Appendix: Full Safety Information

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A ¦ B ¦ C ¦ D ¦ E ¦ F ¦ G ¦ H ¦ I ¦ J ¦ K ¦ L ¦ M ¦ N ¦ O ¦ P ¦ Q ¦ R ¦ S ¦ T ¦ U ¦ V ¦ W ¦ Y

A

Function	Classification	Cancel	ISR	Signal	Thread
abort()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
abs()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
accept()	POSIX 1003.1	Yes	No	No	Yes
access()	POSIX 1003.1	No	No	Yes	Yes
acos()	ANSI, POSIX 1003.1	No	No	No	Yes
acosf()	ANSI, POSIX 1003.1	No	No	No	Yes
acosh()	ANSI, POSIX 1003.1	No	No	No	Yes
acoshf()	ANSI, POSIX 1003.1	No	No	No	Yes
acoshl()	ANSI, POSIX 1003.1	No	No	No	Yes
acosl()	ANSI, POSIX 1003.1	No	No	No	Yes
aio_cancel()	POSIX 1003.1 AIO	No	No	Yes	Yes
aio_error()	POSIX 1003.1 AIO	No	No	Yes	Yes
aio_fsync()	POSIX 1003.1 AIO	No	No	Yes	Yes
aio_read()	POSIX 1003.1 AIO	No	No	Yes	Yes
aio_return()	POSIX 1003.1 AIO	No	No	Yes	Yes
aio_suspend()	POSIX 1003.1 AIO	Yes	No	Yes	Yes
aio_write()	POSIX 1003.1 AIO	No	No	Yes	Yes
alarm()	POSIX 1003.1	No	No	Yes	Yes
alloca()	Unix	No	No	Yes	Yes
alphasort()	Legacy Unix	No	Yes	Yes	Yes
asctime()	asctime is ANSI, POSIX 1003.1; asctime_r is POSIX 1003.1 TSF	No	No	Yes	Yes
asctime_r()	asctime is ANSI, POSIX 1003.1; asctime_r is POSIX 1003.1 TSF	No	No	Yes	Yes
asin()	ANSI, POSIX 1003.1	No	No	No	Yes
asinf()	ANSI, POSIX 1003.1	No	No	No	Yes
asinh()	ANSI, POSIX 1003.1	No	No	No	Yes
asinhf()	ANSI, POSIX 1003.1	No	No	No	Yes
asinhl()	ANSI, POSIX 1003.1	No	No	No	Yes
asinl()	ANSI, POSIX 1003.1	No	No	No	Yes
assert()	ANSI, POSIX 1003.1	No	No	No	Yes
asyncmsg_channel_create()	QNX Neutrino	No	No	No	Yes
asyncmsg_channel_destroy()	QNX Neutrino	No	No	No	Yes
asyncmsg_connect_attach()	QNX Neutrino	No	No	No	Yes
asyncmsg_connect_attr()	QNX Neutrino	No	No	No	Yes
asyncmsg_connect_detach()	QNX Neutrino	No	No	No	Yes
asyncmsg_flush()	QNX Neutrino	No	No	No	Yes
asyncmsg_free()	QNX Neutrino	No	No	No	Yes
asyncmsg_get()	QNX Neutrino	No	No	No	Yes
asyncmsg_malloc()	QNX Neutrino	No	No	No	Yes
asyncmsg_put()	QNX Neutrino	No	No	No	Yes
asyncmsg_putv()	QNX Neutrino	No	No	No	Yes
atan()	ANSI, POSIX 1003.1	No	No	No	Yes
atan2()	ANSI, POSIX 1003.1	No	No	No	Yes
atan2f()	ANSI, POSIX 1003.1	No	No	No	Yes
atanf()	ANSI, POSIX 1003.1	No	No	No	Yes
atanh()	ANSI, POSIX 1003.1	No	No	No	Yes
atanhf()	ANSI, POSIX 1003.1	No	No	No	Yes
atanhl()	ANSI, POSIX 1003.1	No	No	No	Yes
atanl()	ANSI, POSIX 1003.1	No	No	No	Yes
atexit()	ANSI, POSIX 1003.1	No	No	No	Yes
atof()	ANSI, POSIX 1003.1	No	No	No	Yes
atoh()	QNX 4	No	Yes	Yes	Yes
atoi()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
atol()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
atoll()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
atomic_add()	QNX Neutrino	No	Yes	Yes	Yes
atomic_add_value()	QNX Neutrino	No	Yes	Yes	Yes
atomic_clr()	QNX Neutrino	No	Yes	Yes	Yes
atomic_clr_value()	QNX Neutrino	No	Yes	Yes	Yes
atomic_set()	QNX Neutrino	No	Yes	Yes	Yes
atomic_set_value()	QNX Neutrino	No	Yes	Yes	Yes
atomic_sub()	QNX Neutrino	No	Yes	Yes	Yes
atomic_sub_value()	QNX Neutrino	No	Yes	Yes	Yes
atomic_toggle()	QNX Neutrino	No	Yes	Yes	Yes
atomic_toggle_value()	QNX Neutrino	No	Yes	Yes	Yes

B

Function	Classification	Cancel	ISR	Signal	Thread
basename()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
bcmp()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
bcopy()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
bind()	POSIX 1003.1	No	No	No	Yes
bindresvport()	Unix	No	No	No	No
brk()	Legacy Unix	No	No	No	Yes
bsearch()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
bt_get_backtrace()	QNX Neutrino	No	No	Yes	Yes
bt_init_accessor()	QNX Neutrino	No	No	Yes	Yes
bt_load_memmap()	QNX Neutrino	No	No	No	Yes
bt_release_accessor()	QNX Neutrino	No	Yes	Yes	Yes
bt_set_flags()	QNX Neutrino	No	Yes	Yes	Yes
bt_sprn_memmap()	QNX Neutrino	No	No	Yes	Yes
bt_sprnf_addrs()	QNX Neutrino	No	No	No	Yes
bt_translate_addrs()	QNX Neutrino	No	No	Yes	Yes
bt_unload_memmap()	QNX Neutrino	No	No	No	Yes
btowc()	ANSI, POSIX 1003.1	No	No	Yes	Yes
bzero()	POSIX 1003.1 XSI	No	Yes	Yes	Yes

C

Function	Classification	Cancel	ISR	Signal	Thread
cabs()	ANSI, POSIX 1003.1	No	No	No	Yes
cabsf()	ANSI, POSIX 1003.1	No	No	No	Yes
cache_fini()	QNX Neutrino	Yes	No	Yes	Yes
CACHE_FLUSH()	QNX Neutrino	No	Yes	Yes	Yes
cache_init()	QNX Neutrino	Yes	No	Yes	Yes
CACHE_INVAL()	QNX Neutrino	No	Yes	Yes	Yes
calloc()	ANSI, POSIX 1003.1	No	No	No	Yes
cbrt()	ANSI, POSIX 1003.1	No	No	No	Yes
cbrtf()	ANSI, POSIX 1003.1	No	No	No	Yes
ceil()	ANSI, POSIX 1003.1	No	No	No	Yes
ceilf()	ANSI, POSIX 1003.1	No	No	No	Yes
cfgetispeed()	POSIX 1003.1	No	No	Yes	Yes
cfgetospeed()	POSIX 1003.1	No	No	Yes	Yes
cfgopen()	QNX Neutrino	Yes	No	Yes	Yes
cfmakeraw()	Unix	No	No	Yes	Yes
cfree()	Unix	No	No	No	Yes
cfsetispeed()	POSIX 1003.1	No	No	Yes	Yes
cfsetospeed()	POSIX 1003.1	No	No	Yes	Yes
ChannelCreate()	QNX Neutrino	No	No	Yes	Yes
ChannelCreate_r()	QNX Neutrino	No	No	Yes	Yes
ChannelDestroy()	QNX Neutrino	No	No	Yes	Yes
ChannelDestroy_r()	QNX Neutrino	No	No	Yes	Yes
chdir()	POSIX 1003.1	No	No	Yes	Yes
chmod()	POSIX 1003.1	No	No	Yes	Yes
chown()	POSIX 1003.1	No	No	Yes	Yes
chroot()	Legacy Unix	No	No	No	Yes
chsize()	QNX 4	Yes	No	Yes	Yes
clearenv()	QNX 4	No	No	No	Yes
clearerr()	ANSI, POSIX 1003.1	No	No	No	Yes
clock()	ANSI, POSIX 1003.1	No	No	Yes	Yes
clock_getcpuclockid()	POSIX 1003.1 CPT	No	No	Yes	Yes
clock_getres()	POSIX 1003.1 TMR	No	No	Yes	Yes
clock_gettime()	POSIX 1003.1 TMR	No	No	Yes	Yes
clock_nanosleep()	POSIX 1003.1 CS	Yes	No	Yes	Yes
clock_settime()	POSIX 1003.1 TMR	No	No	Yes	Yes
ClockAdjust()	QNX Neutrino	No	No	Yes	Yes
ClockAdjust_r()	QNX Neutrino	No	No	Yes	Yes
ClockCycles()	QNX Neutrino	No	Yes	Yes	Yes
ClockId()	QNX Neutrino	No	No	Yes	Yes
ClockId_r()	QNX Neutrino	No	No	Yes	Yes
ClockPeriod()	QNX Neutrino	No	No	Yes	Yes
ClockPeriod_r()	QNX Neutrino	No	No	Yes	Yes
ClockTime()	QNX Neutrino	No	No	Yes	Yes
ClockTime_r()	QNX Neutrino	No	No	Yes	Yes
close()	POSIX 1003.1	Yes	No	Yes	Yes
closedir()	POSIX 1003.1	Yes	No	No	Yes
closelog()	POSIX 1003.1 XSI	Yes	No	No	Yes
_cmdfd()	QNX Neutrino	No	No	No	Yes
_cmdname()	QNX 4	No	No	No	Yes
confstr()	POSIX 1003.1	No	No	Yes	Yes
connect()	POSIX 1003.1	Yes	No	No	Yes
ConnectAttach()	QNX Neutrino	Yes	No	Yes	Yes
ConnectAttach_r()	QNX Neutrino	Yes	No	Yes	Yes
ConnectClientInfo()	QNX Neutrino	No	No	Yes	Yes
ConnectClientInfo_r()	QNX Neutrino	No	No	Yes	Yes
ConnectDetach()	QNX Neutrino	Yes	No	Yes	Yes
ConnectDetach_r()	QNX Neutrino	Yes	No	Yes	Yes
ConnectFlags()	QNX Neutrino	No	No	Yes	Yes
ConnectFlags_r()	QNX Neutrino	No	No	Yes	Yes
ConnectServerInfo()	QNX Neutrino	Yes	No	Yes	Yes
ConnectServerInfo_r()	QNX Neutrino	Yes	No	Yes	Yes
copysign()	ANSI, POSIX 1003.1	No	No	No	Yes
copysignf()	ANSI, POSIX 1003.1	No	No	No	Yes
cos()	ANSI, POSIX 1003.1	No	No	No	Yes
cosf()	ANSI, POSIX 1003.1	No	No	No	Yes
cosh()	ANSI, POSIX 1003.1	No	No	No	Yes
coshf()	ANSI, POSIX 1003.1	No	No	No	Yes
coshl()	ANSI, POSIX 1003.1	No	No	No	Yes
cosl()	ANSI, POSIX 1003.1	No	No	No	Yes
creat()	creat is POSIX 1003.1; creat64 is Large-file support	Yes	No	Yes	Yes
creat64()	creat is POSIX 1003.1; creat64 is Large-file support	Yes	No	Yes	Yes
crypt()	POSIX 1003.1 XSI	No	No	No	No
ctermid()	POSIX 1003.1	No	No	No	See Caveats
ctime()	ctime is ANSI, POSIX 1003.1; ctime_r is POSIX 1003.1 TSF	No	No	Yes	Yes
ctime_r()	ctime is ANSI, POSIX 1003.1; ctime_r is POSIX 1003.1 TSF	No	No	Yes	Yes

