| 
  | 
POSIX  | 
  | 
  | 
P96  | 
  | 
  | 
  | 
  | 
|---|---|---|---|---|---|---|---|---|---|
Interface  | 
XSI  | 
Base  | 
U98  | 
U95  | 
P92  | 
C99  | 
C89  | 
SVID3  | 
BSD  | 
FD_CLR()  | m  | m  | m  | m  | .  | .  | .  | .  | .  | 
FD_ISSET()  | m  | m  | m  | m  | .  | .  | .  | .  | .  | 
FD_SET()  | m  | m  | m  | m  | .  | .  | .  | .  | .  | 
FD_ZERO()  | m  | m  | m  | m  | .  | .  | .  | .  | .  | 
_Exit()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
_exit()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
_longjmp()  | m  | xsi  | m  | m  | .  | .  | .  | .  | m  | 
_setjmp()  | m  | xsi  | m  | m  | .  | .  | .  | .  | m  | 
_tolower()  | m  | xsi  | m  | m  | .  | .  | .  | m  | .  | 
_toupper()  | m  | xsi  | m  | m  | .  | .  | .  | m  | .  | 
a64l()  | m  | xsi  | m  | m  | .  | .  | .  | m  | .  | 
abort()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
abs()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
accept()  | m  | m  | m  | m  | .  | .  | .  | .  | m  | 
access()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
acos()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
acosf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
acosh()  | m  | m  | m  | m  | .  | m  | .  | m  | m  | 
acoshf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
acoshl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
acosl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
aio_cancel()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
aio_error()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
aio_fsync()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
aio_read()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
aio_return()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
aio_suspend()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
aio_write()  | o  | aio  | o  | .  | r  | .  | .  | .  | .  | 
alarm()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
asctime()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
asctime_r()  | m  | tsf  | m  | .  | t  | .  | .  | .  | .  | 
asin()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
asinf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
asinh()  | m  | m  | m  | m  | .  | .  | .  | m  | m  | 
asinhf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
asinhl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
asinl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
assert()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
atan()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
atan2()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
atan2f()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
atan2l()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
atanf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
atanh()  | m  | m  | m  | m  | .  | m  | .  | m  | m  | 
atanhf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
atanhl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
atanl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
atexit()  | m  | m  | m  | m  | .  | m  | m  | m  | .  | 
atof()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
atoi()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
atol()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
atoll()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
basename()  | m  | xsi  | m  | m  | .  | .  | .  | .  | .  | 
bcmp()  | l  | xsi  | m  | m  | .  | .  | .  | .  | m  | 
bcopy()  | l  | xsi  | m  | m  | .  | .  | .  | .  | m  | 
bind()  | m  | m  | m  | m  | .  | .  | .  | .  | m  | 
bsd_signal()  | ob  | xsi  | m  | m  | .  | .  | .  | .  | .  | 
bsearch()  | m  | m  | m  | m  | m  | m  | m  | m  | .  | 
btowc()  | m  | m  | m  | .  | .  | m  | 1  | .  | .  | 
bzero()  | l  | xsi  | m  | m  | .  | .  | .  | .  | m  | 
cabs()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cabsf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cabsl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cacos()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cacosf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cacosh()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cacoshf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cacoshl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cacosl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
calloc()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
carg()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cargf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cargl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
casin()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
casinf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
casinh()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
casinhf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
casinhl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
casinl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catan()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catanf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catanh()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catanhf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catanhl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catanl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
catclose()  | m  | xsi  | m  | m  | .  | .  | .  | m  | .  | 
catgets()  | m  | xsi  | m  | m  | .  | .  | .  | m  | .  | 
catopen()  | m  | xsi  | m  | m  | .  | .  | .  | m  | .  | 
cbrt()  | m  | m  | m  | m  | .  | m  | .  | m  | m  | 
cbrtf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cbrtl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ccos()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ccosf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ccosh()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ccoshf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ccoshl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ccosl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ceil()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
ceilf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ceill()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cexp()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cexpf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cexpl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cfgetispeed()  | m  | m  | m  | m  | m  | .  | .  | m  | .  | 
cfgetospeed()  | m  | m  | m  | m  | m  | .  | .  | m  | .  | 
cfsetispeed()  | m  | m  | m  | m  | m  | .  | .  | m  | .  | 
cfsetospeed()  | m  | m  | m  | m  | m  | .  | .  | m  | .  | 
chdir()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
chmod()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
chown()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
cimag()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cimagf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cimagl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
clearerr()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
clock()  | m  | m  | m  | m  | .  | m  | m  | m  | .  | 
clock_getcpuclockid()  | o  | cpt  | .  | .  | .  | .  | .  | .  | .  | 
clock_getres()  | o  | tmr  | o  | .  | r  | .  | .  | .  | .  | 
clock_gettime()  | o  | tmr  | o  | .  | r  | .  | .  | .  | .  | 
clock_nanosleep()  | o  | cs  | .  | .  | .  | .  | .  | .  | .  | 
clock_settime()  | o  | tmr  | o  | .  | r  | .  | .  | .  | .  | 
clog()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
clogf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
clogl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
close()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
closedir()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
closelog()  | m  | xsi  | m  | m  | .  | .  | .  | .  | m  | 
confstr()  | m  | m  | m  | m  | m  | .  | .  | .  | .  | 
conj()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
conjf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
conjl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
connect()  | m  | m  | m  | m  | .  | .  | .  | .  | m  | 
copysign()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
copysignf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
copysignl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cos()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
cosf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cosh()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
coshf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
coshl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cosl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cpow()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cpowf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cpowl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cproj()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cprojf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
cprojl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
creal()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
crealf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
creall()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
creat()  | m  | m  | m  | m  | m  | .  | .  | m  | m  | 
crypt()  | o  | xsi  | o  | o  | .  | .  | .  | m  | m  | 
csin()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csinf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csinh()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csinhf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csinhl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csinl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csqrt()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csqrtf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
csqrtl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctan()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctanf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctanh()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctanhf()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctanhl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctanl()  | m  | m  | .  | .  | .  | m  | .  | .  | .  | 
ctermid()  | m  | m  | m  | m  | m  | .  | .  | m  | .  | 
ctime()  | m  | m  | m  | m  | m  | m  | m  | m  | m  | 
ctime_r()  | m  | tsf  | m  | .  | t  | .  | .  | .  | .  |