Linux Standard Base Specification 3.1
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Appendix A. Alphabetical Listing of Interfaces

A.1. libc

The behavior of the interfaces in this library is specified by the following Standards.

Large File Support [LFS]
This Specification [LSB]
SUSv2 [SUSv2]
ISO POSIX (2003) [SUSv3]
SVID Issue 3 [SVID.3]
SVID Issue 4 [SVID.4]

Table A-1. libc Function Interfaces

_Exit(GLIBC_2.1.1)[SUSv3]getpwuid_r(GLIBC_2.1.1)[SUSv3]sigaddset(GLIBC_2.1.1)[SUSv3]
_IO_feof(GLIBC_2.0)[LSB]getrlimit(GLIBC_2.0)[SUSv3]sigaltstack(GLIBC_2.0)[SUSv3]
_IO_getc(GLIBC_2.0)[LSB]getrlimit64(GLIBC_2.0)[LFS]sigandset(GLIBC_2.0)[LSB]
_IO_putc(GLIBC_2.0)[LSB]getrusage(GLIBC_2.0)[SUSv3]sigdelset(GLIBC_2.0)[SUSv3]
_IO_puts(GLIBC_2.0)[LSB]getservbyname(GLIBC_2.0)[SUSv3]sigemptyset(GLIBC_2.0)[SUSv3]
__assert_fail(GLIBC_2.0)[LSB]getservbyport(GLIBC_2.0)[SUSv3]sigfillset(GLIBC_2.0)[SUSv3]
__ctype_b_loc[LSB]getservent()[SUSv3]sighold()[SUSv3]
__ctype_get_mb_cur_max(GLIBC_2.0)[LSB]getsid(GLIBC_2.0)[SUSv3]sigignore(GLIBC_2.0)[SUSv3]
__ctype_tolower_loc[LSB]getsockname()[SUSv3]siginterrupt()[SUSv3]
__ctype_toupper_loc[LSB]getsockopt()[LSB]sigisemptyset()[LSB]
__cxa_atexit(GLIBC_2.1.3)[LSB]getsubopt(GLIBC_2.1.3)[SUSv3]sigismember(GLIBC_2.1.3)[SUSv3]
__errno_location(GLIBC_2.0)[LSB]gettext(GLIBC_2.0)[LSB]siglongjmp(GLIBC_2.0)[SUSv3]
__fpending(GLIBC_2.2)[LSB]gettimeofday(GLIBC_2.2)[SUSv3]signal(GLIBC_2.2)[SUSv3]
__fxstat(GLIBC_2.0)[LSB]getuid(GLIBC_2.0)[SUSv3]sigorset(GLIBC_2.0)[LSB]
__fxstat64(GLIBC_2.2)[LSB]getutent(GLIBC_2.2)[LSB]sigpause(GLIBC_2.2)[SUSv3]
__getpagesize(GLIBC_2.0)[LSB]getutent_r(GLIBC_2.0)[LSB]sigpending(GLIBC_2.0)[SUSv3]
__getpgid(GLIBC_2.0)[LSB]getutxent(GLIBC_2.0)[SUSv3]sigprocmask(GLIBC_2.0)[SUSv3]
__h_errno_location[LSB]getutxid()[SUSv3]sigqueue()[SUSv3]
__isinf[LSB]getutxline()[SUSv3]sigrelse()[SUSv3]
__isinff[LSB]getw()[SUSv2]sigreturn()[LSB]
__isinfl[LSB]getwc()[SUSv3]sigset()[SUSv3]
__isnan[LSB]getwchar()[SUSv3]sigsuspend()[SUSv3]
__isnanf[LSB]getwd()[SUSv3]sigtimedwait()[SUSv3]
