanf stdio.h fscanf, scanf, sscanf - convert formatted input
301 fseek stdio.h CX fseek, fseeko - reposition a file-position indicator in a stream
302 fseeko stdio.h CX fseek, fseeko - reposition a file-position indicator in a stream
303 fsetpos stdio.h fsetpos - set current file position
304 fstat sys_stat.h fstat - get file status
305 fstatat sys_stat.h fstatat, lstat, stat - get file status
306 fstatvfs sys_statvfs.h fstatvfs, statvfs - get file system information
307 fsync unistd.h FSC fsync - synchronize changes to a file
308 ftell stdio.h CX ftell, ftello - return a file offset in a stream
309 ftello stdio.h CX ftell, ftello - return a file offset in a stream
310 ftok sys_ipc.h XSI ftok - generate an IPC key
311 ftruncate unistd.h ftruncate - truncate a file to a specified length
312 ftrylockfile stdio.h CX flockfile, ftrylockfile, funlockfile - stdio locking functions
313 ftw ftw.h OB XSI ftw - traverse (walk) a file tree
314 funlockfile stdio.h CX flockfile, ftrylockfile, funlockfile - stdio locking functions
315 futimens sys_stat.h sys_time.h XSI futimens, utimensat, utimes - set file access and modification times
316 fwide stdio.h wchar.h fwide - set stream orientation
317 fwprintf stdio.h wchar.h fwprintf, swprintf, wprintf - print formatted wide-character output
318 fwrite stdio.h fwrite - binary output
319 fwscanf stdio.h wchar.h fwscanf, swscanf, wscanf - convert formatted wide-character input
320 gai_strerror netdb.h gai_strerror - address and name information error description
321 getaddrinfo sys_socket.h netdb.h freeaddrinfo, getaddrinfo - get address information
322 getc stdio.h getc - get a byte from a stream
323 getc_unlocked stdio.h CX getc_unlocked, getchar_unlocked, putc_unlocked, putchar_unlocked - stdio with explicit client locking
324 getchar stdio.h getchar - get a byte from a .I stdin stream
325 getchar_unlocked stdio.h CX getc_unlocked, getchar_unlocked, putc_unlocked, putchar_unlocked - stdio with explicit client locking
326 getcwd unistd.h getcwd - get the pathname of the current working directory
327 getdate time.h XSI getdate - convert user format date and time
328 getdate_err time.h XSI getdate - convert user format date and time
329 getdelim stdio.h CX getdelim, getline - read a delimited record from .I stream
330 getegid unistd.h getegid - get the effective group ID
331 getenv stdlib.h getenv - get value of an environment variable
332 geteuid unistd.h geteuid - get the effective user ID
333 getgid unistd.h getgid - get the real group ID
334 getgrent grp.h XSI endgrent, getgrent, setgrent - group database entry functions
335 getgrgid grp.h getgrgid, getgrgid_r - get group database entry for a group ID
336 getgrgid_r grp.h getgrgid, getgrgid_r - get group database entry for a group ID
337 getgrnam grp.h getgrnam, getgrnam_r - search group database for a name
338 getgrnam_r grp.h getgrnam, getgrnam_r - search group database for a name
339 getgroups unistd.h getgroups - get supplementary group IDs
340 gethostent netdb.h endhostent, gethostent, sethostent - network host database functions
341 gethostid unistd.h XSI gethostid - get an identifier for the current host
342 gethostname unistd.h gethostname - get name of current host
343 getitimer sys_time.h OB XSI getitimer, setitimer - get and set value of interval timer
344 getline stdio.h CX getdelim, getline - read a delimited record from .I stream
345 getlogin unistd.h getlogin, getlogin_r - get login name
346 getlogin_r unistd.h getlogin, getlogin_r - get login name
347 getmsg stropts.h OB XSR getmsg, getpmsg - receive next message from a STREAMS file (<b>STREAMS</b>)
348 getnameinfo sys_socket.h netdb.h getnameinfo - get name information
349 getnetbyaddr netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
350 getnetbyname netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
351 getnetent netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
352 getopt unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
353 getpeername sys_socket.h getpeername - get the name of the peer socket
354 getpgid unistd.h getpgid - get the process group ID for a process
355 getpgrp unistd.h getpgrp - get the process group ID of the calling process
356 getpid unistd.h getpid - get the process ID
357 getpmsg stropts.h OB XSR getmsg, getpmsg - receive next message from a STREAMS file (<b>STREAMS</b>)
358 getppid unistd.h getppid - get the parent process ID
359 getpriority sys_resource.h XSI getpriority, setpriority - get and set the nice value
360 getprotobyname netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions
361 getprotobynumber netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions
362 getprotoent netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions
363 getpwent pwd.h XSI endpwent, getpwent, setpwent - user database functions
364 getpwnam pwd.h getpwnam, getpwnam_r - search user database for a name
365 getpwnam_r pwd.h getpwnam, getpwnam_r - search user database for a name
366 getpwuid pwd.h getpwuid, getpwuid_r - search user database for a user ID
367 getpwuid_r pwd.h getpwuid, getpwuid_r - search user database for a user ID
368 getrlimit sys_resource.h XSI getrlimit, setrlimit - control maximum resource consumption
369 getrusage sys_resource.h XSI getrusage - get information about resource utilization
370 gets stdio.h OB gets - get a string from a .I stdin stream
371 getservbyname netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions
372 getservbyport netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions
373 getservent netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions
374 getsid unistd.h getsid - get the process group ID of a session leader
375 getsockname sys_socket.h getsockname - get the socket name
376 getsockopt sys_socket.h getsockopt - get the socket options
377 getsubopt stdlib.h getsubopt - parse suboption arguments from a string
378 gettimeofday sys_time.h OB XSI gettimeofday - get the date and time
379 getuid unistd.h getuid - get a real user ID
380 getutxent utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
381 getutxid utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
382 getutxline utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
383 getwc stdio.h wchar.h getwc - get a wide character from a stream
384 getwchar wchar.h getwchar - get a wide character from a .I stdin stream
385 glob glob.h glob, globfree - generate pathnames matching a pattern
386 globfree glob.h glob, globfree - generate pathnames matching a pattern
387 gmtime time.h CX gmtime, gmtime_r - convert a time value to a broken-down UTC time
388 gmtime_r time.h CX gmtime, gmtime_r - convert a time value to a broken-down UTC time
389 grantpt stdlib.h XSI grantpt - grant access to the slave pseudo-terminal device
390 hcreate search.h XSI hcreate, hdestroy, hsearch - manage hash search table
391 hdestroy search.h XSI hcreate, hdestroy, hsearch - manage hash search table
392 hsearch search.h XSI hcreate, hdestroy, hsearch - manage hash search table
393 htonl arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order
394 htons arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order
395 hypot math.h hypot, hypotf, hypotl - Euclidean distance function
396 hypotf math.h hypot, hypotf, hypotl - Euclidean distance function
397 hypotl math.h hypot, hypotf, hypotl - Euclidean distance function
398 iconv iconv.h iconv - codeset conversion function
399 iconv_close iconv.h iconv_close - codeset conversion deallocation function
400 iconv_open iconv.h iconv_open - codeset conversion allocation function
401 if_freenameindex net_if.h if_freenameindex - free memory allocated by if_nameindex
402 if_indextoname net_if.h if_indextoname - map a network interface index to its corresponding name
403 if_nameindex net_if.h if_nameindex - return all network interface names and indexes
404 if_nametoindex net_if.h if_nametoindex - map a network interface name to its corresponding index
405 ilogb math.h ilogb, ilogbf, ilogbl - return an unbiased exponent
406 ilogbf math.h ilogb, ilogbf, ilogbl - return an unbiased exponent
407 ilogbl math.h ilogb, ilogbf, ilogbl - return an unbiased exponent
408 imaxabs inttypes.h imaxabs - return absolute value
409 imaxdiv inttypes.h imaxdiv - return quotient and remainder
410 inet_addr arpa_inet.h inet_addr, inet_ntoa - IPv4 address manipulation
411 inet_ntoa arpa_inet.h inet_addr, inet_ntoa - IPv4 address manipulation
412 inet_ntop arpa_inet.h inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form
413 inet_pton arpa_inet.h inet_ntop, inet_pton - convert IPv4 and IPv6 addresses between binary and text form
414 initstate stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions
415 insque search.h XSI insque, remque - insert or remove an element in a queue
416 ioctl stropts.h OB XSR ioctl - control a STREAMS device (<b>STREAMS</b>)
417 isalnum ctype.h CX isalnum, isalnum_l - test for an alphanumeric character
418 isalnum_l ctype.h CX isalnum, isalnum_l - test for an alphanumeric character
419 isalpha ctype.h CX isalpha, isalpha_l - test for an alphabetic character
420 isalpha_l ctype.h CX isalpha, isalpha_l - test for an alphabetic character
421 isascii ctype.h OB XSI isascii - test for a 7-bit US-ASCII character
422 isastream stropts.h OB XSR isastream - test a file descriptor (<b>STREAMS</b>)
423 isatty unistd.h isatty - test for a terminal device
424 isblank ctype.h CX isblank, isblank_l - test for a blank character
425 isblank_l ctype.h CX isblank, isblank_l - test for a blank character
426 iscntrl ctype.h CX iscntrl, iscntrl_l - test for a control character
427 iscntrl_l ctype.h CX iscntrl, iscntrl_l - test for a control character
428 isdigit ctype.h CX isdigit, isdigit_l - test for a decimal digit
429 isdigit_l ctype.h CX isdigit, isdigit_l - test for a decimal digit
430 isfinite math.h isfinite - test for finite value
431 isgraph ctype.h CX isgraph, isgraph_l - test for a visible character
432 isgraph_l ctype.h CX isgraph, isgraph_l - test for a visible character
433 isgreater math.h isgreater - test if x greater than y
434 isgreaterequal math.h isgreaterequal - test if x is greater than or equal to y
435 isinf math.h isinf - test for infinity
436 isless math.h isless - test if x is less than y
437 islessequal math.h islessequal - test if x is less than or equal to y
438 islessgreater math.h islessgreater - test if x is less than or greater than y
439 islower ctype.h CX islower, islower_l - test for a lowercase letter
440 islower_l ctype.h CX islower, islower_l - test for a lowercase letter