D

Function	Classification	Cancel	ISR	Signal	Thread
daemon()	Legacy Unix	No	No	Yes	No
DebugBreak()	QNX Neutrino	No	No	Yes	Yes
DebugKDBreak()	QNX Neutrino	No	No	Yes	Yes
DebugKDOutput()	QNX Neutrino	No	No	Yes	Yes
delay()	QNX 4	Yes	No	Yes	Yes
devctl()	QNX Neutrino	Yes	No	Yes	Yes
difftime()	ANSI, POSIX 1003.1	No	No	No	Yes
dircntl()	QNX Neutrino	No	No	No	Yes
dirname()	POSIX 1003.1 XSI	No	No	Yes	Yes
dispatch_block()	QNX Neutrino	Yes	No	Yes	Yes
dispatch_context_alloc()	QNX Neutrino	No	No	No	Yes
dispatch_context_free()	QNX Neutrino	No	No	No	Yes
dispatch_create()	QNX Neutrino	No	No	No	Yes
dispatch_create_channel()	QNX Neutrino	No	No	No	Yes
dispatch_destroy()	QNX Neutrino	No	No	No	Yes
dispatch_handler()	QNX Neutrino	See Caveats	No	No	Yes
dispatch_timeout()	QNX Neutrino	No	No	No	Yes
dispatch_unblock()	QNX Neutrino	Yes	No	Yes	Yes
div()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
dladdr()	Unix	No	No	No	Yes
dlclose()	POSIX 1003.1 XSI	Yes	No	No	Yes
dlerror()	POSIX 1003.1 XSI	No	No	No	Yes
dlopen()	POSIX 1003.1 XSI	Yes	No	No	Yes
dlsym()	POSIX 1003.1 XSI	No	No	No	Yes
dn_comp()	Unix	No	No	Yes	Yes
dn_expand()	Unix	No	No	Yes	Yes
drand48()	POSIX 1003.1 XSI	No	No	No	No
ds_clear()	QNX Neutrino	Yes	No	Yes	Yes
ds_create()	QNX Neutrino	Yes	No	Yes	Yes
ds_deregister()	QNX Neutrino	Yes	No	Yes	Yes
ds_flags()	QNX Neutrino	Yes	No	Yes	Yes
ds_get()	QNX Neutrino	Yes	No	Yes	Yes
ds_register()	QNX Neutrino	Yes	No	Yes	Yes
ds_set()	QNX Neutrino	Yes	No	Yes	Yes
dup()	POSIX 1003.1	No	No	Yes	Yes
dup2()	POSIX 1003.1	No	No	Yes	Yes

E

Function	Classification	Cancel	ISR	Signal	Thread
eaccess()	Unix	No	No	Yes	Yes
encrypt()	POSIX 1003.1 XSI	No	No	No	No
endfsent()	NetBSD	Yes	No	No	No
endgrent()	POSIX 1003.1 XSI	Yes	No	No	No
endhostent()	POSIX 1003.1	Yes	No	No	No
ENDIAN_BE16()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_BE32()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_BE64()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_LE16()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_LE32()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_LE64()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_RET16()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_RET32()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_RET64()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_SWAP16()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_SWAP32()	QNX Neutrino	No	Yes	Yes	Yes
ENDIAN_SWAP64()	QNX Neutrino	No	Yes	Yes	Yes
endnetent()	POSIX 1003.1	Yes	No	No	No
endprotoent()	POSIX 1003.1	Yes	No	No	No
endpwent()	POSIX 1003.1 XSI	Yes	No	No	No
endservent()	POSIX 1003.1	Yes	No	No	No
endspent()	Unix	Yes	No	No	No
endutent()	Unix	Yes	No	No	No
eof()	QNX 4	Yes	No	Yes	Yes
erand48()	POSIX 1003.1 XSI	No	No	No	Yes
erf()	ANSI, POSIX 1003.1	No	No	No	Yes
erfc()	ANSI, POSIX 1003.1	No	No	No	Yes
erfcf()	ANSI, POSIX 1003.1	No	No	No	Yes
erfcl()	ANSI, POSIX 1003.1	No	No	No	Yes
erff()	ANSI, POSIX 1003.1	No	No	No	Yes
err()	Unix	Yes	No	Yes	Yes
errx()	Unix	Yes	No	Yes	Yes
execl()	POSIX 1003.1	No	No	No	Yes
execle()	POSIX 1003.1	No	No	Yes	Yes
execlp()	POSIX 1003.1	No	No	No	Yes
execlpe()	QNX 4	No	No	No	Yes
execv()	POSIX 1003.1	No	No	No	Yes
execve()	POSIX 1003.1	No	No	Yes	Yes
execvp()	POSIX 1003.1	No	No	No	Yes
execvpe()	QNX 4	No	No	Yes	Yes
exit()	ANSI, POSIX 1003.1	No	No	No	Yes
_exit()	POSIX 1003.1	No	No	Yes	Yes
exp()	ANSI, POSIX 1003.1	No	No	No	Yes
expf()	ANSI, POSIX 1003.1	No	No	No	Yes
expl()	ANSI, POSIX 1003.1	No	No	No	Yes
expm1()	ANSI, POSIX 1003.1	No	No	No	Yes
expm1f()	ANSI, POSIX 1003.1	No	No	No	Yes

F

Function	Classification	Cancel	ISR	Signal	Thread
fabs()	ANSI, POSIX 1003.1	No	No	No	Yes
fabsf()	ANSI, POSIX 1003.1	No	No	No	Yes
fcfgopen()	QNX Neutrino	Yes	No	Yes	Yes
fchdir()	POSIX 1003.1 XSI	No	No	Yes	Yes
fchmod()	POSIX 1003.1	No	No	Yes	Yes
fchown()	POSIX 1003.1	Yes	No	Yes	Yes
fclose()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fcloseall()	QNX 4	Yes	No	No	Yes
fcntl()	POSIX 1003.1	See Caveats	No	Yes	Yes
fdatasync()	POSIX 1003.1 SIO	No	No	Yes	Yes
fdopen()	POSIX 1003.1	Yes	No	No	Yes
feof()	ANSI, POSIX 1003.1	No	No	No	Yes
ferror()	ANSI, POSIX 1003.1	No	No	No	Yes
fflush()	ANSI, POSIX 1003.1	Yes	No	No	Yes
ffs()	POSIX 1003.1 XSI	No	No	Yes	Yes
fgetc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fgetchar()	QNX 4	Yes	No	No	Yes
fgetpos()	ANSI, POSIX 1003.1	No	No	No	Yes
fgets()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fgetspent()	Unix	Yes	No	No	No
fgetwc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fgetws()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fileno()	POSIX 1003.1	No	No	Yes	Yes
flink()	Unix	No	No	Yes	Yes
flock()	Unix	No	No	Yes	Yes
flockfile()	POSIX 1003.1 TSF	No	No	No	Yes
floor()	ANSI, POSIX 1003.1	No	No	No	Yes
floorf()	ANSI, POSIX 1003.1	No	No	No	Yes
flushall()	QNX 4	Yes	No	No	Yes
fmod()	ANSI, POSIX 1003.1	No	No	No	Yes
fmodf()	ANSI, POSIX 1003.1	No	No	No	Yes
fmodl()	ANSI, POSIX 1003.1	No	No	No	Yes
fnmatch()	POSIX 1003.1	No	No	Yes	Yes
fopen()	fopen is ANSI, POSIX 1003.1; fopen64 is Large-file support	Yes	No	No	Yes
fopen64()	fopen is ANSI, POSIX 1003.1; fopen64 is Large-file support	Yes	No	No	Yes
fork()	POSIX 1003.1	No	No	Yes	Yes
forkpty()	Unix	Yes	No	Yes	Yes
fp_exception_mask()	QNX Neutrino	No	No	No	Yes
fp_exception_value()	QNX Neutrino	No	No	No	Yes
fp_precision()	QNX Neutrino	No	No	No	Yes
fp_rounding()	QNX Neutrino	No	No	No	Yes
fp_setenv()	QNX Neutrino	No	No	No	Yes
fpathconf()	POSIX 1003.1	No	No	Yes	Yes
fprintf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fputc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fputchar()	QNX 4	Yes	No	No	Yes
fputs()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fputwc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fputws()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fread()	ANSI, POSIX 1003.1	Yes	No	No	Yes
free()	ANSI, POSIX 1003.1	No	No	No	Yes
freeaddrinfo()	POSIX 1003.1	No	No	No	Yes
freeifaddrs()	Unix	No	No	No	Yes
freopen()	freopen is ANSI, POSIX 1003.1; freopen64 is Large-file support	Yes	No	No	Yes
freopen64()	freopen is ANSI, POSIX 1003.1; freopen64 is Large-file support	Yes	No	No	Yes
frexp()	ANSI, POSIX 1003.1	No	No	No	Yes
frexpf()	ANSI, POSIX 1003.1	No	No	No	Yes
fscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fseek()	fseek is ANSI, POSIX 1003.1; fseeko is POSIX 1003.1; fseeko64 is Large-file support	No	No	Yes	Yes
fseeko()	fseek is ANSI, POSIX 1003.1; fseeko is POSIX 1003.1; fseeko64 is Large-file support	No	No	Yes	Yes
fseeko64()	fseek is ANSI, POSIX 1003.1; fseeko is POSIX 1003.1; fseeko64 is Large-file support	No	No	Yes	Yes
fsetpos()	ANSI, POSIX 1003.1	No	No	Yes	Yes
fstat()	fstat is POSIX 1003.1; fstat64 is Large-file support	No	No	Yes	Yes
fstat64()	fstat is POSIX 1003.1; fstat64 is Large-file support	No	No	Yes	Yes
fstatvfs()	fstatvfs is POSIX 1003.1 XSI; fstatvfs64 is Large-file support	No	No	Yes	Yes
fstatvfs64()	fstatvfs is POSIX 1003.1 XSI; fstatvfs64 is Large-file support	No	No	Yes	Yes
fsync()	POSIX 1003.1 FSC	Yes	No	Yes	Yes
ftell()	ftell is ANSI, POSIX 1003.1; ftello is POSIX 1003.1; ftello64 is Large-file support	Yes	No	No	Yes
ftello()	ftell is ANSI, POSIX 1003.1; ftello is POSIX 1003.1; ftello64 is Large-file support	Yes	No	No	Yes
ftello64()	ftell is ANSI, POSIX 1003.1; ftello is POSIX 1003.1; ftello64 is Large-file support	Yes	No	No	Yes
ftime()	POSIX 1003.1 XSI	No	No	Yes	Yes
ftruncate()	ftruncate is POSIX 1003.1; ftruncate64 is Large-file support	No	No	Yes	Yes
ftruncate64()	ftruncate is POSIX 1003.1; ftruncate64 is Large-file support	No	No	Yes	Yes
ftrylockfile()	POSIX 1003.1 TSF	No	No	Yes	Yes
ftw()	ftw is POSIX 1003.1 XSI ftw64 is Large-file support	Yes	No	Yes	Yes
ftw64()	ftw is POSIX 1003.1 XSI ftw64 is Large-file support	Yes	No	Yes	Yes
funlockfile()	POSIX 1003.1 TSF	No	No	No	Yes
futime()	Unix	No	No	Yes	Yes
fwide()	ANSI, POSIX 1003.1	Yes	No	Yes	Yes
fwprintf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fwrite()	ANSI, POSIX 1003.1	Yes	No	No	Yes
fwscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes

G

Function	Classification	Cancel	ISR	Signal	Thread
gai_strerror()	POSIX 1003.1	No	Yes	Yes	Yes
gamma()	Legacy Unix	No	No	No	Yes
gamma_r()	Legacy Unix	No	No	No	Yes
gammaf()	Legacy Unix	No	No	No	Yes
gammaf_r()	Legacy Unix	No	No	No	Yes
getaddrinfo()	POSIX 1003.1	Yes	No	No	No
getc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
getc_unlocked()	POSIX 1003.1 TSF	Yes	No	No	No
getchar()	ANSI, POSIX 1003.1	Yes	No	No	Yes
getchar_unlocked()	POSIX 1003.1 TSF	Yes	No	No	No
getcwd()	POSIX 1003.1	Yes	No	No	Yes
getdomainname()	Unix	No	No	Yes	Yes
getdtablesize()	Legacy Unix	No	No	Yes	Yes
getegid()	POSIX 1003.1	No	No	Yes	Yes
getenv()	ANSI, POSIX 1003.1	No	No	No	No
geteuid()	POSIX 1003.1	No	No	Yes	Yes
getfsent()	NetBSD	No	No	Yes	Yes
getfsfile()	NetBSD	No	No	Yes	Yes
getfsspec()	NetBSD	No	No	Yes	Yes
getgid()	POSIX 1003.1	No	No	Yes	Yes
getgrent()	POSIX 1003.1 XSI	Yes	No	No	No
getgrgid()	POSIX 1003.1	Yes	No	No	No
getgrgid_r()	POSIX 1003.1 TSF	Yes	No	No	Yes
getgrnam()	POSIX 1003.1	Yes	No	No	No
getgrnam_r()	POSIX 1003.1 TSF	Yes	No	No	Yes
getgrouplist()	Unix	Yes	No	Yes	Yes
getgroups()	POSIX 1003.1	No	No	Yes	Yes
gethostbyaddr()	POSIX 1003.1 OBS	Yes	No	No	No
gethostbyaddr_r()	Unix	Yes	No	No	Yes
gethostbyname()	gethostbyname is POSIX 1003.1 OBS; gethostbyname2 is QNX Neutrino	Yes	No	No	No
gethostbyname2()	gethostbyname is POSIX 1003.1 OBS; gethostbyname2 is QNX Neutrino	Yes	No	No	No
gethostbyname_r()	Unix	Yes	No	No	Yes
gethostent()	POSIX 1003.1	Yes	No	No	No
gethostent_r()	Unix	Yes	No	No	Yes
gethostname()	POSIX 1003.1	Yes	No	Yes	Yes
getifaddrs()	Unix	Yes	No	No	Yes
GETIOVBASE()	QNX Neutrino	No	Yes	Yes	Yes
GETIOVLEN()	QNX Neutrino	No	Yes	Yes	Yes
getitimer()	POSIX 1003.1 XSI	No	No	Yes	Yes
getlogin()	POSIX 1003.1	Yes	No	No	No
getlogin_r()	POSIX 1003.1 TSF	Yes	No	No	Yes
getnameinfo()	POSIX 1003.1	Yes	No	No	No
getnetbyaddr()	POSIX 1003.1	Yes	No	No	No
getnetbyname()	POSIX 1003.1	Yes	No	No	No
getnetent()	POSIX 1003.1	Yes	No	No	No
getopt()	POSIX 1003.1	Yes	No	No	No
getpagesize()	Legacy Unix	No	No	Yes	Yes
getpagesizes()	getpagesizes is Unix; getpagesizes64 is QNX Neutrino	No	No	Yes	Yes
getpagesizes64()	getpagesizes is Unix; getpagesizes64 is QNX Neutrino	No	No	Yes	Yes
getpass()	Legacy Unix	Yes	No	No	No
getpeereid()	NetBSD	No	No	Yes	Yes
getpeername()	POSIX 1003.1	Yes	No	No	Yes
getpgid()	POSIX 1003.1 XSI	No	No	Yes	Yes
getpgrp()	POSIX 1003.1	No	No	Yes	Yes
getpid()	POSIX 1003.1	No	No	Yes	Yes
getppid()	POSIX 1003.1	No	No	Yes	Yes
getprio()	QNX 4	No	No	Yes	Yes
getprotobyname()	POSIX 1003.1	Yes	No	No	No
getprotobynumber()	POSIX 1003.1	Yes	No	No	No
getprotoent()	POSIX 1003.1	Yes	No	No	No
getpwent()	POSIX 1003.1 XSI	Yes	No	No	No
getpwent_r()	POSIX 1003.1 TSF	Yes	No	No	Yes
getpwnam()	POSIX 1003.1	Yes	No	No	No
getpwnam_r()	POSIX 1003.1 TSF	Yes	No	No	Yes
getpwuid()	POSIX 1003.1	Yes	No	No	No
getpwuid_r()	POSIX 1003.1 TSF	Yes	No	No	Yes
getrlimit()	getrlimit is POSIX 1003.1 XSI; getrlimit64 is Large-file support	No	No	Yes	Yes
getrlimit64()	getrlimit is POSIX 1003.1 XSI; getrlimit64 is Large-file support	No	No	Yes	Yes
getrusage()	POSIX 1003.1 XSI	No	No	Yes	Yes
gets()	ANSI, POSIX 1003.1	Yes	No	No	Yes
getservbyname()	POSIX 1003.1	Yes	No	No	No
getservbyport()	POSIX 1003.1	Yes	No	No	No
getservent()	POSIX 1003.1	Yes	No	No	No
getsid()	POSIX 1003.1 XSI	No	No	No	Yes
getsockname()	POSIX 1003.1	Yes	No	No	Yes
getsockopt()	POSIX 1003.1	Yes	No	No	Yes
getspent()	Unix	Yes	No	No	Yes
getspent_r()	Unix	Yes	No	No	Yes
getspnam()	Unix	Yes	No	No	Yes
getspnam_r()	Unix	Yes	No	No	Yes
getsubopt()	POSIX 1003.1 XSI	No	No	Yes	Yes
gettimeofday()	POSIX 1003.1 XSI	No	No	Yes	Yes
getuid()	POSIX 1003.1	No	No	Yes	Yes
getutent()	Unix	Yes	No	No	Yes
getutid()	Unix	Yes	No	No	Yes
getutline()	Unix	Yes	No	No	Yes
getw()	Legacy Unix	Yes	No	Yes	Yes
getwc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
getwchar()	ANSI, POSIX 1003.1	Yes	No	No	Yes
getwd()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
glob()	POSIX 1003.1	Yes	No	Yes	Yes
globfree()	POSIX 1003.1	No	No	Yes	Yes
gmtime()	ANSI, POSIX 1003.1	No	No	No	No
gmtime_r()	POSIX 1003.1 TSF	No	No	Yes	Yes

H

Function	Classification	Cancel	ISR	Signal	Thread
hcreate()	POSIX 1003.1 XSI	No	No	No	Yes
hdestroy()	POSIX 1003.1 XSI	No	No	No	Yes
herror()	Unix	Yes	No	No	No
hsearch()	POSIX 1003.1 XSI	No	No	Yes	Yes
hstrerror()	Unix	No	No	Yes	Yes
htonl()	POSIX 1003.1	No	Yes	Yes	Yes
htons()	POSIX 1003.1	No	Yes	Yes	Yes
hwi_find_item()	QNX Neutrino	No	Yes	Yes	Yes
hwi_find_tag()	QNX Neutrino	No	Yes	Yes	Yes
hwi_off2tag()	QNX Neutrino	No	Yes	Yes	Yes
hwi_tag2off()	QNX Neutrino	No	Yes	Yes	Yes
hypot()	ANSI, POSIX 1003.1	No	No	No	Yes
hypotf()	ANSI, POSIX 1003.1	No	No	No	Yes

I

Function	Classification	Cancel	ISR	Signal	Thread
if_freenameindex()	POSIX 1003.1	No	No	No	Yes
if_indextoname()	POSIX 1003.1	Yes	No	No	Yes
if_nameindex()	POSIX 1003.1	Yes	No	No	Yes
if_nametoindex()	POSIX 1003.1	Yes	No	No	Yes
ilogb()	ANSI, POSIX 1003.1	No	No	No	Yes
ilogbf()	ANSI, POSIX 1003.1	No	No	No	Yes
in16()	QNX Neutrino	No	Yes	Yes	Yes
in16s()	QNX Neutrino	No	Yes	Yes	Yes
in32()	QNX Neutrino	No	Yes	Yes	Yes
in32s()	QNX Neutrino	No	Yes	Yes	Yes
in8()	QNX Neutrino	No	Yes	Yes	Yes
in8s()	QNX Neutrino	No	Yes	Yes	Yes
inbe16()	QNX Neutrino	No	Yes	Yes	Yes
inbe32()	QNX Neutrino	No	Yes	Yes	Yes
index()	POSIX 1003.1 XSI	No	No	Yes	Yes
inet6_option_alloc()	RFC 2292	No	No	Yes	Yes
inet6_option_append()	RFC 2292	No	No	Yes	Yes
inet6_option_find()	RFC 2292	No	No	Yes	Yes
inet6_option_init()	RFC 2292	No	No	Yes	Yes
inet6_option_next()	RFC 2292	No	No	Yes	Yes
inet6_option_space()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_add()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_getaddr()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_getflags()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_init()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_lasthop()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_reverse()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_segments()	RFC 2292	No	No	Yes	Yes
inet6_rthdr_space()	RFC 2292	No	No	Yes	Yes
inet_addr()	POSIX 1003.1	No	No	Yes	Yes
inet_aton()	Unix	No	No	Yes	Yes
inet_lnaof()	QNX Neutrino	No	No	Yes	Yes
inet_makeaddr()	QNX Neutrino	No	No	Yes	Yes
inet_net_ntop()	QNX Neutrino	No	No	No	Yes
inet_net_pton()	QNX Neutrino	No	No	No	Yes
inet_netof()	QNX Neutrino	No	No	Yes	Yes
inet_network()	QNX Neutrino	No	No	Yes	Yes
inet_ntoa()	POSIX 1003.1	No	No	No	No
inet_ntoa_r()	Unix	No	No	No	Yes
inet_ntop()	POSIX 1003.1	No	No	Yes	Yes
inet_pton()	POSIX 1003.1	No	No	Yes	Yes
initgroups()	Unix	No	No	No	No
initstate()	POSIX 1003.1 XSI	Yes	No	No	No
inle16()	QNX Neutrino	No	Yes	Yes	Yes
inle32()	QNX Neutrino	No	Yes	Yes	Yes
input_line()	QNX 4	Yes	No	No	No
insque()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
InterruptAttach()	QNX Neutrino	No	No	Yes	Yes
InterruptAttach_r()	QNX Neutrino	No	No	Yes	Yes
InterruptAttachEvent()	QNX Neutrino	No	No	Yes	Yes
InterruptAttachEvent_r()	QNX Neutrino	No	No	Yes	Yes
InterruptDetach()	QNX Neutrino	No	No	Yes	Yes
InterruptDetach_r()	QNX Neutrino	No	No	Yes	Yes
InterruptDisable()	QNX Neutrino	No	Yes	Yes	Yes
InterruptEnable()	QNX Neutrino	No	Yes	Yes	Yes
InterruptHookIdle()	QNX Neutrino	No	No	Yes	Yes
InterruptHookTrace()	QNX Neutrino	No	No	Yes	Yes
InterruptLock()	QNX Neutrino	No	Yes	Yes	Yes
InterruptMask()	QNX Neutrino	No	Yes	Yes	Yes
InterruptUnlock()	QNX Neutrino	No	Yes	Yes	Yes
InterruptUnmask()	QNX Neutrino	No	Yes	Yes	Yes
InterruptWait()	QNX Neutrino	Yes	No	Yes	Yes
InterruptWait_r()	QNX Neutrino	Yes	No	Yes	Yes
_intr_v86()	QNX Neutrino (x86 only)	No	No	Yes	Yes
ioctl()	POSIX 1003.1 XSR	No	No	No	No
ioctl_socket()	POSIX 1003.1 XSR	No	No	No	No
iofdinfo()	QNX Neutrino	No	No	Yes	Yes
iofunc_attr_init()	QNX Neutrino	No	No	Yes	Yes
iofunc_attr_lock()	QNX Neutrino	Yes	No	Yes	Yes
iofunc_attr_trylock()	QNX Neutrino	Yes	No	Yes	Yes
iofunc_attr_unlock()	QNX Neutrino	No	No	Yes	Yes
iofunc_check_access()	QNX Neutrino	No	No	Yes	Yes
iofunc_chmod()	QNX Neutrino	No	No	Yes	Yes
iofunc_chmod_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_chown()	QNX Neutrino	No	No	Yes	Yes
iofunc_chown_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_client_info()	QNX Neutrino	No	No	Yes	Yes
iofunc_close_dup()	QNX Neutrino	No	No	Yes	Yes
iofunc_close_dup_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_close_ocb()	QNX Neutrino	No	No	Yes	Yes
iofunc_close_ocb_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_devctl()	QNX Neutrino	No	No	Yes	Yes
iofunc_devctl_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_fdinfo()	QNX Neutrino	No	No	Yes	Yes
iofunc_fdinfo_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_func_init()	QNX Neutrino	No	No	Yes	Yes
iofunc_link()	QNX Neutrino	No	No	Yes	Yes
iofunc_lock()	QNX Neutrino	No	No	Yes	Yes
iofunc_lock_calloc()	QNX Neutrino	No	No	Yes	Yes
iofunc_lock_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_lock_free()	QNX Neutrino	No	No	Yes	Yes
iofunc_lock_ocb_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_lseek()	QNX Neutrino	No	No	Yes	Yes
iofunc_lseek_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_mknod()	QNX Neutrino	No	No	Yes	Yes
iofunc_mmap()	QNX Neutrino	No	No	Yes	Yes
iofunc_mmap_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_notify()	QNX Neutrino	No	No	Yes	Yes
iofunc_notify_remove()	QNX Neutrino	No	No	Yes	Yes
iofunc_notify_trigger()	QNX Neutrino	No	No	Yes	Yes
iofunc_ocb_attach()	QNX Neutrino	No	No	Yes	Yes
iofunc_ocb_calloc()	QNX Neutrino	No	No	Yes	Yes
iofunc_ocb_detach()	QNX Neutrino	No	No	Yes	Yes
iofunc_ocb_free()	QNX Neutrino	No	No	Yes	Yes
iofunc_open()	QNX Neutrino	No	No	Yes	Yes
iofunc_open_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_openfd()	QNX Neutrino	No	No	Yes	Yes
iofunc_openfd_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_pathconf()	QNX Neutrino	No	No	Yes	Yes
iofunc_pathconf_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_read_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_read_verify()	QNX Neutrino	No	No	Yes	Yes
iofunc_readlink()	QNX Neutrino	No	No	Yes	Yes
iofunc_rename()	QNX Neutrino	No	No	Yes	Yes
iofunc_space_verify()	QNX Neutrino	No	No	Yes	Yes
iofunc_stat()	QNX Neutrino	No	No	Yes	Yes
iofunc_stat_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_sync()	QNX Neutrino	No	No	Yes	Yes
iofunc_sync_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_sync_verify()	QNX Neutrino	No	No	Yes	Yes
iofunc_time_update()	QNX Neutrino	No	No	Yes	Yes
iofunc_unblock()	QNX Neutrino	No	No	Yes	Yes
iofunc_unblock_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_unlink()	QNX Neutrino	No	No	Yes	Yes
iofunc_unlock_ocb_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_utime()	QNX Neutrino	No	No	Yes	Yes
iofunc_utime_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_write_default()	QNX Neutrino	No	No	Yes	Yes
iofunc_write_verify()	QNX Neutrino	No	No	No	Yes
ionotify()	QNX Neutrino	No	No	Yes	Yes
ipsec_dump_policy()	Unix	No	No	No	Yes
ipsec_get_policylen()	Unix	No	Yes	Yes	Yes
ipsec_set_policy()	Unix	No	No	No	Yes
ipsec_strerror()	Unix	No	Yes	Yes	No
iruserok()	Unix	Yes	No	No	No
iruserok_sa()	Unix	Yes	No	No	No
isalnum()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isalpha()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isascii()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
isatty()	POSIX 1003.1	No	No	No	Yes
iscntrl()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isdigit()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isfdtype()	QNX Neutrino	Yes	No	Yes	Yes
isfinite()	POSIX 1003.1	No	No	No	Yes
isgraph()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isinf()	ANSI, POSIX 1003.1	No	No	No	Yes
islower()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isnan()	POSIX 1003.1	No	No	No	Yes
isprint()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
ispunct()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isspace()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isupper()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswalnum()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswalpha()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswcntrl()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswctype()	ANSI, POSIX 1003.1	No	No	Yes	Yes
iswdigit()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswgraph()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswlower()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswprint()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswpunct()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswspace()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswupper()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
iswxdigit()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
isxdigit()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
itoa()	QNX 4	No	Yes	Yes	Yes