__isnanl[LSB]glob()[SUSv3]sigwait()[SUSv3]
__libc_current_sigrtmax(GLIBC_2.1)[LSB]glob64(GLIBC_2.1)[LSB]sigwaitinfo(GLIBC_2.1)[SUSv3]
__libc_current_sigrtmin(GLIBC_2.1)[LSB]globfree(GLIBC_2.1)[SUSv3]sleep(GLIBC_2.1)[SUSv3]
__libc_start_main(GLIBC_2.0)[LSB]globfree64(GLIBC_2.0)[LSB]snprintf(GLIBC_2.0)[SUSv3]
__lxstat(GLIBC_2.0)[LSB]gmtime(GLIBC_2.0)[SUSv3]sockatmark[SUSv3]
__lxstat64(GLIBC_2.2)[LSB]gmtime_r(GLIBC_2.2)[SUSv3]socket(GLIBC_2.2)[SUSv3]
__mempcpy(GLIBC_2.0)[LSB]grantpt(GLIBC_2.0)[SUSv3]socketpair(GLIBC_2.0)[SUSv3]
__rawmemchr(GLIBC_2.1)[LSB]hcreate(GLIBC_2.1)[SUSv3]sprintf(GLIBC_2.1)[SUSv3]
__register_atfork[LSB]hdestroy()[SUSv3]srand()[SUSv3]
__sigsetjmp(GLIBC_2.0)[LSB]hsearch(GLIBC_2.0)[SUSv3]srand48(GLIBC_2.0)[SUSv3]
__stpcpy(GLIBC_2.0)[LSB]htonl(GLIBC_2.0)[SUSv3]srandom(GLIBC_2.0)[SUSv3]
__strdup(GLIBC_2.0)[LSB]htons(GLIBC_2.0)[SUSv3]sscanf(GLIBC_2.0)[LSB]
__strtod_internal(GLIBC_2.0)[LSB]iconv(GLIBC_2.0)[SUSv3]statvfs(GLIBC_2.0)[SUSv3]
__strtof_internal(GLIBC_2.0)[LSB]iconv_close(GLIBC_2.0)[SUSv3]statvfs64[LFS]
__strtok_r(GLIBC_2.0)[LSB]iconv_open(GLIBC_2.0)[SUSv3]stime(GLIBC_2.0)[LSB]
__strtol_internal(GLIBC_2.0)[LSB]if_freenameindex[SUSv3]stpcpy(GLIBC_2.0)[LSB]
__strtold_internal(GLIBC_2.0)[LSB]if_indextoname[SUSv3]stpncpy(GLIBC_2.0)[LSB]
__strtoll_internal(GLIBC_2.0)[LSB]if_nameindex[SUSv3]strcasecmp(GLIBC_2.0)[SUSv3]
__strtoul_internal(GLIBC_2.0)[LSB]if_nametoindex[SUSv3]strcasestr(GLIBC_2.0)[LSB]
__strtoull_internal(GLIBC_2.0)[LSB]imaxabs(GLIBC_2.0)[SUSv3]strcat(GLIBC_2.0)[SUSv3]
__sysconf(GLIBC_2.2)[LSB]imaxdiv(GLIBC_2.2)[SUSv3]strchr(GLIBC_2.2)[SUSv3]
__sysv_signal(GLIBC_2.0)[LSB]index(GLIBC_2.0)[SUSv3]strcmp(GLIBC_2.0)[SUSv3]
__wcstod_internal(GLIBC_2.0)[LSB]inet_addr(GLIBC_2.0)[SUSv3]strcoll(GLIBC_2.0)[SUSv3]
__wcstof_internal(GLIBC_2.0)[LSB]inet_ntoa(GLIBC_2.0)[SUSv3]strcpy(GLIBC_2.0)[SUSv3]
__wcstol_internal(GLIBC_2.0)[LSB]inet_ntop[SUSv3]strcspn(GLIBC_2.0)[SUSv3]
__wcstold_internal(GLIBC_2.0)[LSB]inet_pton[SUSv3]strdup(GLIBC_2.0)[SUSv3]