441 isnan math.h isnan - test for a NaN
442 isnormal math.h isnormal - test for a normal value
443 isprint ctype.h CX isprint, isprint_l - test for a printable character
444 isprint_l ctype.h CX isprint, isprint_l - test for a printable character
445 ispunct ctype.h CX ispunct, ispunct_l - test for a punctuation character
446 ispunct_l ctype.h CX ispunct, ispunct_l - test for a punctuation character
447 isspace ctype.h CX isspace, isspace_l - test for a white-space character
448 isspace_l ctype.h CX isspace, isspace_l - test for a white-space character
449 isunordered math.h isunordered - test if arguments are unordered
450 isupper ctype.h CX isupper, isupper_l - test for an uppercase letter
451 isupper_l ctype.h CX isupper, isupper_l - test for an uppercase letter
452 iswalnum wctype.h CX iswalnum, iswalnum_l - test for an alphanumeric wide-character code
453 iswalnum_l wctype.h CX iswalnum, iswalnum_l - test for an alphanumeric wide-character code
454 iswalpha wctype.h CX iswalpha, iswalpha_l - test for an alphabetic wide-character code
455 iswalpha_l wctype.h CX iswalpha, iswalpha_l - test for an alphabetic wide-character code
456 iswblank wctype.h CX iswblank, iswblank_l - test for a blank wide-character code
457 iswblank_l wctype.h CX iswblank, iswblank_l - test for a blank wide-character code
458 iswcntrl wctype.h CX iswcntrl, iswcntrl_l - test for a control wide-character code
459 iswcntrl_l wctype.h CX iswcntrl, iswcntrl_l - test for a control wide-character code
460 iswctype wctype.h CX iswctype, iswctype_l - test character for a specified class
461 iswctype_l wctype.h CX iswctype, iswctype_l - test character for a specified class
462 iswdigit wctype.h CX iswdigit, iswdigit_l - test for a decimal digit wide-character code
463 iswdigit_l wctype.h CX iswdigit, iswdigit_l - test for a decimal digit wide-character code
464 iswgraph wctype.h CX iswgraph, iswgraph_l - test for a visible wide-character code
465 iswgraph_l wctype.h CX iswgraph, iswgraph_l - test for a visible wide-character code
466 iswlower wctype.h CX iswlower, iswlower_l - test for a lowercase letter wide-character code
467 iswlower_l wctype.h CX iswlower, iswlower_l - test for a lowercase letter wide-character code
468 iswprint wctype.h CX iswprint, iswprint_l - test for a printable wide-character code
469 iswprint_l wctype.h CX iswprint, iswprint_l - test for a printable wide-character code
470 iswpunct wctype.h CX iswpunct, iswpunct_l - test for a punctuation wide-character code
471 iswpunct_l wctype.h CX iswpunct, iswpunct_l - test for a punctuation wide-character code
472 iswspace wctype.h CX iswspace, iswspace_l - test for a white-space wide-character code
473 iswspace_l wctype.h CX iswspace, iswspace_l - test for a white-space wide-character code
474 iswupper wctype.h CX iswupper, iswupper_l - test for an uppercase letter wide-character code
475 iswupper_l wctype.h CX iswupper, iswupper_l - test for an uppercase letter wide-character code
476 iswxdigit wctype.h CX iswxdigit, iswxdigit_l - test for a hexadecimal digit wide-character code
477 iswxdigit_l wctype.h CX iswxdigit, iswxdigit_l - test for a hexadecimal digit wide-character code
478 isxdigit ctype.h CX isxdigit, isxdigit_l - test for a hexadecimal digit
479 isxdigit_l ctype.h CX isxdigit, isxdigit_l - test for a hexadecimal digit
480 j0 math.h XSI j0, j1, jn - Bessel functions of the first kind
481 j1 math.h XSI j0, j1, jn - Bessel functions of the first kind
482 jn math.h XSI j0, j1, jn - Bessel functions of the first kind
483 jrand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
484 kill signal.h CX kill - send a signal to a process or a group of processes
485 killpg signal.h XSI killpg - send a signal to a process group
486 l64a stdlib.h XSI a64l, l64a - convert between a 32-bit integer and a radix-64 ASCII string
487 labs stdlib.h labs, llabs - return a long integer absolute value
488 lchown unistd.h lchown - change the owner and group of a symbolic link
489 lcong48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
490 ldexp math.h ldexp, ldexpf, ldexpl - load exponent of a floating-point number
491 ldexpf math.h ldexp, ldexpf, ldexpl - load exponent of a floating-point number
492 ldexpl math.h ldexp, ldexpf, ldexpl - load exponent of a floating-point number
493 ldiv stdlib.h ldiv, lldiv - compute quotient and remainder of a long division
494 lfind search.h XSI lsearch, lfind - linear search and update
495 lgamma math.h XSI lgamma, lgammaf, lgammal, signgam - log gamma function
496 lgammaf math.h XSI lgamma, lgammaf, lgammal, signgam - log gamma function
497 lgammal math.h XSI lgamma, lgammaf, lgammal, signgam - log gamma function
498 link unistd.h link, linkat - link one file to another file relative to two directory file descriptors
499 linkat unistd.h link, linkat - link one file to another file relative to two directory file descriptors
500 lio_listio aio.h lio_listio - list directed I/O
501 listen sys_socket.h listen - listen for socket connections and limit the queue of incoming connections
502 llabs stdlib.h labs, llabs - return a long integer absolute value
503 lldiv stdlib.h ldiv, lldiv - compute quotient and remainder of a long division
504 llrint math.h llrint, llrintf, llrintl - round to the nearest integer value using current rounding direction
505 llrintf math.h llrint, llrintf, llrintl - round to the nearest integer value using current rounding direction
506 llrintl math.h llrint, llrintf, llrintl - round to the nearest integer value using current rounding direction
507 llround math.h llround, llroundf, llroundl - round to nearest integer value
508 llroundf math.h llround, llroundf, llroundl - round to nearest integer value
509 llroundl math.h llround, llroundf, llroundl - round to nearest integer value
510 localeconv locale.h localeconv - return locale-specific information
511 localtime time.h CX localtime, localtime_r - convert a time value to a broken-down local time
512 localtime_r time.h CX localtime, localtime_r - convert a time value to a broken-down local time
513 lockf unistd.h XSI lockf - record locking on files
514 log math.h log, logf, logl - natural logarithm function
515 log10 math.h log10, log10f, log10l - base 10 logarithm function
516 log10f math.h log10, log10f, log10l - base 10 logarithm function
517 log10l math.h log10, log10f, log10l - base 10 logarithm function
518 log1p math.h log1p, log1pf, log1pl - compute a natural logarithm
519 log1pf math.h log1p, log1pf, log1pl - compute a natural logarithm
520 log1pl math.h log1p, log1pf, log1pl - compute a natural logarithm
521 log2 math.h log2, log2f, log2l - compute base 2 logarithm functions
522 log2f math.h log2, log2f, log2l - compute base 2 logarithm functions
523 log2l math.h log2, log2f, log2l - compute base 2 logarithm functions
524 logb math.h logb, logbf, logbl - radix-independent exponent
525 logbf math.h logb, logbf, logbl - radix-independent exponent
526 logbl math.h logb, logbf, logbl - radix-independent exponent
527 logf math.h log, logf, logl - natural logarithm function
528 logl math.h log, logf, logl - natural logarithm function
529 longjmp setjmp.h longjmp - non-local goto
530 lrand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
531 lrint math.h lrint, lrintf, lrintl - round to nearest integer value using current rounding direction
532 lrintf math.h lrint, lrintf, lrintl - round to nearest integer value using current rounding direction
533 lrintl math.h lrint, lrintf, lrintl - round to nearest integer value using current rounding direction
534 lround math.h lround, lroundf, lroundl - round to nearest integer value
535 lroundf math.h lround, lroundf, lroundl - round to nearest integer value
536 lroundl math.h lround, lroundf, lroundl - round to nearest integer value
537 lsearch search.h XSI lsearch, lfind - linear search and update
538 lseek unistd.h lseek - move the read/write file offset
539 lstat sys_stat.h fstatat, lstat, stat - get file status
540 malloc stdlib.h malloc - a memory allocator
541 mblen stdlib.h mblen - get number of bytes in a character
542 mbrlen wchar.h mbrlen - get number of bytes in a character (restartable)
543 mbrtowc wchar.h mbrtowc - convert a character to a wide-character code (restartable)
544 mbsinit wchar.h mbsinit - determine conversion object status
545 mbsnrtowcs wchar.h CX mbsnrtowcs, mbsrtowcs - convert a character string to a wide-character string (restartable)
546 mbsrtowcs wchar.h CX mbsnrtowcs, mbsrtowcs - convert a character string to a wide-character string (restartable)
547 mbstowcs stdlib.h mbstowcs - convert a character string to a wide-character string
548 mbtowc stdlib.h mbtowc - convert a character to a wide-character code
549 memccpy string.h XSI memccpy - copy bytes in memory
550 memchr string.h memchr - find byte in memory
551 memcmp string.h memcmp - compare bytes in memory
552 memcpy string.h memcpy - copy bytes in memory
553 memmove string.h memmove - copy bytes in memory with overlapping areas
554 memset string.h memset - set bytes in memory
555 mkdir sys_stat.h mkdir, mkdirat - make a directory relative to directory file descriptor
556 mkdirat sys_stat.h mkdir, mkdirat - make a directory relative to directory file descriptor
557 mkdtemp stdlib.h CX mkdtemp, mkstemp - create a unique directory or file
558 mkfifo sys_stat.h mkfifo, mkfifoat - make a FIFO special file relative to directory file descriptor
559 mkfifoat sys_stat.h mkfifo, mkfifoat - make a FIFO special file relative to directory file descriptor
560 mknod sys_stat.h XSI mknod, mknodat - make directory, special file, or regular file
561 mknodat sys_stat.h XSI mknod, mknodat - make directory, special file, or regular file
562 mkstemp stdlib.h CX mkdtemp, mkstemp - create a unique directory or file
563 mktime time.h mktime - convert broken-down time into time since the Epoch
564 mlock sys_mman.h MLR mlock, munlock - lock or unlock a range of process address space (<b>REALTIME</b>)
565 mlockall sys_mman.h ML mlockall, munlockall - lock/unlock the address space of a process (<b>REALTIME</b>)
566 mmap sys_mman.h mmap - map pages of memory
567 modf math.h modf, modff, modfl - decompose a floating-point number
568 modff math.h modf, modff, modfl - decompose a floating-point number
569 modfl math.h modf, modff, modfl - decompose a floating-point number
570 mprotect sys_mman.h mprotect - set protection of memory mapping
571 mq_close mqueue.h MSG mq_close - close a message queue (<b>REALTIME</b>)