J

Function	Classification	Cancel	ISR	Signal	Thread
j0()	j0 is POSIX 1003.1 XSI; j0f is Unix	No	No	No	Yes
j0f()	j0 is POSIX 1003.1 XSI; j0f is Unix	No	No	No	Yes
j1()	j1 is POSIX 1003.1 XSI; j1f is Unix	No	No	No	Yes
j1f()	j1 is POSIX 1003.1 XSI; j1f is Unix	No	No	No	Yes
jn()	jn is POSIX 1003.1 XSI; jnf is Unix	No	No	No	Yes
jnf()	jn is POSIX 1003.1 XSI; jnf is Unix	No	No	No	Yes
jrand48()	POSIX 1003.1 XSI	No	No	No	Yes

K

Function	Classification	Cancel	ISR	Signal	Thread
kill()	POSIX 1003.1	No	No	Yes	Yes
killpg()	POSIX 1003.1 XSI	No	No	Yes	Yes

L

Function	Classification	Cancel	ISR	Signal	Thread
labs()	ANSI, POSIX 1003.1	No	No	Yes	Yes
lchown()	POSIX 1003.1 XSI	No	No	Yes	Yes
lcong48()	POSIX 1003.1 XSI	No	No	No	No
ldexp()	ANSI, POSIX 1003.1	No	No	No	Yes
ldexpf()	ANSI, POSIX 1003.1	No	No	No	Yes
ldexpl()	ANSI, POSIX 1003.1	No	No	No	Yes
ldiv()	ANSI, POSIX 1003.1	No	No	Yes	Yes
lfind()	POSIX 1003.1 XSI	No	No	Yes	Yes
lgamma()	lgamma and lgammaf are ANSI, POSIX 1003.1; lgamma_r and lgammaf_r are QNX Neutrino	No	No	No	Yes
lgamma_r()	lgamma and lgammaf are ANSI, POSIX 1003.1; lgamma_r and lgammaf_r are QNX Neutrino	No	No	No	Yes
lgammaf()	lgamma and lgammaf are ANSI, POSIX 1003.1; lgamma_r and lgammaf_r are QNX Neutrino	No	No	No	Yes
lgammaf_r()	lgamma and lgammaf are ANSI, POSIX 1003.1; lgamma_r and lgammaf_r are QNX Neutrino	No	No	No	Yes
link()	POSIX 1003.1	No	No	Yes	Yes
lio_listio()	POSIX 1003.1 AIO	No	No	Yes	Yes
listen()	POSIX 1003.1	Yes	No	No	Yes
llabs()	POSIX 1003.1	No	No	Yes	Yes
lltoa()	ltoa is QNX 4; lltoa is Unix	No	Yes	Yes	Yes
localeconv()	ANSI, POSIX 1003.1	No	No	No	Yes
localtime()	ANSI, POSIX 1003.1	No	No	No	No
localtime_r()	POSIX 1003.1 TSF	No	No	Yes	Yes
lockf()	POSIX 1003.1 XSI	No	No	Yes	Yes
log()	ANSI, POSIX 1003.1	No	No	No	Yes
log10()	ANSI, POSIX 1003.1	No	No	No	Yes
log10f()	ANSI, POSIX 1003.1	No	No	No	Yes
log10l()	ANSI, POSIX 1003.1	No	No	No	Yes
log1p()	ANSI, POSIX 1003.1	No	No	No	Yes
log1pf()	ANSI, POSIX 1003.1	No	No	No	Yes
log1pl()	ANSI, POSIX 1003.1	No	No	No	Yes
logb()	ANSI, POSIX 1003.1	No	No	No	Yes
logbf()	ANSI, POSIX 1003.1	No	No	No	Yes
logf()	ANSI, POSIX 1003.1	No	No	No	Yes
login_tty()	Unix	Yes	No	Yes	Yes
logl()	ANSI, POSIX 1003.1	No	No	No	Yes
longjmp()	ANSI, POSIX 1003.1	No	No	Yes	Yes
lrand48()	POSIX 1003.1 XSI	No	No	No	No
lsearch()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
lseek()	lseek is POSIX 1003.1; lseek64 is Large-file support	No	No	Yes	Yes
lseek64()	lseek is POSIX 1003.1; lseek64 is Large-file support	No	No	Yes	Yes
lstat()	lstat is POSIX 1003.1; lstat64 is Large-file support	No	No	Yes	No
lstat64()	lstat is POSIX 1003.1; lstat64 is Large-file support	No	No	Yes	No
ltoa()	ltoa is QNX 4; lltoa is Unix	No	Yes	Yes	Yes
ltrunc()	QNX 4	Yes	No	No	Yes

M

Function	Classification	Cancel	ISR	Signal	Thread
main()	ANSI, POSIX 1003.1	No	No	No	Yes
mallinfo()	QNX Neutrino	No	No	No	Yes
malloc()	ANSI, POSIX 1003.1	No	No	No	Yes
mallopt()	QNX Neutrino	No	No	No	Yes
max()	QNX 4	No	Yes	Yes	Yes
mblen()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mbrlen()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mbrtowc()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mbsinit()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mbsrtowcs()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mbstowcs()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mbtowc()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mcheck()	QNX Neutrino	No	No	No	Yes
mem_offset()	mem_offset is QNX Neutrino; mem_offset64 is Large-file support	No	No	Yes	Yes
mem_offset64()	mem_offset is QNX Neutrino; mem_offset64 is Large-file support	No	No	Yes	Yes
memalign()	QNX Neutrino	No	No	Yes	Yes
memccpy()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
memchr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
memcmp()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
memcpy()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
memcpyv()	QNX 4	No	Yes	Yes	Yes
memicmp()	QNX 4	No	Yes	Yes	Yes
memmove()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
memset()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
message_attach()	QNX Neutrino	Yes	No	No	Yes
message_connect()	QNX Neutrino	Yes	No	No	Yes
message_detach()	QNX Neutrino	Yes	No	No	Yes
min()	QNX 4	No	Yes	Yes	Yes
mkdir()	POSIX 1003.1	No	No	Yes	Yes
mkfifo()	POSIX 1003.1	No	No	Yes	Yes
mknod()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
mkstemp()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
mktemp()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
mktime()	ANSI, POSIX 1003.1	No	No	Yes	Yes
mlock()	POSIX 1003.1 MLR	No	No	Yes	Yes
mlockall()	POSIX 1003.1 ML	No	No	Yes	Yes
mmap()	mmap is POSIX 1003.1 MF\|SHM\|TYM; mmap64 is Large-file support	No	No	Yes	Yes
mmap64()	mmap is POSIX 1003.1 MF\|SHM\|TYM; mmap64 is Large-file support	No	No	Yes	Yes
mmap_device_io()	QNX Neutrino	No	No	Yes	Yes
mmap_device_memory()	QNX Neutrino	No	No	Yes	Yes
modem_open()	QNX Neutrino	Yes	No	Yes	Yes
modem_read()	QNX Neutrino	Yes	No	See Caveats	See Caveats
modem_script()	QNX Neutrino	Yes	No	See Caveats	See Caveats
modem_write()	QNX Neutrino	Yes	No	Yes	Yes
modf()	ANSI, POSIX 1003.1	No	No	No	Yes
modff()	ANSI, POSIX 1003.1	No	No	No	Yes
mount()	QNX Neutrino	Yes	No	Yes	Yes
mount_parse_generic_args()	QNX Neutrino	No	No	No	Yes
mprobe()	QNX Neutrino	No	No	No	Yes
mprotect()	POSIX 1003.1 MPR	No	No	Yes	Yes
mq_close()	POSIX 1003.1 MSG	No	No	No	Yes
mq_getattr()	POSIX 1003.1 MSG	No	No	No	Yes
mq_notify()	POSIX 1003.1 MSG	No	No	No	Yes
mq_open()	POSIX 1003.1 MSG	No	No	No	Yes
mq_receive()	POSIX 1003.1 MSG	Yes	No	No	Yes
mq_send()	POSIX 1003.1 MSG	Yes	No	No	Yes
mq_setattr()	POSIX 1003.1 MSG	No	No	No	Yes
mq_timedreceive()	mq_timedreceive is POSIX 1003.1 MSG; mq_timedreceive_monotonic is QNX Neutrino	Yes	No	Yes	Yes
mq_timedreceive_monotonic()	mq_timedreceive is POSIX 1003.1 MSG; mq_timedreceive_monotonic is QNX Neutrino	Yes	No	Yes	Yes
mq_timedsend()	mq_timedsend is POSIX 1003.1 MSG; mq_timedsend_monotonic is QNX Neutrino	Yes	No	Yes	Yes
mq_timedsend_monotonic()	mq_timedsend is POSIX 1003.1 MSG; mq_timedsend_monotonic is QNX Neutrino	Yes	No	Yes	Yes
mq_unlink()	POSIX 1003.1 MSG	No	No	No	Yes
mrand48()	POSIX 1003.1 XSI	No	No	No	No
MsgCurrent()	QNX Neutrino	No	No	Yes	Yes
MsgCurrent_r()	QNX Neutrino	No	No	Yes	Yes
MsgDeliverEvent()	QNX Neutrino	No	No	Yes	Yes
MsgDeliverEvent_r()	QNX Neutrino	No	No	Yes	Yes
MsgError()	QNX Neutrino	No	No	Yes	Yes
MsgError_r()	QNX Neutrino	No	No	Yes	Yes
MsgInfo()	QNX Neutrino	No	No	Yes	Yes
MsgInfo_r()	QNX Neutrino	No	No	Yes	Yes
MsgKeyData()	QNX Neutrino	No	No	Yes	Yes
MsgKeyData_r()	QNX Neutrino	No	No	Yes	Yes
MsgRead()	QNX Neutrino	No	No	Yes	Yes
MsgRead_r()	QNX Neutrino	No	No	Yes	Yes
MsgReadv()	QNX Neutrino	No	No	Yes	Yes
MsgReadv_r()	QNX Neutrino	No	No	Yes	Yes
MsgReceive()	QNX Neutrino	No	No	Yes	Yes
MsgReceive_r()	QNX Neutrino	No	No	Yes	Yes
MsgReceivePulse()	QNX Neutrino	No	No	Yes	Yes
MsgReceivePulse_r()	QNX Neutrino	No	No	Yes	Yes
MsgReceivePulsev()	QNX Neutrino	No	No	Yes	Yes
MsgReceivePulsev_r()	QNX Neutrino	No	No	Yes	Yes
MsgReceivev()	QNX Neutrino	No	No	Yes	Yes
MsgReceivev_r()	QNX Neutrino	No	No	Yes	Yes
MsgReply()	QNX Neutrino	No	No	Yes	Yes
MsgReply_r()	QNX Neutrino	No	No	Yes	Yes
MsgReplyv()	QNX Neutrino	No	No	Yes	Yes
MsgReplyv_r()	QNX Neutrino	No	No	Yes	Yes
MsgSend()	QNX Neutrino	Yes	No	Yes	Yes
MsgSend_r()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendnc()	QNX Neutrino	No	No	Yes	Yes
MsgSendnc_r()	QNX Neutrino	No	No	Yes	Yes
MsgSendPulse()	QNX Neutrino	No	No	Yes	Yes
MsgSendPulse_r()	QNX Neutrino	No	No	Yes	Yes
MsgSendsv()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendsv_r()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendsvnc()	QNX Neutrino	No	No	Yes	Yes
MsgSendsvnc_r()	QNX Neutrino	No	No	Yes	Yes
MsgSendv()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendv_r()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendvnc()	QNX Neutrino	No	No	Yes	Yes
MsgSendvnc_r()	QNX Neutrino	No	No	Yes	Yes
MsgSendvs()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendvs_r()	QNX Neutrino	Yes	No	Yes	Yes
MsgSendvsnc()	QNX Neutrino	No	No	Yes	Yes
MsgSendvsnc_r()	QNX Neutrino	No	No	Yes	Yes
MsgVerifyEvent()	QNX Neutrino	No	No	Yes	Yes
MsgVerifyEvent_r()	QNX Neutrino	No	No	Yes	Yes
MsgWrite()	QNX Neutrino	No	No	Yes	Yes
MsgWrite_r()	QNX Neutrino	No	No	Yes	Yes
MsgWritev()	QNX Neutrino	No	No	Yes	Yes
MsgWritev_r()	QNX Neutrino	No	No	Yes	Yes
msync()	POSIX 1003.1 MF SIO	Yes	No	Yes	Yes
munlock()	POSIX 1003.1 MLR	No	No	Yes	Yes
munlockall()	POSIX 1003.1 ML	No	No	No	Yes
munmap()	POSIX 1003.1 MF\|SHM\|TYM	No	No	Yes	Yes
munmap_device_io()	QNX Neutrino	No	No	Yes	Yes
munmap_device_memory()	QNX Neutrino	No	No	Yes	Yes
munmap_flags()	QNX Neutrino	No	No	Yes	Yes

