R

Updated: April 19, 2023
Function Classification Cancel ISR Signal Thread
raise() ANSI POSIX 1003.1 No No Yes Yes
rand() ANSI POSIX 1003.1 No No Yes No
rand_r() POSIX 1003.1 OB No No Yes Yes
random() POSIX 1003.1 No No Yes 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
readblock() QNX Neutrino Yes No Yes Yes
readcond() QNX Neutrino Yes No Yes Yes
readdir() POSIX 1003.1 Yes No No No
readdir64() Large-file support Yes No No No
_readdir_r() QNX Neutrino Yes No No Yes
_readdir64_r() Large-file support Yes No No Yes
readdir_r() POSIX 1003.1 Yes No No Yes
readdir64_r() Large-file support Yes No No Yes
readlink() POSIX 1003.1 No No Yes Yes
readlinkat() POSIX 2008 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 No No Yes Yes
recv() POSIX 1003.1 Yes No Yes Yes
recvfrom() POSIX 1003.1 Yes No Yes Yes
recvmmsg() Unix 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
_register_ioctl_handler() QNX Neutrino Yes Yes Yes Yes
remainder() C11 POSIX 1003.1 No Yes Yes Yes
remainderf() C11 POSIX 1003.1 No Yes Yes Yes
remainderl() C11 POSIX 1003.1 No Yes Yes Yes
remove() ANSI POSIX 1003.1 Yes No No Yes
remque() POSIX 1003.1 No Yes Yes Yes
remquo() C11 POSIX 1003.1 No Yes Yes Yes
remquof() C11 POSIX 1003.1 No Yes Yes Yes
remquol() C11 POSIX 1003.1 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_detach_ctp() 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_msgget() QNX Neutrino No No Yes Yes
resmgr_msggetsize() QNX Neutrino No Yes Yes Yes
resmgr_msggetv() QNX Neutrino No No Yes 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_ocb_iofuncs() QNX Neutrino No No No Yes
resmgr_open_bind() QNX Neutrino No No No Yes
resmgr_pathname() QNX Neutrino No No Yes Yes
resmgr_pause_queue() QNX Neutrino No No Yes Yes
resmgr_pause_resume() QNX Neutrino No No No 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
rindex() Standard Unix; removed from POSIX.1-2008 No Yes Yes Yes
rint() C11 POSIX 1003.1 No Yes Yes Yes
rintf() C11 POSIX 1003.1 No Yes Yes Yes
rintl() C11 POSIX 1003.1 No Yes Yes Yes
rmdir() POSIX 1003.1 No No Yes Yes
round() C11 POSIX 1003.1 No Yes Yes Yes
roundf() C11 POSIX 1003.1 No Yes Yes Yes
roundl() C11 POSIX 1003.1 No Yes Yes Yes
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