572 mq_getattr mqueue.h MSG mq_getattr - get message queue attributes (<b>REALTIME</b>)
573 mq_notify mqueue.h MSG mq_notify - notify process that a message is available (<b>REALTIME</b>)
574 mq_open mqueue.h MSG mq_open - open a message queue (<b>REALTIME</b>)
575 mq_receive mqueue.h mqueue.h time.h MSG mq_receive, mq_timedreceive - receive a message from a message queue (<b>REALTIME</b>)
576 mq_send mqueue.h mqueue.h time.h MSG mq_send, mq_timedsend - send a message to a message queue (<b>REALTIME</b>)
577 mq_setattr mqueue.h MSG mq_setattr - set message queue attributes (<b>REALTIME</b>)
578 mq_timedreceive mqueue.h mqueue.h time.h MSG mq_receive, mq_timedreceive - receive a message from a message queue (<b>REALTIME</b>)
579 mq_timedsend mqueue.h mqueue.h time.h MSG mq_send, mq_timedsend - send a message to a message queue (<b>REALTIME</b>)
580 mq_unlink mqueue.h MSG mq_unlink - remove a message queue (<b>REALTIME</b>)
581 mrand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
582 msgctl sys_msg.h XSI msgctl - XSI message control operations
583 msgget sys_msg.h XSI msgget - get the XSI message queue identifier
584 msgrcv sys_msg.h XSI msgrcv - XSI message receive operation
585 msgsnd sys_msg.h XSI msgsnd - XSI message send operation
586 msync sys_mman.h XSI msync - synchronize memory with physical storage
587 munlock sys_mman.h MLR mlock, munlock - lock or unlock a range of process address space (<b>REALTIME</b>)
588 munlockall sys_mman.h ML mlockall, munlockall - lock/unlock the address space of a process (<b>REALTIME</b>)
589 munmap sys_mman.h munmap - unmap pages of memory
590 nan math.h nan, nanf, nanl - return quiet NaN
591 nanf math.h nan, nanf, nanl - return quiet NaN
592 nanl math.h nan, nanf, nanl - return quiet NaN
593 nanosleep time.h CX nanosleep - high resolution sleep
594 nearbyint math.h nearbyint, nearbyintf, nearbyintl - floating-point rounding functions
595 nearbyintf math.h nearbyint, nearbyintf, nearbyintl - floating-point rounding functions
596 nearbyintl math.h nearbyint, nearbyintf, nearbyintl - floating-point rounding functions
597 newlocale locale.h CX newlocale - create or modify a locale object
598 nextafter math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number
599 nextafterf math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number
600 nextafterl math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number
601 nexttoward math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number
602 nexttowardf math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number
603 nexttowardl math.h nextafter, nextafterf, nextafterl, nexttoward, nexttowardf, nexttowardl - next representable floating-point number
604 nftw ftw.h XSI nftw - walk a file tree
605 nice unistd.h XSI nice - change the nice value of a process
606 nl_langinfo langinfo.h nl_langinfo, nl_langinfo_l - language information
607 nl_langinfo_l langinfo.h nl_langinfo, nl_langinfo_l - language information
608 nrand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
609 ntohl arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order
610 ntohs arpa_inet.h htonl, htons, ntohl, ntohs - convert values between host and network byte order
611 open sys/stat.h fcntl.h OH open, openat - open file relative to directory file descriptor
612 open_memstream stdio.h wchar.h CX open_memstream, open_wmemstream - open a dynamic memory buffer stream
613 open_wmemstream stdio.h wchar.h CX open_memstream, open_wmemstream - open a dynamic memory buffer stream
614 openat sys/stat.h fcntl.h OH open, openat - open file relative to directory file descriptor
615 opendir dirent.h fdopendir, opendir - open directory associated with file descriptor
616 openlog syslog.h XSI closelog, openlog, setlogmask, syslog - control system log
617 optarg unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
618 opterr unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
619 optind unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
620 optopt unistd.h getopt, optarg, opterr, optind, optopt - command option parsing
621 pathconf unistd.h fpathconf, pathconf - get configurable pathname variables
622 pause unistd.h pause - suspend the thread until a signal is received
623 pclose stdio.h CX pclose - close a pipe stream to or from a process
624 perror stdio.h perror - write error messages to standard error
625 pipe unistd.h pipe - create an interprocess channel
626 poll poll.h poll - input/output multiplexing
627 popen stdio.h CX popen - initiate pipe streams to or from a process
628 posix_fadvise fcntl.h ADV posix_fadvise - file advisory information (<b>ADVANCED REALTIME</b>)
629 posix_fallocate fcntl.h ADV posix_fallocate - file space control (<b>ADVANCED REALTIME</b>)
630 posix_madvise sys_mman.h ADV posix_madvise - memory advisory information and alignment control (<b>ADVANCED REALTIME</b>)
631 posix_mem_offset sys_mman.h TYM posix_mem_offset - find offset and length of a mapped typed memory block (<b>ADVANCED REALTIME</b>)
632 posix_memalign stdlib.h ADV posix_memalign - aligned memory allocation (<b>ADVANCED REALTIME</b>)
633 posix_openpt stdlib.h fcntl.h XSI posix_openpt - open a pseudo-terminal device
634 posix_spawn spawn.h SPN posix_spawn, posix_spawnp - spawn a process (<b>ADVANCED REALTIME</b>)
635 posix_spawn_file_actions_addclose spawn.h SPN posix_spawn_file_actions_addclose, posix_spawn_file_actions_addopen - add close or open action to spawn file actions object (<b>ADVANCED REALTIME</b>)
636 posix_spawn_file_actions_adddup2 spawn.h SPN posix_spawn_file_actions_adddup2 - add dup2 action to spawn file actions object (<b>ADVANCED REALTIME</b>)
637 posix_spawn_file_actions_addopen spawn.h SPN posix_spawn_file_actions_addclose, posix_spawn_file_actions_addopen - add close or open action to spawn file actions object (<b>ADVANCED REALTIME</b>)
638 posix_spawn_file_actions_destroy spawn.h SPN posix_spawn_file_actions_destroy, posix_spawn_file_actions_init - destroy and initialize spawn file actions object (<b>ADVANCED REALTIME</b>)
639 posix_spawn_file_actions_init spawn.h SPN posix_spawn_file_actions_destroy, posix_spawn_file_actions_init - destroy and initialize spawn file actions object (<b>ADVANCED REALTIME</b>)
640 posix_spawnattr_destroy spawn.h SPN posix_spawnattr_destroy, posix_spawnattr_init - destroy and initialize spawn attributes object (<b>ADVANCED REALTIME</b>)
641 posix_spawnattr_getflags spawn.h SPN posix_spawnattr_getflags, posix_spawnattr_setflags - get and set the spawn-flags attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
642 posix_spawnattr_getpgroup spawn.h SPN posix_spawnattr_getpgroup, posix_spawnattr_setpgroup - get and set the spawn-pgroup attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
643 posix_spawnattr_getschedparam spawn.h sched.h SPN PS posix_spawnattr_getschedparam, posix_spawnattr_setschedparam - get and set the spawn-schedparam attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
644 posix_spawnattr_getschedpolicy spawn.h sched.h SPN PS posix_spawnattr_getschedpolicy, posix_spawnattr_setschedpolicy - get and set the spawn-schedpolicy attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
645 posix_spawnattr_getsigdefault signal.h spawn.h SPN posix_spawnattr_getsigdefault, posix_spawnattr_setsigdefault - get and set the spawn-sigdefault attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
646 posix_spawnattr_getsigmask signal.h spawn.h SPN posix_spawnattr_getsigmask, posix_spawnattr_setsigmask - get and set the spawn-sigmask attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
647 posix_spawnattr_init spawn.h SPN posix_spawnattr_destroy, posix_spawnattr_init - destroy and initialize spawn attributes object (<b>ADVANCED REALTIME</b>)
648 posix_spawnattr_setflags spawn.h SPN posix_spawnattr_getflags, posix_spawnattr_setflags - get and set the spawn-flags attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
649 posix_spawnattr_setpgroup spawn.h SPN posix_spawnattr_getpgroup, posix_spawnattr_setpgroup - get and set the spawn-pgroup attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
650 posix_spawnattr_setschedparam spawn.h sched.h SPN PS posix_spawnattr_getschedparam, posix_spawnattr_setschedparam - get and set the spawn-schedparam attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
651 posix_spawnattr_setschedpolicy spawn.h sched.h SPN PS posix_spawnattr_getschedpolicy, posix_spawnattr_setschedpolicy - get and set the spawn-schedpolicy attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
652 posix_spawnattr_setsigdefault signal.h spawn.h SPN posix_spawnattr_getsigdefault, posix_spawnattr_setsigdefault - get and set the spawn-sigdefault attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
653 posix_spawnattr_setsigmask signal.h spawn.h SPN posix_spawnattr_getsigmask, posix_spawnattr_setsigmask - get and set the spawn-sigmask attribute of a spawn attributes object (<b>ADVANCED REALTIME</b>)
654 posix_spawnp spawn.h SPN posix_spawn, posix_spawnp - spawn a process (<b>ADVANCED REALTIME</b>)
655 posix_trace_attr_destroy trace.h OB TRC posix_trace_attr_destroy, posix_trace_attr_init - destroy and initialize the trace stream attributes object (<b>TRACING</b>)
656 posix_trace_attr_getclockres time.h trace.h trace.h OB TRC posix_trace_attr_getclockres, posix_trace_attr_getcreatetime, posix_trace_attr_getgenversion, posix_trace_attr_getname, posix_trace_attr_setname - retrieve and set information about a trace stream (<b>TRACING</b>)
657 posix_trace_attr_getcreatetime time.h trace.h trace.h OB TRC posix_trace_attr_getclockres, posix_trace_attr_getcreatetime, posix_trace_attr_getgenversion, posix_trace_attr_getname, posix_trace_attr_setname - retrieve and set information about a trace stream (<b>TRACING</b>)
658 posix_trace_attr_getgenversion time.h trace.h trace.h OB TRC posix_trace_attr_getclockres, posix_trace_attr_getcreatetime, posix_trace_attr_getgenversion, posix_trace_attr_getname, posix_trace_attr_setname - retrieve and set information about a trace stream (<b>TRACING</b>)
659 posix_trace_attr_getinherited trace.h OB TRC TRI TRL TRI TRL posix_trace_attr_getinherited, posix_trace_attr_getlogfullpolicy, posix_trace_attr_getstreamfullpolicy, posix_trace_attr_setinherited, posix_trace_attr_setlogfullpolicy, posix_trace_attr_setstreamfullpolicy - retrieve and set the behavior of a trace stream (<b>TRACING</b>)