N

Function	Classification	Cancel	ISR	Signal	Thread
name_attach()	QNX Neutrino	Yes	No	No	Yes
name_close()	QNX Neutrino	Yes	No	Yes	Yes
name_detach()	QNX Neutrino	Yes	No	No	Yes
name_open()	QNX Neutrino	Yes	No	Yes	Yes
nanosleep()	POSIX 1003.1 TMR	Yes	No	No	Yes
nanospin()	QNX Neutrino	No	See Caveats	Yes	Yes
nanospin_calibrate()	QNX Neutrino	No	No	Yes	Yes
nanospin_count()	QNX Neutrino	No	Yes	Yes	Yes
nanospin_ns()	QNX Neutrino	No	See Caveats	Yes	Yes
nanospin_ns_to_count()	QNX Neutrino	No	See Caveats	Yes	Yes
nap()	Unix	Yes	No	Yes	Yes
napms()	Unix	Yes	No	Yes	Yes
nbaconnect()	QNX Neutrino	Yes	No	No	Yes
nbaconnect_result()	QNX Neutrino	Yes	No	Yes	Yes
ND_NODE_CMP()	QNX Neutrino	No	Yes	Yes	Yes
netmgr_ndtostr()	QNX Neutrino	Yes	No	Yes	Yes
netmgr_remote_nd()	QNX Neutrino	No	No	Yes	Yes
netmgr_strtond()	QNX Neutrino	Yes	No	Yes	Yes
nextafter()	ANSI, POSIX 1003.1	No	No	No	Yes
nextafterf()	ANSI, POSIX 1003.1	No	No	No	Yes
nftw()	nftw is POSIX 1003.1 XSI; nftw64 is Large-file support	Yes	No	Yes	Yes
nftw64()	nftw is POSIX 1003.1 XSI; nftw64 is Large-file support	Yes	No	Yes	Yes
nice()	POSIX 1003.1 XSI	No	No	Yes	Yes
nrand48()	POSIX 1003.1 XSI	No	No	No	Yes
nsec2timespec()	QNX Neutrino	No	Yes	Yes	Yes
ntohl()	POSIX 1003.1	No	Yes	Yes	Yes
ntohs()	POSIX 1003.1	No	Yes	Yes	Yes

O

Function	Classification	Cancel	ISR	Signal	Thread
offsetof()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
open()	open is POSIX 1003.1; open64 is Large-file support	Yes	No	Yes	Yes
open64()	open is POSIX 1003.1; open64 is Large-file support	Yes	No	Yes	Yes
opendir()	POSIX 1003.1	Yes	No	No	Yes
openfd()	QNX Neutrino	Yes	No	Yes	Yes
openlog()	POSIX 1003.1 XSI	Yes	No	No	Yes
openpty()	Unix	Yes	No	Yes	Yes
out16()	QNX Neutrino	No	Yes	Yes	Yes
out16s()	QNX Neutrino	No	Yes	Yes	Yes
out32()	QNX Neutrino	No	Yes	Yes	Yes
out32s()	QNX Neutrino	No	Yes	Yes	Yes
out8()	QNX Neutrino	No	Yes	Yes	Yes
out8s()	QNX Neutrino	No	Yes	Yes	Yes
outbe16()	QNX Neutrino	No	Yes	Yes	Yes
outbe32()	QNX Neutrino	No	Yes	Yes	Yes
outle16()	QNX Neutrino	No	Yes	Yes	Yes
outle32()	QNX Neutrino	No	Yes	Yes	Yes

P

Function	Classification	Cancel	ISR	Signal	Thread
pathconf()	POSIX 1003.1	No	No	Yes	Yes
pathfind()	Unix	Yes	No	Yes	Yes
pathfind_r()	Unix	Yes	No	Yes	Yes
pathmgr_symlink()	QNX Neutrino	Yes	No	Yes	Yes
pathmgr_unlink()	QNX Neutrino	Yes	No	Yes	Yes
pause()	POSIX 1003.1	Yes	No	Yes	Yes
pccard_arm()	QNX Neutrino	Yes	No	Yes	Yes
pccard_attach()	QNX Neutrino	Yes	No	Yes	Yes
pccard_detach()	QNX Neutrino	Yes	No	Yes	Yes
pccard_info()	QNX Neutrino	Yes	No	Yes	Yes
pccard_lock()	QNX Neutrino	Yes	No	Yes	Yes
pccard_raw_read()	QNX Neutrino	Yes	No	Yes	Yes
pccard_unlock()	QNX Neutrino	Yes	No	Yes	Yes
pci_attach()	QNX Neutrino	Yes	No	Yes	Yes
pci_attach_device()	QNX Neutrino	Yes	No	Yes	Yes
pci_detach()	QNX Neutrino	Yes	No	Yes	Yes
pci_detach_device()	QNX Neutrino	Yes	No	Yes	Yes
pci_find_class()	QNX Neutrino	Yes	No	Yes	Yes
pci_find_device()	QNX Neutrino	Yes	No	Yes	Yes
pci_irq_routing_options()	QNX Neutrino	Yes	No	Yes	Yes
pci_map_irq()	QNX Neutrino	Yes	No	Yes	Yes
pci_present()	QNX Neutrino	Yes	No	Yes	Yes
pci_read_config()	QNX Neutrino	Yes	No	Yes	Yes
pci_read_config16()	QNX Neutrino	Yes	No	Yes	Yes
pci_read_config32()	QNX Neutrino	Yes	No	Yes	Yes
pci_read_config8()	QNX Neutrino	Yes	No	Yes	Yes
pci_rescan_bus()	QNX Neutrino	Yes	No	Yes	Yes
pci_write_config()	QNX Neutrino	Yes	No	Yes	Yes
pci_write_config16()	QNX Neutrino	Yes	No	Yes	Yes
pci_write_config32()	QNX Neutrino	Yes	No	Yes	Yes
pci_write_config8()	QNX Neutrino	Yes	No	Yes	Yes
pclose()	POSIX 1003.1	Yes	No	No	No
perror()	ANSI, POSIX 1003.1	Yes	No	No	Yes
pipe()	POSIX 1003.1	No	No	Yes	Yes
poll()	POSIX 1003.1 XSI	Yes	No	No	Yes
popen()	POSIX 1003.1	Yes	No	No	No
posix_mem_offset()	posix_mem_offset is POSIX 1003.1 TYM; posix_mem_offset64 is for large-file support	No	No	Yes	Yes
posix_mem_offset64()	posix_mem_offset is POSIX 1003.1 TYM; posix_mem_offset64 is for large-file support	No	No	Yes	Yes
posix_memalign()	POSIX 1003.1 ADV	No	No	Yes	Yes
posix_spawn()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawn_file_actions_addclose()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawn_file_actions_adddup2()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawn_file_actions_addopen()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawn_file_actions_destroy()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawn_file_actions_init()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_addpartid()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_addpartition()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_destroy()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getcred()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getflags()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getnode()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_getpartid()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_getpgroup()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getrunmask()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_getschedparam()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getschedpolicy()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getsigdefault()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getsigignore()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_getsigmask()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_getstackmax()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_getxflags()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_init()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setcred()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setflags()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setnode()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_setpgroup()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setrunmask()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_setschedparam()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setschedpolicy()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setsigdefault()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setsigignore()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setsigmask()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_spawnattr_setstackmax()	QNX Neutrino	No	Yes	Yes	Yes
posix_spawnattr_setxflags()	QNX Neutrino	No	No	No	Yes
posix_spawnp()	POSIX 1003.1 RTS	No	Yes	Yes	Yes
posix_typed_mem_get_info()	POSIX 1003.1 TYM	No	No	Yes	Yes
posix_typed_mem_open()	POSIX 1003.1 TYM	No	No	Yes	Yes
pow()	ANSI, POSIX 1003.1	No	No	No	Yes
powf()	ANSI, POSIX 1003.1	No	No	No	Yes
powl()	ANSI, POSIX 1003.1	No	No	No	Yes
pread()	pread is POSIX 1003.1 XSI; pread64 is Large-file support	Yes	No	Yes	Yes
pread64()	pread is POSIX 1003.1 XSI; pread64 is Large-file support	Yes	No	Yes	Yes
printf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
procmgr_daemon()	QNX Neutrino	No	No	Yes	Yes
procmgr_event_notify()	QNX Neutrino	No	No	Yes	Yes
procmgr_event_trigger()	QNX Neutrino	No	No	Yes	Yes
procmgr_guardian()	QNX Neutrino	No	No	Yes	Yes
procmgr_session()	QNX Neutrino	No	No	No	Yes
pthread_abort()	QNX Neutrino	No	No	Yes	Yes
pthread_atfork()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_getdetachstate()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_getguardsize()	POSIX 1003.1 XSI	No	No	Yes	Yes
pthread_attr_getinheritsched()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_attr_getschedparam()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_getschedpolicy()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_attr_getscope()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_attr_getstackaddr()	POSIX 1003.1 THR TSA	No	No	Yes	Yes
pthread_attr_getstacklazy()	QNX Neutrino	No	No	Yes	Yes
pthread_attr_getstackprealloc()	QNX Neutrino	No	No	Yes	Yes
pthread_attr_getstacksize()	POSIX 1003.1 THR TSS	No	No	Yes	Yes
pthread_attr_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_setdetachstate()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_setguardsize()	POSIX 1003.1 XSI	No	No	Yes	Yes
pthread_attr_setinheritsched()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_attr_setschedparam()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_attr_setschedpolicy()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_attr_setscope()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_attr_setstackaddr()	POSIX 1003.1 THR TSA	No	No	Yes	Yes
pthread_attr_setstacklazy()	QNX Neutrino	No	No	Yes	Yes
pthread_attr_setstackprealloc()	QNX Neutrino	No	No	Yes	Yes
pthread_attr_setstacksize()	POSIX 1003.1 THR TSS	No	No	Yes	Yes
pthread_barrier_destroy()	POSIX 1003.1 THR BAR	No	No	Yes	Yes
pthread_barrier_init()	POSIX 1003.1 THR BAR	No	No	Yes	Yes
pthread_barrier_wait()	POSIX 1003.1 THR BAR	No	No	Yes	Yes
pthread_barrierattr_destroy()	POSIX 1003.1 THR BAR	No	No	Yes	Yes
pthread_barrierattr_getpshared()	POSIX 1003.1 THR BAR TSH	No	No	Yes	Yes
pthread_barrierattr_init()	POSIX 1003.1 THR BAR	No	No	Yes	Yes
pthread_barrierattr_setpshared()	POSIX 1003.1 THR BAR TSH	No	No	Yes	Yes
pthread_cancel()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cleanup_pop()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cleanup_push()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cond_broadcast()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cond_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cond_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cond_signal()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_cond_timedwait()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_cond_wait()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_condattr_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_condattr_getclock()	POSIX 1003.1 THR CS	No	No	Yes	Yes
pthread_condattr_getpshared()	POSIX 1003.1 THR TSH	No	No	Yes	Yes
pthread_condattr_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_condattr_setclock()	POSIX 1003.1 THR CS	No	No	Yes	Yes
pthread_condattr_setpshared()	POSIX 1003.1 THR TSH	No	No	Yes	Yes
pthread_create()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_detach()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_equal()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_exit()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_getconcurrency()	POSIX 1003.1 XSI	No	No	Yes	Yes
pthread_getcpuclockid()	POSIX 1003.1 THR TCT	No	No	Yes	Yes
pthread_getname_np()	QNX Neutrino	Yes	No	Yes	Yes
pthread_getschedparam()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_getspecific()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_join()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_key_create()	POSIX 1003.1 THR	No	No	No	Yes
pthread_key_delete()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_kill()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutex_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutex_getprioceiling()	POSIX 1003.1 THR TPP	No	No	Yes	Yes
pthread_mutex_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutex_lock()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutex_setprioceiling()	POSIX 1003.1 THR TPP	No	No	Yes	Yes
pthread_mutex_timedlock()	pthread_mutex_timedlock is POSIX 1003.1 THR TMO; pthread_mutex_timedlock_monotonic is QNX Neutrino	No	No	Yes	Yes
pthread_mutex_timedlock_monotonic()	pthread_mutex_timedlock is POSIX 1003.1 THR TMO; pthread_mutex_timedlock_monotonic is QNX Neutrino	No	No	Yes	Yes
pthread_mutex_trylock()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutex_unlock()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutex_wakeup_np()	QNX Neutrino	No	No	Yes	Yes
pthread_mutexattr_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutexattr_getprioceiling()	POSIX 1003.1 THR TPP	No	No	Yes	Yes
pthread_mutexattr_getprotocol()	POSIX 1003.1 THR TPP\|TPI	No	No	Yes	Yes
pthread_mutexattr_getpshared()	POSIX 1003.1 THR TSH	No	No	Yes	Yes
pthread_mutexattr_getrecursive()	QNX Neutrino	No	No	Yes	Yes
pthread_mutexattr_gettype()	POSIX 1003.1 XSI	No	No	Yes	Yes
pthread_mutexattr_getwakeup_np()	QNX Neutrino	No	Yes	Yes	Yes
pthread_mutexattr_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_mutexattr_setprioceiling()	POSIX 1003.1 THR TPP	No	No	Yes	Yes
pthread_mutexattr_setprotocol()	POSIX 1003.1 THR TPP\|TPI	No	No	Yes	Yes
pthread_mutexattr_setpshared()	POSIX 1003.1 THR TSH	No	No	Yes	Yes
pthread_mutexattr_setrecursive()	QNX Neutrino	No	No	Yes	Yes
pthread_mutexattr_settype()	POSIX 1003.1 XSI	No	No	Yes	Yes
pthread_mutexattr_setwakeup_np()	QNX Neutrino	No	Yes	Yes	Yes
pthread_once()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_rwlock_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_rwlock_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_rwlock_rdlock()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_rwlock_timedrdlock()	POSIX 1003.1 THR TMO	Yes	No	Yes	Yes
pthread_rwlock_timedwrlock()	POSIX 1003.1 THR TMO	Yes	No	Yes	Yes
pthread_rwlock_tryrdlock()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_rwlock_trywrlock()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_rwlock_unlock()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_rwlock_wrlock()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_rwlockattr_destroy()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_rwlockattr_getpshared()	POSIX 1003.1 THR TSH	No	No	Yes	Yes
pthread_rwlockattr_init()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_rwlockattr_setpshared()	POSIX 1003.1 THR TSH	No	No	Yes	Yes
pthread_self()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_setcancelstate()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_setcanceltype()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_setconcurrency()	POSIX 1003.1 XSI	No	No	Yes	Yes
pthread_setname_np()	QNX Neutrino	Yes	No	Yes	Yes
pthread_setschedparam()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_setschedprio()	POSIX 1003.1 THR TPS	No	No	Yes	Yes
pthread_setspecific()	POSIX 1003.1 THR	No	No	No	Yes
pthread_sigmask()	POSIX 1003.1 THR	No	No	Yes	Yes
pthread_sleepon_broadcast()	QNX Neutrino	No	No	Yes	Yes
pthread_sleepon_lock()	QNX Neutrino	Yes	No	Yes	Yes
pthread_sleepon_signal()	QNX Neutrino	No	No	Yes	Yes
pthread_sleepon_timedwait()	QNX Neutrino	Yes	No	Yes	Yes
pthread_sleepon_unlock()	QNX Neutrino	No	No	Yes	Yes
pthread_sleepon_wait()	QNX Neutrino	Yes	No	Yes	Yes
pthread_spin_destroy()	POSIX 1003.1 THR SPI	No	No	Yes	Yes
pthread_spin_init()	POSIX 1003.1 THR SPI	No	No	Yes	Yes
pthread_spin_lock()	POSIX 1003.1 THR SPI	No	No	Yes	Yes
pthread_spin_trylock()	POSIX 1003.1 THR SPI	No	No	Yes	Yes
pthread_spin_unlock()	POSIX 1003.1 THR SPI	No	No	Yes	Yes
pthread_testcancel()	POSIX 1003.1 THR	Yes	No	Yes	Yes
pthread_timedjoin()	QNX Neutrino	No	No	Yes	Yes
pthread_timedjoin_monotonic()	QNX Neutrino	No	No	Yes	Yes
pulse_attach()	QNX Neutrino	Yes	No	No	Yes
pulse_detach()	QNX Neutrino	No	No	No	Yes
putc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
putc_unlocked()	POSIX 1003.1 TSF	Yes	No	No	No
putchar()	ANSI, POSIX 1003.1	Yes	No	No	Yes
putchar_unlocked()	POSIX 1003.1 TSF	Yes	No	No	No
putenv()	POSIX 1003.1 XSI	No	No	No	No
puts()	ANSI, POSIX 1003.1	Yes	No	No	Yes
putspent()	Unix	Yes	No	No	No
pututline()	Unix	Yes	No	No	Yes
putw()	Legacy Unix	Yes	No	Yes	Yes
putwc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
putwchar()	ANSI, POSIX 1003.1	Yes	No	No	Yes
pwrite()	pwrite is POSIX 1003.1 XSI; pwrite64 is Large-file support	Yes	No	Yes	Yes
pwrite64()	pwrite is POSIX 1003.1 XSI; pwrite64 is Large-file support	Yes	No	Yes	Yes

