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
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
ClientInfoExtFree() QNX Neutrino No No Yes 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
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
ConnectClientInfoExt() 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
cosl() 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
creat() POSIX 1003.1 Yes No Yes Yes
creat64() Large-file support Yes No Yes Yes
crypt() POSIX 1003.1 XSI No No No No
ctermid() POSIX 1003.1 No No No Read the Caveats
ctime() POSIX 1003.1 TSF No No Yes No
ctime_r() No No Yes Yes