660 posix_trace_attr_getlogfullpolicy trace.h OB TRC TRI TRL TRI TRL posix_trace_attr_getinherited, posix_trace_attr_getlogfullpolicy, posix_trace_attr_getstreamfullpolicy, posix_trace_attr_setinherited, posix_trace_attr_setlogfullpolicy, posix_trace_attr_setstreamfullpolicy - retrieve and set the behavior of a trace stream (<b>TRACING</b>)
661 posix_trace_attr_getlogsize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
662 posix_trace_attr_getmaxdatasize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
663 posix_trace_attr_getmaxsystemeventsize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
664 posix_trace_attr_getmaxusereventsize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
665 posix_trace_attr_getname time.h trace.h trace.h OB TRC posix_trace_attr_getclockres, posix_trace_attr_getcreatetime, posix_trace_attr_getgenversion, posix_trace_attr_getname, posix_trace_attr_setname - retrieve and set information about a trace stream (<b>TRACING</b>)
666 posix_trace_attr_getstreamfullpolicy trace.h OB TRC TRI TRL TRI TRL posix_trace_attr_getinherited, posix_trace_attr_getlogfullpolicy, posix_trace_attr_getstreamfullpolicy, posix_trace_attr_setinherited, posix_trace_attr_setlogfullpolicy, posix_trace_attr_setstreamfullpolicy - retrieve and set the behavior of a trace stream (<b>TRACING</b>)
667 posix_trace_attr_getstreamsize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
668 posix_trace_attr_init trace.h OB TRC posix_trace_attr_destroy, posix_trace_attr_init - destroy and initialize the trace stream attributes object (<b>TRACING</b>)
669 posix_trace_attr_setinherited trace.h OB TRC TRI TRL TRI TRL posix_trace_attr_getinherited, posix_trace_attr_getlogfullpolicy, posix_trace_attr_getstreamfullpolicy, posix_trace_attr_setinherited, posix_trace_attr_setlogfullpolicy, posix_trace_attr_setstreamfullpolicy - retrieve and set the behavior of a trace stream (<b>TRACING</b>)
670 posix_trace_attr_setlogfullpolicy trace.h OB TRC TRI TRL TRI TRL posix_trace_attr_getinherited, posix_trace_attr_getlogfullpolicy, posix_trace_attr_getstreamfullpolicy, posix_trace_attr_setinherited, posix_trace_attr_setlogfullpolicy, posix_trace_attr_setstreamfullpolicy - retrieve and set the behavior of a trace stream (<b>TRACING</b>)
671 posix_trace_attr_setlogsize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
672 posix_trace_attr_setmaxdatasize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
673 posix_trace_attr_setname time.h trace.h trace.h OB TRC posix_trace_attr_getclockres, posix_trace_attr_getcreatetime, posix_trace_attr_getgenversion, posix_trace_attr_getname, posix_trace_attr_setname - retrieve and set information about a trace stream (<b>TRACING</b>)
674 posix_trace_attr_setstreamfullpolicy trace.h OB TRC TRI TRL TRI TRL posix_trace_attr_getinherited, posix_trace_attr_getlogfullpolicy, posix_trace_attr_getstreamfullpolicy, posix_trace_attr_setinherited, posix_trace_attr_setlogfullpolicy, posix_trace_attr_setstreamfullpolicy - retrieve and set the behavior of a trace stream (<b>TRACING</b>)
675 posix_trace_attr_setstreamsize sys_types.h trace.h OB TRC TRL TRL posix_trace_attr_getlogsize, posix_trace_attr_getmaxdatasize, posix_trace_attr_getmaxsystemeventsize, posix_trace_attr_getmaxusereventsize, posix_trace_attr_getstreamsize, posix_trace_attr_setlogsize, posix_trace_attr_setmaxdatasize, posix_trace_attr_setstreamsize - retrieve and set trace stream size attributes (<b>TRACING</b>)
676 posix_trace_clear sys_types.h trace.h OB TRC posix_trace_clear - clear trace stream and trace log (<b>TRACING</b>)
677 posix_trace_close trace.h OB TRC TRL posix_trace_close, posix_trace_open, posix_trace_rewind - trace log management (<b>TRACING</b>)
678 posix_trace_create sys_types.h trace.h OB TRC TRL posix_trace_create, posix_trace_create_withlog, posix_trace_flush, posix_trace_shutdown - trace stream initialization, flush, and shutdown from a process (<b>TRACING</b>)
679 posix_trace_create_withlog sys_types.h trace.h OB TRC TRL posix_trace_create, posix_trace_create_withlog, posix_trace_flush, posix_trace_shutdown - trace stream initialization, flush, and shutdown from a process (<b>TRACING</b>)
680 posix_trace_event sys_types.h trace.h OB TRC posix_trace_event, posix_trace_eventid_open - trace functions for instrumenting application code (<b>TRACING</b>)
681 posix_trace_eventid_equal trace.h OB TRC TEF posix_trace_eventid_equal, posix_trace_eventid_get_name, posix_trace_trid_eventid_open - manipulate the trace event type identifier (<b>TRACING</b>)
682 posix_trace_eventid_get_name trace.h OB TRC TEF posix_trace_eventid_equal, posix_trace_eventid_get_name, posix_trace_trid_eventid_open - manipulate the trace event type identifier (<b>TRACING</b>)
683 posix_trace_eventid_open sys_types.h trace.h OB TRC posix_trace_event, posix_trace_eventid_open - trace functions for instrumenting application code (<b>TRACING</b>)
684 posix_trace_eventset_add trace.h OB TRC TEF posix_trace_eventset_add, posix_trace_eventset_del, posix_trace_eventset_empty, posix_trace_eventset_fill, posix_trace_eventset_ismember - manipulate trace event type sets (<b>TRACING</b>)
685 posix_trace_eventset_del trace.h OB TRC TEF posix_trace_eventset_add, posix_trace_eventset_del, posix_trace_eventset_empty, posix_trace_eventset_fill, posix_trace_eventset_ismember - manipulate trace event type sets (<b>TRACING</b>)
686 posix_trace_eventset_empty trace.h OB TRC TEF posix_trace_eventset_add, posix_trace_eventset_del, posix_trace_eventset_empty, posix_trace_eventset_fill, posix_trace_eventset_ismember - manipulate trace event type sets (<b>TRACING</b>)
687 posix_trace_eventset_fill trace.h OB TRC TEF posix_trace_eventset_add, posix_trace_eventset_del, posix_trace_eventset_empty, posix_trace_eventset_fill, posix_trace_eventset_ismember - manipulate trace event type sets (<b>TRACING</b>)
688 posix_trace_eventset_ismember trace.h OB TRC TEF posix_trace_eventset_add, posix_trace_eventset_del, posix_trace_eventset_empty, posix_trace_eventset_fill, posix_trace_eventset_ismember - manipulate trace event type sets (<b>TRACING</b>)
689 posix_trace_eventtypelist_getnext_id trace.h OB TRC posix_trace_eventtypelist_getnext_id, posix_trace_eventtypelist_rewind - iterate over a mapping of trace event types (<b>TRACING</b>)
690 posix_trace_eventtypelist_rewind trace.h OB TRC posix_trace_eventtypelist_getnext_id, posix_trace_eventtypelist_rewind - iterate over a mapping of trace event types (<b>TRACING</b>)
691 posix_trace_flush sys_types.h trace.h OB TRC TRL posix_trace_create, posix_trace_create_withlog, posix_trace_flush, posix_trace_shutdown - trace stream initialization, flush, and shutdown from a process (<b>TRACING</b>)
692 posix_trace_get_attr trace.h OB TRC posix_trace_get_attr, posix_trace_get_status - retrieve the trace attributes or trace status (<b>TRACING</b>)
693 posix_trace_get_filter trace.h OB TRC TEF posix_trace_get_filter, posix_trace_set_filter - retrieve and set the filter of an initialized trace stream (<b>TRACING</b>)
694 posix_trace_get_status trace.h OB TRC posix_trace_get_attr, posix_trace_get_status - retrieve the trace attributes or trace status (<b>TRACING</b>)
695 posix_trace_getnext_event sys_types.h trace.h OB TRC posix_trace_getnext_event, posix_trace_timedgetnext_event, posix_trace_trygetnext_event - retrieve a trace event (<b>TRACING</b>)
696 posix_trace_open trace.h OB TRC TRL posix_trace_close, posix_trace_open, posix_trace_rewind - trace log management (<b>TRACING</b>)
697 posix_trace_rewind trace.h OB TRC TRL posix_trace_close, posix_trace_open, posix_trace_rewind - trace log management (<b>TRACING</b>)
698 posix_trace_set_filter trace.h OB TRC TEF posix_trace_get_filter, posix_trace_set_filter - retrieve and set the filter of an initialized trace stream (<b>TRACING</b>)
699 posix_trace_shutdown sys_types.h trace.h OB TRC TRL posix_trace_create, posix_trace_create_withlog, posix_trace_flush, posix_trace_shutdown - trace stream initialization, flush, and shutdown from a process (<b>TRACING</b>)
700 posix_trace_start trace.h OB TRC posix_trace_start, posix_trace_stop - trace start and stop (<b>TRACING</b>)
701 posix_trace_stop trace.h OB TRC posix_trace_start, posix_trace_stop - trace start and stop (<b>TRACING</b>)
702 posix_trace_timedgetnext_event sys_types.h trace.h OB TRC posix_trace_getnext_event, posix_trace_timedgetnext_event, posix_trace_trygetnext_event - retrieve a trace event (<b>TRACING</b>)
703 posix_trace_trid_eventid_open trace.h OB TRC TEF posix_trace_eventid_equal, posix_trace_eventid_get_name, posix_trace_trid_eventid_open - manipulate the trace event type identifier (<b>TRACING</b>)
704 posix_trace_trygetnext_event sys_types.h trace.h OB TRC posix_trace_getnext_event, posix_trace_timedgetnext_event, posix_trace_trygetnext_event - retrieve a trace event (<b>TRACING</b>)
705 posix_typed_mem_get_info sys_mman.h TYM posix_typed_mem_get_info - query typed memory information (<b>ADVANCED REALTIME</b>)
706 posix_typed_mem_open sys_mman.h TYM posix_typed_mem_open - open a typed memory object (<b>ADVANCED REALTIME</b>)
707 pow math.h pow, powf, powl - power function
708 powf math.h pow, powf, powl - power function
709 powl math.h pow, powf, powl - power function
710 pread unistd.h pread, read - read from a file
711 printf stdio.h CX dprintf, fprintf, printf, snprintf, sprintf - print formatted output
712 pselect sys_select.h pselect, select - synchronous I/O multiplexing
713 psiginfo signal.h CX psiginfo, psignal - print signal information to standard error
714 psignal signal.h CX psiginfo, psignal - print signal information to standard error
715 pthread_atfork pthread.h pthread_atfork - register fork handlers
716 pthread_attr_destroy pthread.h pthread_attr_destroy, pthread_attr_init - destroy and initialize the thread attributes object
717 pthread_attr_getdetachstate pthread.h pthread_attr_getdetachstate, pthread_attr_setdetachstate - get and set the detachstate attribute
718 pthread_attr_getguardsize pthread.h pthread_attr_getguardsize, pthread_attr_setguardsize - get and set the thread guardsize attribute
719 pthread_attr_getinheritsched pthread.h TPS pthread_attr_getinheritsched, pthread_attr_setinheritsched - get and set the inheritsched attribute (<b>REALTIME THREADS</b>)
720 pthread_attr_getschedparam pthread.h pthread_attr_getschedparam, pthread_attr_setschedparam - get and set the schedparam attribute
721 pthread_attr_getschedpolicy pthread.h TPS pthread_attr_getschedpolicy, pthread_attr_setschedpolicy - get and set the schedpolicy attribute (<b>REALTIME THREADS</b>)