Q

Function	Classification	Cancel	ISR	Signal	Thread
qnx_crypt()	QNX Neutrino	No	No	Yes	Yes
qsort()	ANSI, POSIX 1003.1	No	No	No	Yes

R

Function	Classification	Cancel	ISR	Signal	Thread
Raccept()	SOCKS	No	No	No	No
raise()	ANSI, POSIX 1003.1	No	No	Yes	Yes
rand()	ANSI, POSIX 1003.1	No	No	Yes	No
rand_r()	POSIX 1003.1 TSF	No	No	Yes	Yes
random()	POSIX 1003.1 XSI	No	No	Yes	No
Rbind()	SOCKS	No	No	No	No
rcmd()	Unix	Yes	No	No	No
rcmd_af()	Unix	Yes	No	No	No
Rconnect()	SOCKS	No	No	No	No
rdchk()	Unix	No	No	Yes	Yes
re_comp()	Legacy Unix	No	No	Yes	Yes
re_exec()	Legacy Unix	No	No	Yes	Yes
read()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
read_main_config_file()	SNMP	Yes	No	No	No
readblock()	QNX Neutrino	Yes	No	Yes	Yes
readcond()	QNX Neutrino	Yes	No	Yes	Yes
readdir()	POSIX 1003.1	Yes	No	No	No
readdir_r()	POSIX 1003.1 TSF	No	No	Yes	Yes
readlink()	POSIX 1003.1	No	No	Yes	Yes
readv()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
realloc()	ANSI, POSIX 1003.1	No	No	No	Yes
realpath()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
recv()	POSIX 1003.1	Yes	No	No	Yes
recvfrom()	POSIX 1003.1	Yes	No	No	Yes
recvmsg()	POSIX 1003.1	Yes	No	No	Yes
regcomp()	POSIX 1003.1	No	No	No	Yes
regerror()	POSIX 1003.1	No	No	Yes	Yes
regexec()	POSIX 1003.1	No	No	No	Yes
regfree()	POSIX 1003.1	No	No	No	Yes
remainder()	ANSI, POSIX 1003.1	No	No	No	Yes
remainderf()	ANSI, POSIX 1003.1	No	No	No	Yes
remainderl()	ANSI, POSIX 1003.1	No	No	No	Yes
remove()	ANSI, POSIX 1003.1	Yes	No	No	Yes
remque()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
rename()	ANSI, POSIX 1003.1	Yes	No	Yes	Yes
res_init()	Unix	Yes	No	No	No
res_mkquery()	Unix	Yes	No	No	No
res_query()	Unix	Yes	No	No	No
res_querydomain()	Unix	Yes	No	No	No
res_search()	Unix	Yes	No	No	No
res_send()	Unix	Yes	No	No	No
resmgr_attach()	QNX Neutrino	Yes	No	No	Yes
resmgr_block()	QNX Neutrino	Yes	No	No	Yes
resmgr_context_alloc()	QNX Neutrino	Yes	No	No	Yes
resmgr_context_free()	QNX Neutrino	Yes	No	No	Yes
resmgr_detach()	QNX Neutrino	Yes	No	No	Yes
resmgr_devino()	QNX Neutrino	Yes	No	No	Yes
resmgr_handle_grow()	QNX Neutrino	No	No	No	Yes
resmgr_handle_tune()	QNX Neutrino	No	No	No	Yes
resmgr_handler()	QNX Neutrino	Yes	No	No	Yes
resmgr_iofuncs()	QNX Neutrino	No	No	No	Yes
resmgr_msg_again()	QNX Neutrino	No	No	No	Yes
resmgr_msgread()	QNX Neutrino	No	No	Yes	Yes
resmgr_msgreadv()	QNX Neutrino	No	No	Yes	Yes
resmgr_msgreply()	QNX Neutrino	No	No	Yes	Yes
resmgr_msgreplyv()	QNX Neutrino	No	No	Yes	Yes
resmgr_msgwrite()	QNX Neutrino	No	No	Yes	Yes
resmgr_msgwritev()	QNX Neutrino	No	No	Yes	Yes
_RESMGR_NPARTS()	QNX Neutrino	No	Yes	Yes	Yes
resmgr_ocb()	QNX Neutrino	No	No	No	Yes
resmgr_open_bind()	QNX Neutrino	No	No	No	Yes
resmgr_pathname()	QNX Neutrino	No	No	Yes	Yes
_RESMGR_PTR()	QNX Neutrino	No	Yes	Yes	Yes
_RESMGR_STATUS()	QNX Neutrino	No	Yes	Yes	Yes
resmgr_unbind()	QNX Neutrino	No	No	No	Yes
rewind()	ANSI, POSIX 1003.1	Yes	No	No	Yes
rewinddir()	POSIX 1003.1	Yes	No	Yes	Yes
Rgetsockname()	SOCKS	No	No	No	No
rindex()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
rint()	ANSI, POSIX 1003.1	No	No	No	Yes
rintf()	ANSI, POSIX 1003.1	No	No	No	Yes
rintl()	ANSI, POSIX 1003.1	No	No	No	Yes
Rlisten()	SOCKS	No	No	No	No
rmdir()	POSIX 1003.1	No	No	Yes	Yes
Rrcmd()	SOCKS	No	No	No	No
rresvport()	Unix	Yes	No	No	Yes
rresvport_af()	Unix	Yes	No	No	Yes
Rselect()	SOCKS	No	No	No	No
rsrcdbmgr_attach()	QNX Neutrino	Yes	No	Yes	Yes
rsrcdbmgr_create()	QNX Neutrino	Yes	No	Yes	Yes
rsrcdbmgr_destroy()	QNX Neutrino	Yes	No	Yes	Yes
rsrcdbmgr_detach()	QNX Neutrino	Yes	No	Yes	Yes
rsrcdbmgr_devno_attach()	QNX Neutrino	Yes	No	Yes	Yes
rsrcdbmgr_devno_detach()	QNX Neutrino	Yes	No	Yes	Yes
rsrcdbmgr_query_name()	QNX Neutrino	Yes	No	Yes	Yes
ruserok()	Unix	Yes	No	No	No