722 pthread_attr_getscope pthread.h TPS pthread_attr_getscope, pthread_attr_setscope - get and set the contentionscope attribute (<b>REALTIME THREADS</b>)
723 pthread_attr_getstack pthread.h TSA TSS pthread_attr_getstack, pthread_attr_setstack - get and set stack attributes
724 pthread_attr_getstacksize pthread.h TSS pthread_attr_getstacksize, pthread_attr_setstacksize - get and set the stacksize attribute
725 pthread_attr_init pthread.h pthread_attr_destroy, pthread_attr_init - destroy and initialize the thread attributes object
726 pthread_attr_setdetachstate pthread.h pthread_attr_getdetachstate, pthread_attr_setdetachstate - get and set the detachstate attribute
727 pthread_attr_setguardsize pthread.h pthread_attr_getguardsize, pthread_attr_setguardsize - get and set the thread guardsize attribute
728 pthread_attr_setinheritsched pthread.h TPS pthread_attr_getinheritsched, pthread_attr_setinheritsched - get and set the inheritsched attribute (<b>REALTIME THREADS</b>)
729 pthread_attr_setschedparam pthread.h pthread_attr_getschedparam, pthread_attr_setschedparam - get and set the schedparam attribute
730 pthread_attr_setschedpolicy pthread.h TPS pthread_attr_getschedpolicy, pthread_attr_setschedpolicy - get and set the schedpolicy attribute (<b>REALTIME THREADS</b>)
731 pthread_attr_setscope pthread.h TPS pthread_attr_getscope, pthread_attr_setscope - get and set the contentionscope attribute (<b>REALTIME THREADS</b>)
732 pthread_attr_setstack pthread.h TSA TSS pthread_attr_getstack, pthread_attr_setstack - get and set stack attributes
733 pthread_attr_setstacksize pthread.h TSS pthread_attr_getstacksize, pthread_attr_setstacksize - get and set the stacksize attribute
734 pthread_barrier_destroy pthread.h pthread_barrier_destroy, pthread_barrier_init - destroy and initialize a barrier object
735 pthread_barrier_init pthread.h pthread_barrier_destroy, pthread_barrier_init - destroy and initialize a barrier object
736 pthread_barrier_wait pthread.h pthread_barrier_wait - synchronize at a barrier
737 pthread_barrierattr_destroy pthread.h pthread_barrierattr_destroy, pthread_barrierattr_init - destroy and initialize the barrier attributes object
738 pthread_barrierattr_getpshared pthread.h TSH pthread_barrierattr_getpshared, pthread_barrierattr_setpshared - get and set the process-shared attribute of the barrier attributes object
739 pthread_barrierattr_init pthread.h pthread_barrierattr_destroy, pthread_barrierattr_init - destroy and initialize the barrier attributes object
740 pthread_barrierattr_setpshared pthread.h TSH pthread_barrierattr_getpshared, pthread_barrierattr_setpshared - get and set the process-shared attribute of the barrier attributes object
741 pthread_cancel pthread.h pthread_cancel - cancel execution of a thread
742 pthread_cleanup_pop pthread.h pthread_cleanup_pop, pthread_cleanup_push - establish cancellation handlers
743 pthread_cleanup_push pthread.h pthread_cleanup_pop, pthread_cleanup_push - establish cancellation handlers
744 pthread_cond_broadcast pthread.h pthread_cond_broadcast, pthread_cond_signal - broadcast or signal a condition
745 pthread_cond_destroy pthread.h pthread_cond_destroy, pthread_cond_init - destroy and initialize condition variables
746 pthread_cond_init pthread.h pthread_cond_destroy, pthread_cond_init - destroy and initialize condition variables
747 pthread_cond_signal pthread.h pthread_cond_broadcast, pthread_cond_signal - broadcast or signal a condition
748 pthread_cond_timedwait pthread.h pthread_cond_timedwait, pthread_cond_wait - wait on a condition
749 pthread_cond_wait pthread.h pthread_cond_timedwait, pthread_cond_wait - wait on a condition
750 pthread_condattr_destroy pthread.h pthread_condattr_destroy, pthread_condattr_init - destroy and initialize the condition variable attributes object
751 pthread_condattr_getclock pthread.h pthread_condattr_getclock, pthread_condattr_setclock - get and set the clock selection condition variable attribute
752 pthread_condattr_getpshared pthread.h TSH pthread_condattr_getpshared, pthread_condattr_setpshared - get and set the process-shared condition variable attributes
753 pthread_condattr_init pthread.h pthread_condattr_destroy, pthread_condattr_init - destroy and initialize the condition variable attributes object
754 pthread_condattr_setclock pthread.h pthread_condattr_getclock, pthread_condattr_setclock - get and set the clock selection condition variable attribute
755 pthread_condattr_setpshared pthread.h TSH pthread_condattr_getpshared, pthread_condattr_setpshared - get and set the process-shared condition variable attributes
756 pthread_create pthread.h pthread_create - thread creation
757 pthread_detach pthread.h pthread_detach - detach a thread
758 pthread_equal pthread.h pthread_equal - compare thread IDs
759 pthread_exit pthread.h pthread_exit - thread termination
760 pthread_getconcurrency pthread.h OB XSI pthread_getconcurrency, pthread_setconcurrency - get and set the level of concurrency
761 pthread_getcpuclockid pthread.h time.h TCT pthread_getcpuclockid - access a thread CPU-time clock (<b>ADVANCED REALTIME THREADS</b>)
762 pthread_getschedparam pthread.h TPS pthread_getschedparam, pthread_setschedparam - dynamic thread scheduling parameters access (<b>REALTIME THREADS</b>)
763 pthread_getspecific pthread.h pthread_getspecific, pthread_setspecific - thread-specific data management
764 pthread_join pthread.h pthread_join - wait for thread termination
765 pthread_key_create pthread.h pthread_key_create - thread-specific data key creation
766 pthread_key_delete pthread.h pthread_key_delete - thread-specific data key deletion
767 pthread_kill signal.h CX pthread_kill - send a signal to a thread
768 pthread_mutex_consistent pthread.h pthread_mutex_consistent - mark state protected by robust mutex as consistent
769 pthread_mutex_destroy pthread.h pthread_mutex_destroy, pthread_mutex_init - destroy and initialize a mutex
770 pthread_mutex_getprioceiling pthread.h RPP pthread_mutex_getprioceiling, pthread_mutex_setprioceiling - get and set the priority ceiling of a mutex (<b>REALTIME THREADS</b>)
771 pthread_mutex_init pthread.h pthread_mutex_destroy, pthread_mutex_init - destroy and initialize a mutex
772 pthread_mutex_lock pthread.h pthread_mutex_lock, pthread_mutex_trylock, pthread_mutex_unlock - lock and unlock a mutex
773 pthread_mutex_setprioceiling pthread.h RPP pthread_mutex_getprioceiling, pthread_mutex_setprioceiling - get and set the priority ceiling of a mutex (<b>REALTIME THREADS</b>)
774 pthread_mutex_timedlock pthread.h time.h pthread_mutex_timedlock - lock a mutex
775 pthread_mutex_trylock pthread.h pthread_mutex_lock, pthread_mutex_trylock, pthread_mutex_unlock - lock and unlock a mutex
776 pthread_mutex_unlock pthread.h pthread_mutex_lock, pthread_mutex_trylock, pthread_mutex_unlock - lock and unlock a mutex
777 pthread_mutexattr_destroy pthread.h pthread_mutexattr_destroy, pthread_mutexattr_init - destroy and initialize the mutex attributes object
778 pthread_mutexattr_getprioceiling pthread.h RPP pthread_mutexattr_getprioceiling, pthread_mutexattr_setprioceiling - get and set the prioceiling attribute of the mutex attributes object (<b>REALTIME THREADS</b>)
779 pthread_mutexattr_getprotocol pthread.h MC1 pthread_mutexattr_getprotocol, pthread_mutexattr_setprotocol - get and set the protocol attribute of the mutex attributes object (<b>REALTIME THREADS</b>)
780 pthread_mutexattr_getpshared pthread.h TSH pthread_mutexattr_getpshared, pthread_mutexattr_setpshared - get and set the process-shared attribute
781 pthread_mutexattr_getrobust pthread.h pthread_mutexattr_getrobust, pthread_mutexattr_setrobust - get and set the mutex robust attribute
782 pthread_mutexattr_gettype pthread.h pthread_mutexattr_gettype, pthread_mutexattr_settype - get and set the mutex type attribute
783 pthread_mutexattr_init pthread.h pthread_mutexattr_destroy, pthread_mutexattr_init - destroy and initialize the mutex attributes object
784 pthread_mutexattr_setprioceiling pthread.h RPP pthread_mutexattr_getprioceiling, pthread_mutexattr_setprioceiling - get and set the prioceiling attribute of the mutex attributes object (<b>REALTIME THREADS</b>)
785 pthread_mutexattr_setprotocol pthread.h MC1 pthread_mutexattr_getprotocol, pthread_mutexattr_setprotocol - get and set the protocol attribute of the mutex attributes object (<b>REALTIME THREADS</b>)
786 pthread_mutexattr_setpshared pthread.h TSH pthread_mutexattr_getpshared, pthread_mutexattr_setpshared - get and set the process-shared attribute
787 pthread_mutexattr_setrobust pthread.h pthread_mutexattr_getrobust, pthread_mutexattr_setrobust - get and set the mutex robust attribute
788 pthread_mutexattr_settype pthread.h pthread_mutexattr_gettype, pthread_mutexattr_settype - get and set the mutex type attribute
789 pthread_once pthread.h pthread_once - dynamic package initialization
790 pthread_rwlock_destroy pthread.h pthread_rwlock_destroy, pthread_rwlock_init - destroy and initialize a read-write lock object
791 pthread_rwlock_init pthread.h pthread_rwlock_destroy, pthread_rwlock_init - destroy and initialize a read-write lock object
792 pthread_rwlock_rdlock pthread.h pthread_rwlock_rdlock, pthread_rwlock_tryrdlock - lock a read-write lock object for reading
793 pthread_rwlock_timedrdlock pthread.h time.h pthread_rwlock_timedrdlock - lock a read-write lock for reading
794 pthread_rwlock_timedwrlock pthread.h time.h pthread_rwlock_timedwrlock - lock a read-write lock for writing
795 pthread_rwlock_tryrdlock pthread.h pthread_rwlock_rdlock, pthread_rwlock_tryrdlock - lock a read-write lock object for reading
796 pthread_rwlock_trywrlock pthread.h pthread_rwlock_trywrlock, pthread_rwlock_wrlock - lock a read-write lock object for writing
797 pthread_rwlock_unlock pthread.h pthread_rwlock_unlock - unlock a read-write lock object
798 pthread_rwlock_wrlock pthread.h pthread_rwlock_trywrlock, pthread_rwlock_wrlock - lock a read-write lock object for writing
799 pthread_rwlockattr_destroy pthread.h pthread_rwlockattr_destroy, pthread_rwlockattr_init - destroy and initialize the read-write lock attributes object
800 pthread_rwlockattr_getpshared pthread.h TSH pthread_rwlockattr_getpshared, pthread_rwlockattr_setpshared - get and set the process-shared attribute of the read-write lock attributes object
801 pthread_rwlockattr_init pthread.h pthread_rwlockattr_destroy, pthread_rwlockattr_init - destroy and initialize the read-write lock attributes object
802 pthread_rwlockattr_setpshared pthread.h TSH pthread_rwlockattr_getpshared, pthread_rwlockattr_setpshared - get and set the process-shared attribute of the read-write lock attributes object
803 pthread_self pthread.h pthread_self - get the calling thread ID
804 pthread_setcancelstate pthread.h pthread_setcancelstate, pthread_setcanceltype, pthread_testcancel - set cancelability state
805 pthread_setcanceltype pthread.h pthread_setcancelstate, pthread_setcanceltype, pthread_testcancel - set cancelability state
806 pthread_setconcurrency pthread.h OB XSI pthread_getconcurrency, pthread_setconcurrency - get and set the level of concurrency
807 pthread_setschedparam pthread.h TPS pthread_getschedparam, pthread_setschedparam - dynamic thread scheduling parameters access (<b>REALTIME THREADS</b>)
808 pthread_setschedprio pthread.h TPS pthread_setschedprio - dynamic thread scheduling parameters access (<b>REALTIME THREADS</b>)
809 pthread_setspecific pthread.h pthread_getspecific, pthread_setspecific - thread-specific data management
810 pthread_sigmask signal.h CX pthread_sigmask, sigprocmask - examine and change blocked signals
811 pthread_spin_destroy pthread.h pthread_spin_destroy, pthread_spin_init - destroy or initialize a spin lock object
812 pthread_spin_init pthread.h pthread_spin_destroy, pthread_spin_init - destroy or initialize a spin lock object
813 pthread_spin_lock pthread.h pthread_spin_lock, pthread_spin_trylock - lock a spin lock object
814 pthread_spin_trylock pthread.h pthread_spin_lock, pthread_spin_trylock - lock a spin lock object
815 pthread_spin_unlock pthread.h pthread_spin_unlock - unlock a spin lock object
816 pthread_testcancel pthread.h pthread_setcancelstate, pthread_setcanceltype, pthread_testcancel - set cancelability state
817 ptsname stdlib.h XSI ptsname - get name of the slave pseudo-terminal device
818 putc stdio.h putc - put a byte on a stream
819 putc_unlocked stdio.h CX getc_unlocked, getchar_unlocked, putc_unlocked, putchar_unlocked - stdio with explicit client locking
820 putchar stdio.h putchar - put a byte on a stdout stream
821 putchar_unlocked stdio.h CX getc_unlocked, getchar_unlocked, putc_unlocked, putchar_unlocked - stdio with explicit client locking
822 putenv stdlib.h XSI putenv - change or add a value to an environment
823 putmsg stropts.h OB XSR putmsg, putpmsg - send a message on a STREAM (<b>STREAMS</b>)
824 putpmsg stropts.h OB XSR putmsg, putpmsg - send a message on a STREAM (<b>STREAMS</b>)
825 puts stdio.h puts - put a string on standard output
826 pututxline utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
827 putwc stdio.h wchar.h putwc - put a wide character on a stream
828 putwchar wchar.h putwchar - put a wide character on a stdout stream
829 pwrite unistd.h pwrite, write - write on a file
830 qsort stdlib.h qsort - sort a table of data
831 raise signal.h raise - send a signal to the executing process
832 rand stdlib.h OB CX rand, rand_r, srand - pseudo-random number generator
833 rand_r stdlib.h OB CX rand, rand_r, srand - pseudo-random number generator
834 random stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions
835 read unistd.h pread, read - read from a file
836 readdir dirent.h readdir, readdir_r - read a directory
837 readdir_r dirent.h readdir, readdir_r - read a directory
838 readlink unistd.h readlink, readlinkat - read the contents of a symbolic link relative to a directory file descriptor
839 readlinkat unistd.h readlink, readlinkat - read the contents of a symbolic link relative to a directory file descriptor
840 readv sys_uio.h XSI readv - read a vector
841 realloc stdlib.h realloc - memory reallocator
842 realpath stdlib.h XSI realpath - resolve a pathname
843 recv sys_socket.h recv - receive a message from a connected socket
844 recvfrom sys_socket.h recvfrom - receive a message from a socket
845 recvmsg sys_socket.h recvmsg - receive a message from a socket
846 regcomp regex.h regcomp, regerror, regexec, regfree - regular expression matching
847 regerror regex.h regcomp, regerror, regexec, regfree - regular expression matching
848 regexec regex.h regcomp, regerror, regexec, regfree - regular expression matching
849 regfree regex.h regcomp, regerror, regexec, regfree - regular expression matching
850 remainder math.h remainder, remainderf, remainderl - remainder function
851 remainderf math.h remainder, remainderf, remainderl - remainder function
852 remainderl math.h remainder, remainderf, remainderl - remainder function
853 remove stdio.h remove - remove a file
854 remque search.h XSI insque, remque - insert or remove an element in a queue
855 remquo math.h remquo, remquof, remquol - remainder functions
856 remquof math.h remquo, remquof, remquol - remainder functions
857 remquol math.h remquo, remquof, remquol - remainder functions
858 rename stdio.h CX rename, renameat - rename file relative to directory file descriptor
859 renameat stdio.h CX rename, renameat - rename file relative to directory file descriptor
860 rewind stdio.h rewind - reset the file position indicator in a stream
861 rewinddir dirent.h rewinddir - reset the position of a directory stream to the beginning of a directory
862 rint math.h rint, rintf, rintl - round-to-nearest integral value
863 rintf math.h rint, rintf, rintl - round-to-nearest integral value
864 rintl math.h rint, rintf, rintl - round-to-nearest integral value
865 rmdir unistd.h rmdir - remove a directory
866 round math.h round, roundf, roundl - round to the nearest integer value in a floating-point format
867 roundf math.h round, roundf, roundl - round to the nearest integer value in a floating-point format
868 roundl math.h round, roundf, roundl - round to the nearest integer value in a floating-point format
869 scalbln math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX
870 scalblnf math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX
871 scalblnl math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX
872 scalbn math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX
873 scalbnf math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX
874 scalbnl math.h scalbln, scalblnf, scalblnl, scalbn, scalbnf, scalbnl - compute exponent using FLT_RADIX
875 scandir dirent.h alphasort, scandir - scan a directory
876 scanf stdio.h fscanf, scanf, sscanf - convert formatted input
877 sched_get_priority_max sched.h PS sched_get_priority_max, sched_get_priority_min - get priority limits (<b>REALTIME</b>)
878 sched_get_priority_min sched.h PS sched_get_priority_max, sched_get_priority_min - get priority limits (<b>REALTIME</b>)
879 sched_getparam sched.h PS sched_getparam - get scheduling parameters (<b>REALTIME</b>)
880 sched_getscheduler sched.h PS sched_getscheduler - get scheduling policy (<b>REALTIME</b>)
881 sched_rr_get_interval sched.h PS sched_rr_get_interval - get execution time limits (<b>REALTIME</b>)
882 sched_setparam sched.h PS sched_setparam - set scheduling parameters (<b>REALTIME</b>)
883 sched_setscheduler sched.h PS sched_setscheduler - set scheduling policy and parameters (<b>REALTIME</b>)
884 sched_yield sched.h sched_yield - yield the processor
885 seed48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
886 seekdir dirent.h XSI seekdir - set the position of a directory stream
887 select sys_select.h pselect, select - synchronous I/O multiplexing
888 sem_close semaphore.h sem_close - close a named semaphore
889 sem_destroy semaphore.h sem_destroy - destroy an unnamed semaphore
890 sem_getvalue semaphore.h sem_getvalue - get the value of a semaphore
891 sem_init semaphore.h sem_init - initialize an unnamed semaphore
892 sem_open semaphore.h sem_open - initialize and open a named semaphore
893 sem_post semaphore.h sem_post - unlock a semaphore
894 sem_timedwait semaphore.h time.h sem_timedwait - lock a semaphore
895 sem_trywait semaphore.h sem_trywait, sem_wait - lock a semaphore
896 sem_unlink semaphore.h sem_unlink - remove a named semaphore
897 sem_wait semaphore.h sem_trywait, sem_wait - lock a semaphore
898 semctl sys/sem.h XSI semctl - XSI semaphore control operations
899 semget sys_sem.h XSI semget - get set of XSI semaphores
900 semop sys_sem.h XSI semop - XSI semaphore operations
901 send sys_socket.h send - send a message on a socket
902 sendmsg sys_socket.h sendmsg - send a message on a socket using a message structure
903 sendto sys_socket.h sendto - send a message on a socket
904 setbuf stdio.h setbuf - assign buffering to a stream
905 setegid unistd.h setegid - set the effective group ID
906 setenv stdlib.h CX setenv - add or change environment variable
907 seteuid unistd.h seteuid - set effective user ID
908 setgid unistd.h setgid - set-group-ID
909 setgrent grp.h XSI endgrent, getgrent, setgrent - group database entry functions
910 sethostent netdb.h endhostent, gethostent, sethostent - network host database functions
911 setitimer sys_time.h OB XSI getitimer, setitimer - get and set value of interval timer
912 setjmp setjmp.h setjmp - set jump point for a non-local goto
913 setkey stdlib.h XSI setkey - set encoding key (<b>CRYPT</b>)
914 setlocale locale.h setlocale - set program locale
915 setlogmask syslog.h XSI closelog, openlog, setlogmask, syslog - control system log
916 setnetent netdb.h endnetent, getnetbyaddr, getnetbyname, getnetent, setnetent - network database functions
917 setpgid unistd.h setpgid - set process group ID for job control
918 setpgrp unistd.h OB XSI setpgrp - set the process group ID
919 setpriority sys_resource.h XSI getpriority, setpriority - get and set the nice value
920 setprotoent netdb.h endprotoent, getprotobyname, getprotobynumber, getprotoent, setprotoent - network protocol database functions
921 setpwent pwd.h XSI endpwent, getpwent, setpwent - user database functions
922 setregid unistd.h XSI setregid - set real and effective group IDs
923 setreuid unistd.h XSI setreuid - set real and effective user IDs
924 setrlimit sys_resource.h XSI getrlimit, setrlimit - control maximum resource consumption
925 setservent netdb.h endservent, getservbyname, getservbyport, getservent, setservent - network services database functions
926 setsid unistd.h setsid - create session and set process group ID
927 setsockopt sys_socket.h setsockopt - set the socket options
928 setstate stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions
929 setuid unistd.h setuid - set user ID
930 setutxent utmpx.h XSI endutxent, getutxent, getutxid, getutxline, pututxline, setutxent - user accounting database functions
931 setvbuf stdio.h setvbuf - assign buffering to a stream