S

Function	Classification	Cancel	ISR	Signal	Thread
sbrk()	Legacy Unix	No	No	No	Yes
scalb()	POSIX 1003.1 XSI	No	No	No	Yes
scalbn()	ANSI, POSIX 1003.1	No	No	No	Yes
scalbnf()	ANSI, POSIX 1003.1	No	No	No	Yes
_scalloc()	QNX Neutrino	No	No	No	Yes
scandir()	Legacy Unix	Yes	No	Yes	Yes
scanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
sched_get_priority_adjust()	QNX Neutrino	No	No	Yes	Yes
sched_get_priority_max()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_get_priority_min()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_getparam()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_getscheduler()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_rr_get_interval()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_setparam()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_setscheduler()	POSIX 1003.1 PS	No	No	Yes	Yes
sched_yield()	POSIX 1003.1 PS\|THR	No	No	Yes	Yes
SchedCtl()	QNX Neutrino	No	No	Yes	Yes
SchedCtl_r()	QNX Neutrino	No	No	Yes	Yes
SchedGet()	QNX Neutrino	No	No	Yes	Yes
SchedGet_r()	QNX Neutrino	No	No	Yes	Yes
SchedInfo()	QNX Neutrino	No	No	Yes	Yes
SchedInfo_r()	QNX Neutrino	No	No	Yes	Yes
SchedSet()	QNX Neutrino	No	No	Yes	Yes
SchedSet_r()	QNX Neutrino	No	No	Yes	Yes
SchedYield()	QNX Neutrino	No	No	Yes	Yes
SchedYield_r()	QNX Neutrino	No	No	Yes	Yes
searchenv()	QNX 4	No	No	No	Yes
seed48()	POSIX 1003.1 XSI	No	No	No	Yes
seekdir()	POSIX 1003.1 XSI	Yes	No	No	No
select()	POSIX 1003.1	No	No	No	See Caveats
select_attach()	QNX Neutrino	Yes	No	No	Yes
select_detach()	QNX Neutrino	Yes	No	No	Yes
select_query()	QNX Neutrino	No	No	No	Yes
sem_close()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_destroy()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_getvalue()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_init()	POSIX 1003.1 SEM	No	No	No	Yes
sem_open()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_post()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_timedwait()	sem_timedwait is POSIX 1003.1 SEM TMO; sem_timedwait_monotonic is QNX Neutrino	Yes	No	Yes	Yes
sem_timedwait_monotonic()	sem_timedwait is POSIX 1003.1 SEM TMO; sem_timedwait_monotonic is QNX Neutrino	Yes	No	Yes	Yes
sem_trywait()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_unlink()	POSIX 1003.1 SEM	No	No	Yes	Yes
sem_wait()	POSIX 1003.1 SEM	Yes	No	Yes	Yes
send()	POSIX 1003.1	Yes	No	No	Yes
sendmsg()	POSIX 1003.1	Yes	No	No	Yes
sendto()	POSIX 1003.1	Yes	No	No	Yes
setbuf()	ANSI, POSIX 1003.1	No	No	No	Yes
setbuffer()	Unix	No	No	No	Yes
setdomainname()	Unix	No	Yes	Yes	Yes
setegid()	POSIX 1003.1	No	No	Yes	Yes
setenv()	POSIX 1003.1	No	No	No	No
seteuid()	POSIX 1003.1	No	No	Yes	Yes
setfsent()	NetBSD	Yes	No	No	No
setgid()	POSIX 1003.1	No	No	Yes	Yes
setgrent()	POSIX 1003.1 XSI	Yes	No	No	No
setgroups()	Unix	Yes	No	No	No
sethostent()	POSIX 1003.1	No	No	No	No
sethostname()	Unix	Yes	No	Yes	Yes
SETIOV()	QNX Neutrino	No	Yes	Yes	Yes
setitimer()	POSIX 1003.1 XSI	No	No	Yes	Yes
setjmp()	ANSI, POSIX 1003.1	No	No	Yes	Yes
setkey()	POSIX 1003.1 XSI	No	No	No	No
setlinebuf()	Unix	No	No	No	Yes
setlocale()	ANSI, POSIX 1003.1	No	No	No	Yes
setlogmask()	POSIX 1003.1 XSI	No	No	No	No
setnetent()	POSIX 1003.1	Yes	No	No	No
setpgid()	POSIX 1003.1	No	No	Yes	Yes
setpgrp()	POSIX 1003.1 XSI	No	No	Yes	Yes
setprio()	QNX 4	No	No	Yes	Yes
setprotoent()	POSIX 1003.1	Yes	No	No	No
setpwent()	POSIX 1003.1 XSI	Yes	No	No	No
setregid()	POSIX 1003.1 XSI	No	No	Yes	Yes
setreuid()	POSIX 1003.1 XSI	No	No	Yes	Yes
setrlimit()	setrlimit is POSIX 1003.1 XSI; setrlimit64 is Large-file support	No	No	Yes	Yes
setrlimit64()	setrlimit is POSIX 1003.1 XSI; setrlimit64 is Large-file support	No	No	Yes	Yes
setservent()	POSIX 1003.1	Yes	No	No	No
setsid()	POSIX 1003.1	No	No	Yes	Yes
setsockopt()	POSIX 1003.1	Yes	No	No	Yes
setspent()	Unix	No	No	No	No
setstate()	POSIX 1003.1 XSI	No	No	No	No
settimeofday()	Legacy Unix	No	No	Yes	Yes
setuid()	POSIX 1003.1	No	No	Yes	Yes
setutent()	Unix	Yes	No	Yes	Yes
setvbuf()	ANSI, POSIX 1003.1	No	No	No	Yes
_sfree()	QNX Neutrino	No	No	Yes	Yes
shm_ctl()	QNX Neutrino	Yes	No	Yes	Yes
shm_ctl_special()	QNX Neutrino	Yes	No	Yes	Yes
shm_open()	POSIX 1003.1 SHM	No	No	Yes	Yes
shm_unlink()	POSIX 1003.1 SHM	No	No	Yes	Yes
shutdown()	POSIX 1003.1	Yes	No	No	Yes
shutdown_system()	QNX Neutrino	No	No	No	No
sigaction()	POSIX 1003.1	No	No	Yes	Yes
sigaddset()	POSIX 1003.1	No	Yes	Yes	Yes
sigblock()	Unix	No	No	Yes	No
sigdelset()	POSIX 1003.1	No	Yes	Yes	Yes
sigemptyset()	POSIX 1003.1	No	Yes	Yes	Yes
sigfillset()	POSIX 1003.1	No	Yes	Yes	Yes
sigismember()	POSIX 1003.1	No	Yes	Yes	Yes
siglongjmp()	POSIX 1003.1	No	No	Yes	Yes
sigmask()	Unix	No	Yes	Yes	Yes
signal()	ANSI, POSIX 1003.1	No	No	Yes	Yes
SignalAction()	QNX Neutrino	No	No	Yes	Yes
SignalAction_r()	QNX Neutrino	No	No	Yes	Yes
SignalKill()	QNX Neutrino	No	No	Yes	Yes
SignalKill_r()	QNX Neutrino	No	No	Yes	Yes
SignalProcmask()	QNX Neutrino	No	No	Yes	Yes
SignalProcmask_r()	QNX Neutrino	No	No	Yes	Yes
SignalSuspend()	QNX Neutrino	Yes	No	Yes	Yes
SignalSuspend_r()	QNX Neutrino	Yes	No	Yes	Yes
SignalWaitinfo()	QNX Neutrino	Yes	No	Yes	Yes
SignalWaitinfo_r()	QNX Neutrino	Yes	No	Yes	Yes
sigpause()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
sigpending()	POSIX 1003.1	No	No	Yes	Yes
sigprocmask()	POSIX 1003.1 CX	No	No	Yes	Yes
sigqueue()	POSIX 1003.1 RTS	No	No	Yes	Yes
sigsetjmp()	POSIX 1003.1	No	No	Yes	Yes
sigsetmask()	Unix	No	No	Yes	Yes
sigsuspend()	POSIX 1003.1	Yes	No	Yes	Yes
sigtimedwait()	POSIX 1003.1 RTS	Yes	No	Yes	Yes
sigunblock()	Unix	No	No	Yes	Yes
sigwait()	POSIX 1003.1	Yes	No	Yes	Yes
sigwaitinfo()	POSIX 1003.1 RTS	Yes	No	Yes	Yes
sin()	ANSI, POSIX 1003.1	No	No	No	Yes
sinf()	ANSI, POSIX 1003.1	No	No	No	Yes
sinh()	ANSI, POSIX 1003.1	No	No	No	Yes
sinhf()	ANSI, POSIX 1003.1	No	No	No	Yes
sinhl()	ANSI, POSIX 1003.1	No	No	No	Yes
sinl()	ANSI, POSIX 1003.1	No	No	No	Yes
sleep()	POSIX 1003.1	Yes	No	Yes	Yes
_sleepon_broadcast()	QNX Neutrino	No	No	No	Yes
_sleepon_destroy()	QNX Neutrino	No	No	No	Yes
_sleepon_init()	QNX Neutrino	No	No	No	Yes
_sleepon_lock()	QNX Neutrino	No	No	No	Yes
_sleepon_signal()	QNX Neutrino	No	No	No	Yes
_sleepon_unlock()	QNX Neutrino	No	No	No	Yes
_sleepon_wait()	QNX Neutrino	No	No	No	Yes
slogb()	QNX Neutrino	Yes	No	Yes	Yes
slogf()	QNX Neutrino	Yes	No	Yes	Yes
slogi()	QNX Neutrino	Yes	No	Yes	Yes
_smalloc()	QNX Neutrino	No	No	No	Yes
snmp_close()	SNMP	Yes	No	No	No
snmp_free_pdu()	SNMP	No	No	No	No
snmp_open()	SNMP	Yes	No	No	No
snmp_pdu_create()	SNMP	No	No	No	No
snmp_read()	SNMP	Yes	No	No	No
snmp_select_info()	SNMP	No	No	No	No
snmp_send()	SNMP	Yes	No	No	No
snmp_timeout()	SNMP	Yes	No	No	No
snprintf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
sockatmark()	POSIX 1003.1	Yes	No	No	No
socket()	POSIX 1003.1	Yes	No	No	Yes
socketpair()	POSIX 1003.1	Yes	No	No	Yes
SOCKSinit()	SOCKS	No	No	No	No
sopen()	Unix	Yes	No	No	Yes
sopenfd()	Unix	Yes	No	Yes	Yes
spawn()	QNX Neutrino	No	No	Yes	Yes
spawnl()	QNX 4	See Caveats	No	No	Yes
spawnle()	QNX 4	See Caveats	No	No	Yes
spawnlp()	QNX 4	See Caveats	No	No	Yes
spawnlpe()	QNX 4	See Caveats	No	No	Yes
spawnp()	QNX Neutrino	No	No	No	Yes
spawnv()	QNX 4	See Caveats	No	No	Yes
spawnve()	QNX 4	See Caveats	No	No	Yes
spawnvp()	QNX 4	See Caveats	No	No	Yes
spawnvpe()	QNX 4	See Caveats	No	No	Yes
sprintf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
sqrt()	ANSI, POSIX 1003.1	No	No	No	Yes
sqrtf()	ANSI, POSIX 1003.1	No	No	No	Yes
sqrtl()	ANSI, POSIX 1003.1	No	No	No	Yes
srand()	ANSI, POSIX 1003.1	No	No	Yes	Yes
srand48()	POSIX 1003.1 XSI	No	No	Yes	Yes
srandom()	POSIX 1003.1 XSI	No	No	No	No
_srealloc()	QNX Neutrino	No	No	No	Yes
sscanf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
stat()	stat is POSIX 1003.1; stat64 is Large-file support	No	No	Yes	Yes
stat64()	stat is POSIX 1003.1; stat64 is Large-file support	No	No	Yes	Yes
statvfs()	statvfs is POSIX 1003.1 XSI; statvfs64 is Large-file support	No	No	Yes	Yes
statvfs64()	statvfs is POSIX 1003.1 XSI; statvfs64 is Large-file support	No	No	Yes	Yes
straddstr()	QNX Neutrino	No	Yes	Yes	Yes
strcasecmp()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
strcat()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strchr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strcmp()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strcmpi()	QNX 4	No	Yes	Yes	Yes
strcoll()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strcpy()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strcspn()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strdup()	POSIX 1003.1 XSI	No	No	No	Yes
strerror()	ANSI, POSIX 1003.1	No	No	Yes	Yes
strerror_r()	POSIX 1003.1 TSF	No	No	Yes	Yes
strftime()	ANSI, POSIX 1003.1	No	No	Yes	Yes
stricmp()	QNX 4	No	Yes	Yes	Yes
strlcat()	Unix	No	Yes	Yes	Yes
strlcpy()	Unix	No	Yes	Yes	Yes
strlen()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strlwr()	Unix	No	Yes	Yes	Yes
strncasecmp()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
strncat()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strncmp()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strncpy()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strnicmp()	QNX 4	No	Yes	Yes	Yes
strnset()	QNX 4	No	Yes	Yes	Yes
strpbrk()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strptime()	ANSI, POSIX 1003.1	No	No	Yes	Yes
strrchr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strrev()	QNX 4	No	Yes	Yes	Yes
strsep()	Unix	No	Yes	Yes	Yes
strset()	QNX 4	No	Yes	Yes	Yes
strsignal()	Unix	No	No	Yes	Yes
strspn()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strstr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strtod()	ANSI, POSIX 1003.1	No	No	Yes	Yes
strtof()	ANSI, POSIX 1003.1	No	No	Yes	Yes
strtoimax()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strtok()	ANSI, POSIX 1003.1	No	No	No	No
strtok_r()	POSIX 1003.1 TSF	No	Yes	Yes	Yes
strtol()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strtold()	ANSI, POSIX 1003.1	No	No	Yes	Yes
strtoll()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strtoul()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strtoull()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strtoumax()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
strupr()	Unix	No	Yes	Yes	Yes
strxfrm()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
swab()	POSIX 1003.1 XSI	No	Yes	Yes	Yes
swprintf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
swscanf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
symlink()	POSIX 1003.1	No	No	Yes	Yes
sync()	POSIX 1003.1 XSI	No	No	Yes	Yes
SyncCondvarSignal()	QNX Neutrino	Yes	No	Yes	Yes
SyncCondvarSignal_r()	QNX Neutrino	Yes	No	Yes	Yes
SyncCondvarWait()	QNX Neutrino	Yes	No	Yes	Yes
SyncCondvarWait_r()	QNX Neutrino	Yes	No	Yes	Yes
SyncCtl()	QNX Neutrino	No	No	Yes	Yes
SyncCtl_r()	QNX Neutrino	No	No	Yes	Yes
SyncDestroy()	QNX Neutrino	No	No	Yes	Yes
SyncDestroy_r()	QNX Neutrino	No	No	Yes	Yes
SyncMutexEvent()	QNX Neutrino	No	No	Yes	Yes
SyncMutexEvent_r()	QNX Neutrino	No	No	Yes	Yes
SyncMutexLock()	QNX Neutrino	No	No	Yes	Yes
SyncMutexLock_r()	QNX Neutrino	No	No	Yes	Yes
SyncMutexRevive()	QNX Neutrino	No	No	Yes	Yes
SyncMutexRevive_r()	QNX Neutrino	No	No	Yes	Yes
SyncMutexUnlock()	QNX Neutrino	No	No	Yes	Yes
SyncMutexUnlock_r()	QNX Neutrino	No	No	Yes	Yes
SyncSemPost()	QNX Neutrino	No	No	Yes	Yes
SyncSemPost_r()	QNX Neutrino	No	No	Yes	Yes
SyncSemWait()	QNX Neutrino	No	No	Yes	Yes
SyncSemWait_r()	QNX Neutrino	No	No	Yes	Yes
SyncTypeCreate()	QNX Neutrino	No	No	Yes	Yes
SyncTypeCreate_r()	QNX Neutrino	No	No	Yes	Yes
sysconf()	POSIX 1003.1	No	No	Yes	Yes
sysctl()	Unix	Yes	No	No	Yes
syslog()	POSIX 1003.1 XSI	Yes	No	No	No
sysmgr_reboot()	QNX Neutrino	No	No	Yes	Yes
SYSPAGE_CPU_ENTRY()	QNX Neutrino	No	Yes	Yes	Yes
SYSPAGE_ENTRY()	QNX Neutrino	No	Yes	Yes	Yes
system()	ANSI, POSIX 1003.1	Yes	No	No	Yes

T

Function	Classification	Cancel	ISR	Signal	Thread
tan()	ANSI, POSIX 1003.1	No	No	No	Yes
tanf()	ANSI, POSIX 1003.1	No	No	No	Yes
tanh()	ANSI, POSIX 1003.1	No	No	No	Yes
tanhf()	ANSI, POSIX 1003.1	No	No	No	Yes
tanhl()	ANSI, POSIX 1003.1	No	No	No	Yes
tanl()	ANSI, POSIX 1003.1	No	No	No	Yes
tcdrain()	POSIX 1003.1	Yes	No	Yes	Yes
tcdropline()	QNX 4	No	No	Yes	Yes
tcflow()	POSIX 1003.1	No	No	Yes	Yes
tcflush()	POSIX 1003.1	No	No	Yes	Yes
tcgetattr()	POSIX 1003.1	No	No	Yes	Yes
tcgetpgrp()	POSIX 1003.1	No	No	Yes	Yes
tcgetsid()	POSIX 1003.1 XSI	No	No	Yes	Yes
tcgetsize()	QNX Neutrino	No	No	Yes	Yes
tcinject()	QNX Neutrino	No	No	Yes	Yes
tcischars()	QNX Neutrino	No	No	Yes	Yes
tcsendbreak()	POSIX 1003.1	No	No	Yes	Yes
tcsetattr()	POSIX 1003.1	No	No	Yes	Yes
tcsetpgrp()	POSIX 1003.1	No	No	Yes	Yes
tcsetsid()	QNX Neutrino	No	No	No	Yes
tcsetsize()	QNX Neutrino	No	No	Yes	Yes
tell()	tell is QNX 4; tell64 is Large-file support	Yes	No	Yes	Yes
tell64()	tell is QNX 4; tell64 is Large-file support	Yes	No	Yes	Yes
telldir()	POSIX 1003.1 XSI	Yes	No	No	No
tempnam()	POSIX 1003.1 XSI	No	No	No	No
thread_pool_control()	QNX Neutrino	Yes	No	No	Yes
thread_pool_create()	QNX Neutrino	No	No	No	Yes
thread_pool_destroy()	QNX Neutrino	Yes	No	No	Yes
thread_pool_limits()	QNX Neutrino	Yes	No	No	Yes
thread_pool_start()	QNX Neutrino	Yes	No	No	Yes
ThreadCancel()	QNX Neutrino	No	No	Yes	Yes
ThreadCancel_r()	QNX Neutrino	No	No	Yes	Yes
ThreadCreate()	QNX Neutrino	No	No	Yes	Yes
ThreadCreate_r()	QNX Neutrino	No	No	Yes	Yes
ThreadCtl()	QNX Neutrino	No	No	Yes	Yes
ThreadCtl_r()	QNX Neutrino	No	No	Yes	Yes
ThreadDestroy()	QNX Neutrino	No	No	Yes	Yes
ThreadDestroy_r()	QNX Neutrino	No	No	Yes	Yes
ThreadDetach()	QNX Neutrino	No	No	Yes	Yes
ThreadDetach_r()	QNX Neutrino	No	No	Yes	Yes
ThreadJoin()	QNX Neutrino	Yes	No	Yes	Yes
ThreadJoin_r()	QNX Neutrino	Yes	No	Yes	Yes
time()	ANSI, POSIX 1003.1	No	No	Yes	Yes
timer_create()	POSIX 1003.1 TMR	No	No	Yes	Yes
timer_delete()	POSIX 1003.1 TMR	No	No	Yes	Yes
timer_getexpstatus()	QNX Neutrino	No	No	Yes	Yes
timer_getoverrun()	POSIX 1003.1 TMR	No	No	Yes	Yes
timer_gettime()	POSIX 1003.1 TMR	No	No	Yes	Yes
timer_settime()	POSIX 1003.1 TMR	No	No	Yes	Yes
timer_timeout()	QNX Neutrino	No	No	Yes	Yes
timer_timeout_r()	QNX Neutrino	No	No	Yes	Yes
TimerAlarm()	QNX Neutrino	No	No	Yes	Yes
TimerAlarm_r()	QNX Neutrino	No	No	Yes	Yes
TimerCreate()	QNX Neutrino	No	No	Yes	Yes
TimerCreate_r()	QNX Neutrino	No	No	Yes	Yes
TimerDestroy()	QNX Neutrino	No	No	Yes	Yes
TimerDestroy_r()	QNX Neutrino	No	No	Yes	Yes
TimerInfo()	QNX Neutrino	No	No	Yes	Yes
TimerInfo_r()	QNX Neutrino	No	No	Yes	Yes
TimerSettime()	QNX Neutrino	No	No	Yes	Yes
TimerSettime_r()	QNX Neutrino	No	No	Yes	Yes
TimerTimeout()	QNX Neutrino	No	No	Yes	Yes
TimerTimeout_r()	QNX Neutrino	No	No	Yes	Yes
times()	POSIX 1003.1	No	No	Yes	Yes
timespec2nsec()	QNX Neutrino	No	Yes	Yes	Yes
tmpfile()	tmpfile is ANSI, POSIX 1003.1; tmpfile64 is Large-file support	Yes	No	No	Yes
tmpfile64()	tmpfile is ANSI, POSIX 1003.1; tmpfile64 is Large-file support	Yes	No	No	Yes
tmpnam()	ANSI, POSIX 1003.1	Yes	No	No	See Caveats
tolower()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
toupper()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
towctrans()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
towlower()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
towupper()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
trace_func_enter()	QNX Neutrino	No	Yes	Yes	Yes
trace_func_exit()	QNX Neutrino	No	Yes	Yes	Yes
trace_here()	QNX Neutrino	No	Yes	Yes	Yes
trace_logb()	QNX Neutrino	No	Yes	Yes	Yes
trace_logbc()	QNX Neutrino	No	Yes	Yes	Yes
trace_logf()	QNX Neutrino	No	Yes	Yes	Yes
trace_logi()	QNX Neutrino	No	Yes	Yes	Yes
trace_nlogf()	QNX Neutrino	No	Yes	Yes	Yes
trace_vnlogf()	QNX Neutrino	No	Yes	Yes	Yes
TraceEvent()	QNX Neutrino	No	See Caveats	Yes	Yes
traceparser()	QNX Neutrino	No	No	No	No
traceparser_cs()	QNX Neutrino	No	No	No	No
traceparser_cs_range()	QNX Neutrino	No	No	No	No
traceparser_debug()	QNX Neutrino	No	No	No	Yes
traceparser_destroy()	QNX Neutrino	No	No	No	No
traceparser_get_info()	QNX Neutrino	No	No	No	No
traceparser_init()	QNX Neutrino	No	No	No	No
truncate()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
ttyname()	POSIX 1003.1	No	No	No	No
ttyname_r()	POSIX 1003.1 TSF	No	No	Yes	Yes
tzset()	POSIX 1003.1 XSI	No	No	No	Yes

U

Function	Classification	Cancel	ISR	Signal	Thread
ualarm()	POSIX 1003.1 XSI	No	No	Yes	Yes
ulltoa()	ultoa is QNX 4; ulltoa is Unix	No	Yes	Yes	Yes
ultoa()	ultoa is QNX 4; ulltoa is Unix	No	Yes	Yes	Yes
umask()	POSIX 1003.1	No	No	Yes	Yes
umount()	QNX Neutrino	Yes	No	No	Yes
UNALIGNED_PUT16()	QNX Neutrino	No	Yes	Yes	Yes
UNALIGNED_PUT32()	QNX Neutrino	No	Yes	Yes	Yes
UNALIGNED_PUT64()	QNX Neutrino	No	Yes	Yes	Yes
UNALIGNED_RET16()	QNX Neutrino	No	Yes	Yes	Yes
UNALIGNED_RET32()	QNX Neutrino	No	Yes	Yes	Yes
UNALIGNED_RET64()	QNX Neutrino	No	Yes	Yes	Yes
uname()	POSIX 1003.1	No	No	Yes	Yes
ungetc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
ungetwc()	ANSI, POSIX 1003.1	Yes	No	No	Yes
unlink()	POSIX 1003.1	Yes	No	Yes	Yes
unsetenv()	POSIX 1003.1	No	No	Yes	Yes
usleep()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
utime()	POSIX 1003.1	No	No	Yes	Yes
utimes()	POSIX 1003.1 XSI	No	No	Yes	Yes
utmpname()	Unix	Yes	No	Yes	Yes
utoa()	QNX 4	No	Yes	Yes	Yes

V

Function	Classification	Cancel	ISR	Signal	Thread
va_arg()	POSIX 1003.1	No	Yes	Yes	Yes
va_copy()	POSIX 1003.1	No	Yes	Yes	Yes
va_end()	POSIX 1003.1	No	Yes	Yes	Yes
va_start()	POSIX 1003.1	No	Yes	Yes	Yes
valloc()	QNX Neutrino	No	No	Yes	Yes
verr()	Unix	Yes	No	Yes	Yes
verrx()	Unix	Yes	No	Yes	Yes
vfork()	POSIX 1003.1 XSI	No	No	No	No
vfprintf()	ANSI, POSIX 1003.1	No	No	No	Yes
vfscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
vfwprintf()	ANSI, POSIX 1003.1	No	No	No	Yes
vfwscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
vprintf()	ANSI, POSIX 1003.1	No	No	No	Yes
vscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
vslogf()	QNX Neutrino	Yes	No	Yes	Yes
vsnprintf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
vsprintf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
vsscanf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
vswprintf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
vswscanf()	ANSI, POSIX 1003.1	No	No	See Caveats	Yes
vsyslog()	Unix	Yes	No	No	No
vwarn()	Unix	Yes	No	Yes	Yes
vwarnx()	Unix	Yes	No	Yes	Yes
vwprintf()	ANSI, POSIX 1003.1	No	No	No	Yes
vwscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes

W

Function	Classification	Cancel	ISR	Signal	Thread
wait()	POSIX 1003.1	Yes	No	Yes	Yes
wait3()	Unix	Yes	No	Yes	Yes
wait4()	Unix	Yes	No	Yes	Yes
waitid()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
waitpid()	POSIX 1003.1	Yes	No	Yes	Yes
warn()	Unix	Yes	No	Yes	Yes
warnx()	Unix	Yes	No	Yes	Yes
wcrtomb()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcscat()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcschr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcscmp()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcscoll()	ANSI, POSIX 1003.1	No	No	Yes	No
wcscpy()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcscspn()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcscxfrm()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcsftime()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcslen()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcsncat()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcsncmp()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcsncpy()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcspbrk()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcsrchr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcsrtombs()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcsspn()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcsstr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcstod()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcstof()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcstoimax()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcstok()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcstol()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcstold()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcstoll()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcstombs()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wcstoul()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcstoull()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wcstoumax()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wctob()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wctomb()	ANSI, POSIX 1003.1	No	No	Yes	Yes
wctrans()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wctype()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wmemchr()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wmemcmp()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wmemcpy()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wmemmove()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wmemset()	ANSI, POSIX 1003.1	No	Yes	Yes	Yes
wordexp()	POSIX 1003.1	Yes	No	Yes	Yes
wordfree()	POSIX 1003.1	No	No	Yes	Yes
wprintf()	ANSI, POSIX 1003.1	Yes	No	No	Yes
write()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
writeblock()	QNX Neutrino	Yes	No	Yes	Yes
writev()	POSIX 1003.1 XSI	Yes	No	Yes	Yes
wscanf()	ANSI, POSIX 1003.1	Yes	No	No	Yes

Y

Function	Classification	Cancel	ISR	Signal	Thread
y0()	y0 is POSIX 1003.1 XSI; y0f is Unix	No	No	No	Yes
y0f()	y0 is POSIX 1003.1 XSI; y0f is Unix	No	No	No	Yes
y1()	y1 is POSIX 1003.1 XSI; y1f is Unix	No	No	No	Yes
y1f()	y1 is POSIX 1003.1 XSI; y1f is Unix	No	No	No	Yes
yn()	yn is POSIX 1003.1 XSI; ynf is Unix	No	No	No	Yes
ynf()	yn is POSIX 1003.1 XSI; ynf is Unix	No	No	No	Yes