932 shm_open sys_mman.h SHM shm_open - open a shared memory object (<b>REALTIME</b>)
933 shm_unlink sys_mman.h SHM shm_unlink - remove a shared memory object (<b>REALTIME</b>)
934 shmat sys_shm.h XSI shmat - XSI shared memory attach operation
935 shmctl sys_shm.h XSI shmctl - XSI shared memory control operations
936 shmdt sys_shm.h XSI shmdt - XSI shared memory detach operation
937 shmget sys_shm.h XSI shmget - get an XSI shared memory segment
938 shutdown sys_socket.h shutdown - shut down socket send and receive operations
939 sigaction signal.h CX sigaction - examine and change a signal action
940 sigaddset signal.h CX sigaddset - add a signal to a signal set
941 sigaltstack signal.h XSI sigaltstack - set and get signal alternate stack context
942 sigdelset signal.h CX sigdelset - delete a signal from a signal set
943 sigemptyset signal.h CX sigemptyset - initialize and empty a signal set
944 sigfillset signal.h CX sigfillset - initialize and fill a signal set
945 sighold signal.h OB XSI sighold, sigignore, sigpause, sigrelse, sigset - signal management
946 sigignore signal.h OB XSI sighold, sigignore, sigpause, sigrelse, sigset - signal management
947 siginterrupt signal.h OB XSI siginterrupt - allow signals to interrupt functions
948 sigismember signal.h CX sigismember - test for a signal in a signal set
949 siglongjmp setjmp.h CX siglongjmp - non-local goto with signal handling
950 signal signal.h signal - signal management
951 signbit math.h signbit - test sign
952 signgam math.h XSI lgamma, lgammaf, lgammal, signgam - log gamma function
953 sigpause signal.h OB XSI sighold, sigignore, sigpause, sigrelse, sigset - signal management
954 sigpending signal.h CX sigpending - examine pending signals
955 sigprocmask signal.h CX pthread_sigmask, sigprocmask - examine and change blocked signals
956 sigqueue signal.h CX sigqueue - queue a signal to a process
957 sigrelse signal.h OB XSI sighold, sigignore, sigpause, sigrelse, sigset - signal management
958 sigset signal.h OB XSI sighold, sigignore, sigpause, sigrelse, sigset - signal management
959 sigsetjmp setjmp.h CX sigsetjmp - set jump point for a non-local goto
960 sigsuspend signal.h CX sigsuspend - wait for a signal
961 sigtimedwait signal.h CX sigtimedwait, sigwaitinfo - wait for queued signals
962 sigwait signal.h CX sigwait - wait for queued signals
963 sigwaitinfo signal.h CX sigtimedwait, sigwaitinfo - wait for queued signals
964 sin math.h sin, sinf, sinl - sine function
965 sinf math.h sin, sinf, sinl - sine function
966 sinh math.h sinh, sinhf, sinhl - hyperbolic sine functions
967 sinhf math.h sinh, sinhf, sinhl - hyperbolic sine functions
968 sinhl math.h sinh, sinhf, sinhl - hyperbolic sine functions
969 sinl math.h sin, sinf, sinl - sine function
970 sleep unistd.h sleep - suspend execution for an interval of time
971 snprintf stdio.h CX dprintf, fprintf, printf, snprintf, sprintf - print formatted output
972 sockatmark sys_socket.h sockatmark - determine whether a socket is at the out-of-band mark
973 socket sys_socket.h socket - create an endpoint for communication
974 socketpair sys_socket.h socketpair - create a pair of connected sockets
975 sprintf stdio.h CX dprintf, fprintf, printf, snprintf, sprintf - print formatted output
976 sqrt math.h sqrt, sqrtf, sqrtl - square root function
977 sqrtf math.h sqrt, sqrtf, sqrtl - square root function
978 sqrtl math.h sqrt, sqrtf, sqrtl - square root function
979 srand stdlib.h OB CX rand, rand_r, srand - pseudo-random number generator
980 srand48 stdlib.h XSI drand48, erand48, jrand48, lcong48, lrand48, mrand48, nrand48, seed48, srand48 - generate uniformly distributed pseudo-random numbers
981 srandom stdlib.h XSI initstate, random, setstate, srandom - pseudo-random number functions
982 sscanf stdio.h fscanf, scanf, sscanf - convert formatted input
983 stat sys_stat.h fstatat, lstat, stat - get file status
984 statvfs sys_statvfs.h fstatvfs, statvfs - get file system information
985 stderr stdio.h stderr, stdin, stdout - standard I/O streams
986 stdin stdio.h stderr, stdin, stdout - standard I/O streams
987 stdout stdio.h stderr, stdin, stdout - standard I/O streams
988 stpcpy string.h CX stpcpy, strcpy - copy a string and return a pointer to the end of the result
989 stpncpy string.h CX stpncpy, strncpy - copy fixed length string, returning a pointer to the array end
990 strcasecmp strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons
991 strcasecmp_l strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons
992 strcat string.h strcat - concatenate two strings
993 strchr string.h strchr - string scanning operation
994 strcmp string.h strcmp - compare two strings
995 strcoll string.h CX strcoll, strcoll_l - string comparison using collating information
996 strcoll_l string.h CX strcoll, strcoll_l - string comparison using collating information
997 strcpy string.h CX stpcpy, strcpy - copy a string and return a pointer to the end of the result
998 strcspn string.h strcspn - get the length of a complementary substring
999 strdup string.h CX strdup, strndup - duplicate a specific number of bytes from a string
1000 strerror string.h CX strerror, strerror_l, strerror_r - get error message string
1001 strerror_l string.h CX strerror, strerror_l, strerror_r - get error message string
1002 strerror_r string.h CX strerror, strerror_l, strerror_r - get error message string
1003 strfmon monetary.h strfmon, strfmon_l - convert monetary value to a string
1004 strfmon_l monetary.h strfmon, strfmon_l - convert monetary value to a string
1005 strftime time.h CX strftime, strftime_l - convert date and time to a string
1006 strftime_l time.h CX strftime, strftime_l - convert date and time to a string
1007 strlen string.h CX strlen, strnlen - get length of fixed size string
1008 strncasecmp strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons
1009 strncasecmp_l strings.h strcasecmp, strcasecmp_l, strncasecmp, strncasecmp_l - case-insensitive string comparisons
1010 strncat string.h strncat - concatenate a string with part of another
1011 strncmp string.h strncmp - compare part of two strings
1012 strncpy string.h CX stpncpy, strncpy - copy fixed length string, returning a pointer to the array end
1013 strndup string.h CX strdup, strndup - duplicate a specific number of bytes from a string
1014 strnlen string.h CX strlen, strnlen - get length of fixed size string
1015 strpbrk string.h strpbrk - scan a string for a byte
1016 strptime time.h XSI strptime - date and time conversion
1017 strrchr string.h strrchr - string scanning operation
1018 strsignal string.h CX strsignal - get name of signal
1019 strspn string.h strspn - get length of a substring
1020 strstr string.h strstr - find a substring
1021 strtod stdlib.h strtod, strtof, strtold - convert a string to a double-precision number
1022 strtof stdlib.h strtod, strtof, strtold - convert a string to a double-precision number
1023 strtoimax inttypes.h strtoimax, strtoumax - convert string to integer type
1024 strtok string.h CX strtok, strtok_r - split string into tokens
1025 strtok_r string.h CX strtok, strtok_r - split string into tokens
1026 strtol stdlib.h strtol, strtoll - convert a string to a long integer
1027 strtold stdlib.h strtod, strtof, strtold - convert a string to a double-precision number
1028 strtoll stdlib.h strtol, strtoll - convert a string to a long integer
1029 strtoul stdlib.h strtoul, strtoull - convert a string to an unsigned long
1030 strtoull stdlib.h strtoul, strtoull - convert a string to an unsigned long
1031 strtoumax inttypes.h strtoimax, strtoumax - convert string to integer type
1032 strxfrm string.h CX strxfrm, strxfrm_l - string transformation
1033 strxfrm_l string.h CX strxfrm, strxfrm_l - string transformation
1034 swab unistd.h XSI swab - swap bytes
1035 swprintf stdio.h wchar.h fwprintf, swprintf, wprintf - print formatted wide-character output
1036 swscanf stdio.h wchar.h fwscanf, swscanf, wscanf - convert formatted wide-character input
1037 symlink unistd.h symlink, symlinkat - make a symbolic link relative to directory file descriptor
1038 symlinkat unistd.h symlink, symlinkat - make a symbolic link relative to directory file descriptor
1039 sync unistd.h XSI sync - schedule file system updates
1040 sysconf unistd.h sysconf - get configurable system variables
1041 syslog syslog.h XSI closelog, openlog, setlogmask, syslog - control system log
1042 system stdlib.h system - issue a command
1043 tan math.h tan, tanf, tanl - tangent function
1044 tanf math.h tan, tanf, tanl - tangent function
1045 tanh math.h tanh, tanhf, tanhl - hyperbolic tangent functions
1046 tanhf math.h tanh, tanhf, tanhl - hyperbolic tangent functions
1047 tanhl math.h tanh, tanhf, tanhl - hyperbolic tangent functions
1048 tanl math.h tan, tanf, tanl - tangent function
1049 tcdrain termios.h tcdrain - wait for transmission of output
1050 tcflow termios.h tcflow - suspend or restart the transmission or reception of data
1051 tcflush termios.h tcflush - flush non-transmitted output data, non-read input data, or both
1052 tcgetattr termios.h tcgetattr - get the parameters associated with the terminal
1053 tcgetpgrp unistd.h tcgetpgrp - get the foreground process group ID
1054 tcgetsid termios.h tcgetsid - get the process group ID for the session leader for the controlling terminal
1055 tcsendbreak termios.h tcsendbreak - send a break for a specific duration
1056 tcsetattr termios.h tcsetattr - set the parameters associated with the terminal
1057 tcsetpgrp unistd.h tcsetpgrp - set the foreground process group ID
1058 tdelete search.h XSI tdelete, tfind, tsearch, twalk - manage a binary search tree
1059 telldir dirent.h XSI telldir - current location of a named directory stream
1060 tempnam stdio.h OB XSI tempnam - create a name for a temporary file
1061 tfind search.h XSI tdelete, tfind, tsearch, twalk - manage a binary search tree
1062 tgamma math.h tgamma, tgammaf, tgammal - compute gamma() function
1063 tgammaf math.h tgamma, tgammaf, tgammal - compute gamma() function
1064 tgammal math.h tgamma, tgammaf, tgammal - compute gamma() function
1065 time time.h time - get time
1066 timer_create signal.h time.h CX timer_create - create a per-process timer
1067 timer_delete time.h CX timer_delete - delete a per-process timer
1068 timer_getoverrun time.h CX timer_getoverrun, timer_gettime, timer_settime - per-process timers
1069 timer_gettime time.h CX timer_getoverrun, timer_gettime, timer_settime - per-process timers
1070 timer_settime time.h CX timer_getoverrun, timer_gettime, timer_settime - per-process timers
1071 times sys_times.h times - get process and waited-for child process times
1072 timezone time.h XSI CX daylight, timezone, tzname, tzset - set timezone conversion information
1073 tmpfile stdio.h tmpfile - create a temporary file
1074 tmpnam stdio.h OB tmpnam - create a name for a temporary file
1075 toascii ctype.h OB XSI toascii - translate an integer to a 7-bit ASCII character
1076 tolower ctype.h CX tolower, tolower_l - transliterate uppercase characters to lowercase
1077 tolower_l ctype.h CX tolower, tolower_l - transliterate uppercase characters to lowercase
1078 toupper ctype.h CX toupper, toupper_l - transliterate lowercase characters to uppercase
1079 toupper_l ctype.h CX toupper, toupper_l - transliterate lowercase characters to uppercase
1080 towctrans wctype.h CX towctrans, towctrans_l - wide-character transliteration
1081 towctrans_l wctype.h CX towctrans, towctrans_l - wide-character transliteration
1082 towlower wctype.h CX towlower, towlower_l - transliterate uppercase wide-character code to lowercase
1083 towlower_l wctype.h CX towlower, towlower_l - transliterate uppercase wide-character code to lowercase
1084 towupper wctype.h CX towupper, towupper_l - transliterate lowercase wide-character code to uppercase
1085 towupper_l wctype.h CX towupper, towupper_l - transliterate lowercase wide-character code to uppercase
1086 trunc math.h trunc, truncf, truncl - round to truncated integer value
1087 truncate unistd.h truncate - truncate a file to a specified length
1088 truncf math.h trunc, truncf, truncl - round to truncated integer value
1089 truncl math.h trunc, truncf, truncl - round to truncated integer value
1090 tsearch search.h XSI tdelete, tfind, tsearch, twalk - manage a binary search tree
1091 ttyname unistd.h ttyname, ttyname_r - find the pathname of a terminal
1092 ttyname_r unistd.h ttyname, ttyname_r - find the pathname of a terminal
1093 twalk search.h XSI tdelete, tfind, tsearch, twalk - manage a binary search tree
1094 tzname time.h XSI CX daylight, timezone, tzname, tzset - set timezone conversion information
1095 tzset time.h XSI CX daylight, timezone, tzname, tzset - set timezone conversion information
1096 ulimit ulimit.h OB XSI ulimit - get and set process limits
1097 umask sys_stat.h umask - set and get the file mode creation mask
1098 uname sys_utsname.h uname - get the name of the current system
1099 ungetc stdio.h ungetc - push byte back into input stream
1100 ungetwc stdio.h wchar.h ungetwc - push wide-character code back into the input stream
1101 unlink unistd.h unlink, unlinkat - remove a directory entry relative to directory file descriptor
1102 unlinkat unistd.h unlink, unlinkat - remove a directory entry relative to directory file descriptor
1103 unlockpt stdlib.h XSI unlockpt - unlock a pseudo-terminal master/slave pair
1104 unsetenv stdlib.h CX unsetenv - remove an environment variable
1105 uselocale locale.h CX uselocale - use locale in current thread
1106 utime utime.h OB utime - set file access and modification times
1107 utimensat sys_stat.h sys_time.h XSI futimens, utimensat, utimes - set file access and modification times
1108 utimes sys_stat.h sys_time.h XSI futimens, utimensat, utimes - set file access and modification times
1109 va_arg stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list
1110 va_copy stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list
1111 va_end stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list
1112 va_start stdarg.h va_arg, va_copy, va_end, va_start - handle variable argument list
1113 vdprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list
1114 vfprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list
1115 vfscanf stdarg.h stdio.h vfscanf, vscanf, vsscanf - format input of a stdarg argument list
1116 vfwprintf stdarg.h stdio.h wchar.h vfwprintf, vswprintf, vwprintf - wide-character formatted output of a stdarg argument list
1117 vfwscanf stdarg.h stdio.h wchar.h vfwscanf, vswscanf, vwscanf - wide-character formatted input of a stdarg argument list
1118 vprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list
1119 vscanf stdarg.h stdio.h vfscanf, vscanf, vsscanf - format input of a stdarg argument list
1120 vsnprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list
1121 vsprintf stdarg.h stdio.h CX vdprintf, vfprintf, vprintf, vsnprintf, vsprintf - format output of a stdarg argument list
1122 vsscanf stdarg.h stdio.h vfscanf, vscanf, vsscanf - format input of a stdarg argument list
1123 vswprintf stdarg.h stdio.h wchar.h vfwprintf, vswprintf, vwprintf - wide-character formatted output of a stdarg argument list
1124 vswscanf stdarg.h stdio.h wchar.h vfwscanf, vswscanf, vwscanf - wide-character formatted input of a stdarg argument list
1125 vwprintf stdarg.h stdio.h wchar.h vfwprintf, vswprintf, vwprintf - wide-character formatted output of a stdarg argument list
1126 vwscanf stdarg.h stdio.h wchar.h vfwscanf, vswscanf, vwscanf - wide-character formatted input of a stdarg argument list
1127 wait sys_wait.h wait, waitpid - wait for a child process to stop or terminate
1128 waitid sys_wait.h waitid - wait for a child process to change state
1129 waitpid sys_wait.h wait, waitpid - wait for a child process to stop or terminate
1130 wcpcpy wchar.h CX wcpcpy, wcscpy - copy a wide-character string, returning a pointer to its end
1131 wcpncpy wchar.h CX wcpncpy, wcsncpy - copy a fixed-size wide-character string, returning a pointer to its end
1132 wcrtomb stdio.h wcrtomb - convert a wide-character code to a character (restartable)
1133 wcscasecmp wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison
1134 wcscasecmp_l wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison
1135 wcscat wchar.h wcscat - concatenate two wide-character strings
1136 wcschr wchar.h wcschr - wide-character string scanning operation
1137 wcscmp wchar.h wcscmp - compare two wide-character strings
1138 wcscoll wchar.h CX wcscoll, wcscoll_l - wide-character string comparison using collating information
1139 wcscoll_l wchar.h CX wcscoll, wcscoll_l - wide-character string comparison using collating information
1140 wcscpy wchar.h CX wcpcpy, wcscpy - copy a wide-character string, returning a pointer to its end
1141 wcscspn wchar.h wcscspn - get the length of a complementary wide substring
1142 wcsdup wchar.h CX wcsdup - duplicate a wide-character string
1143 wcsftime wchar.h wcsftime - convert date and time to a wide-character string
1144 wcslen wchar.h CX wcslen, wcsnlen - get length of a fixed-sized wide-character string
1145 wcsncasecmp wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison
1146 wcsncasecmp_l wchar.h CX wcscasecmp, wcscasecmp_l, wcsncasecmp, wcsncasecmp_l - case-insensitive wide-character string comparison
1147 wcsncat wchar.h wcsncat - concatenate a wide-character string with part of another
1148 wcsncmp wchar.h wcsncmp - compare part of two wide-character strings
1149 wcsncpy wchar.h CX wcpncpy, wcsncpy - copy a fixed-size wide-character string, returning a pointer to its end
1150 wcsnlen wchar.h CX wcslen, wcsnlen - get length of a fixed-sized wide-character string
1151 wcsnrtombs wchar.h CX wcsnrtombs, wcsrtombs - convert a wide-character string to a character string (restartable)
1152 wcspbrk wchar.h wcspbrk - scan a wide-character string for a wide-character code
1153 wcsrchr wchar.h wcsrchr - wide-character string scanning operation
1154 wcsrtombs wchar.h CX wcsnrtombs, wcsrtombs - convert a wide-character string to a character string (restartable)
1155 wcsspn wchar.h wcsspn - get the length of a wide substring
1156 wcsstr wchar.h wcsstr - find a wide-character substring
1157 wcstod wchar.h wcstod, wcstof, wcstold - convert a wide-character string to a double-precision number
1158 wcstof wchar.h wcstod, wcstof, wcstold - convert a wide-character string to a double-precision number
1159 wcstoimax stddef.h inttypes.h wcstoimax, wcstoumax - convert a wide-character string to an integer type
1160 wcstok wchar.h wcstok - split a wide-character string into tokens
1161 wcstol wchar.h wcstol, wcstoll - convert a wide-character string to a long integer
1162 wcstold wchar.h wcstod, wcstof, wcstold - convert a wide-character string to a double-precision number
1163 wcstoll wchar.h wcstol, wcstoll - convert a wide-character string to a long integer
1164 wcstombs stdlib.h wcstombs - convert a wide-character string to a character string
1165 wcstoul wchar.h wcstoul, wcstoull - convert a wide-character string to an unsigned long
1166 wcstoull wchar.h wcstoul, wcstoull - convert a wide-character string to an unsigned long
1167 wcstoumax stddef.h inttypes.h wcstoimax, wcstoumax - convert a wide-character string to an integer type
1168 wcswidth wchar.h XSI wcswidth - number of column positions of a wide-character string
1169 wcsxfrm wchar.h CX wcsxfrm, wcsxfrm_l - wide-character string transformation
1170 wcsxfrm_l wchar.h CX wcsxfrm, wcsxfrm_l - wide-character string transformation
1171 wctob stdio.h wchar.h wctob - wide-character to single-byte conversion
1172 wctomb stdlib.h wctomb - convert a wide-character code to a character
1173 wctrans wctype.h CX wctrans, wctrans_l - define character mapping
1174 wctrans_l wctype.h CX wctrans, wctrans_l - define character mapping
1175 wctype wctype.h CX wctype, wctype_l - define character class
1176 wctype_l wctype.h CX wctype, wctype_l - define character class
1177 wcwidth wchar.h XSI wcwidth - number of column positions of a wide-character code
1178 wmemchr wchar.h wmemchr - find a wide character in memory
1179 wmemcmp wchar.h wmemcmp - compare wide characters in memory
1180 wmemcpy wchar.h wmemcpy - copy wide characters in memory
1181 wmemmove wchar.h wmemmove - copy wide characters in memory with overlapping areas
1182 wmemset wchar.h wmemset - set wide characters in memory
1183 wordexp wordexp.h wordexp, wordfree - perform word expansions
1184 wordfree wordexp.h wordexp, wordfree - perform word expansions
1185 wprintf stdio.h wchar.h fwprintf, swprintf, wprintf - print formatted wide-character output
1186 write unistd.h pwrite, write - write on a file
1187 writev sys_uio.h XSI writev - write a vector
1188 wscanf stdio.h wchar.h fwscanf, swscanf, wscanf - convert formatted wide-character input
1189 y0 math.h XSI y0, y1, yn - Bessel functions of the second kind
1190 y1 math.h XSI y0, y1, yn - Bessel functions of the second kind
1191 yn math.h XSI y0, y1, yn - Bessel functions of the second kind