__wcstoul_internal(GLIBC_2.0)[LSB]initgroups(GLIBC_2.0)[LSB]strerror(GLIBC_2.0)[SUSv3]
__xmknod(GLIBC_2.0)[LSB]initstate(GLIBC_2.0)[SUSv3]strerror_r(GLIBC_2.0)[LSB]
__xstat(GLIBC_2.0)[LSB]insque(GLIBC_2.0)[SUSv3]strfmon(GLIBC_2.0)[SUSv3]
__xstat64(GLIBC_2.2)[LSB]ioctl(GLIBC_2.2)[LSB]strftime(GLIBC_2.2)[SUSv3]
_exit(GLIBC_2.0)[SUSv3]isalnum(GLIBC_2.0)[SUSv3]strlen(GLIBC_2.0)[SUSv3]
_longjmp(GLIBC_2.0)[SUSv3]isalpha(GLIBC_2.0)[SUSv3]strncasecmp(GLIBC_2.0)[SUSv3]
_setjmp(GLIBC_2.0)[SUSv3]isascii(GLIBC_2.0)[SUSv3]strncat(GLIBC_2.0)[SUSv3]
_tolower(GLIBC_2.0)[SUSv3]isatty(GLIBC_2.0)[SUSv3]strncmp(GLIBC_2.0)[SUSv3]
_toupper(GLIBC_2.0)[SUSv3]isblank(GLIBC_2.0)[SUSv3]strncpy(GLIBC_2.0)[SUSv3]
a64l(GLIBC_2.0)[SUSv3]iscntrl(GLIBC_2.0)[SUSv3]strndup(GLIBC_2.0)[LSB]
abort(GLIBC_2.0)[SUSv3]isdigit(GLIBC_2.0)[SUSv3]strnlen(GLIBC_2.0)[LSB]
abs(GLIBC_2.0)[SUSv3]isgraph(GLIBC_2.0)[SUSv3]strpbrk(GLIBC_2.0)[SUSv3]
accept(GLIBC_2.0)[SUSv3]islower(GLIBC_2.0)[SUSv3]strptime(GLIBC_2.0)[LSB]
access(GLIBC_2.0)[SUSv3]isprint(GLIBC_2.0)[SUSv3]strrchr(GLIBC_2.0)[SUSv3]
acct(GLIBC_2.0)[LSB]ispunct(GLIBC_2.0)[SUSv3]strsep(GLIBC_2.0)[LSB]
adjtime(GLIBC_2.0)[LSB]isspace(GLIBC_2.0)[SUSv3]strsignal(GLIBC_2.0)[LSB]
alarm(GLIBC_2.0)[SUSv3]isupper(GLIBC_2.0)[SUSv3]strspn(GLIBC_2.0)[SUSv3]
asctime(GLIBC_2.0)[SUSv3]iswalnum(GLIBC_2.0)[SUSv3]strstr(GLIBC_2.0)[SUSv3]
asctime_r(GLIBC_2.0)[SUSv3]iswalpha(GLIBC_2.0)[SUSv3]strtod(GLIBC_2.0)[SUSv3]
asprintf(GLIBC_2.0)[LSB]iswblank(GLIBC_2.0)[SUSv3]strtof(GLIBC_2.0)[SUSv3]
atof(GLIBC_2.0)[SUSv3]iswcntrl(GLIBC_2.0)[SUSv3]strtoimax(GLIBC_2.0)[SUSv3]
atoi(GLIBC_2.0)[SUSv3]iswctype(GLIBC_2.0)[SUSv3]strtok(GLIBC_2.0)[SUSv3]
atol(GLIBC_2.0)[SUSv3]iswdigit(GLIBC_2.0)[SUSv3]strtok_r(GLIBC_2.0)[SUSv3]
atoll[SUSv3]iswgraph()[SUSv3]strtol()[SUSv3]
authnone_create(GLIBC_2.0)[SVID.4]iswlower(GLIBC_2.0)[SUSv3]strtold(GLIBC_2.0)[SUSv3]
basename(GLIBC_2.0)[SUSv3]iswprint(GLIBC_2.0)[SUSv3]strtoll(GLIBC_2.0)[SUSv3]
bcmp(GLIBC_2.0)[SUSv3]iswpunct(GLIBC_2.0)[SUSv3]strtoq(GLIBC_2.0)[LSB]
bcopy(GLIBC_2.0)[SUSv3]iswspace(GLIBC_2.0)[SUSv3]strtoul(GLIBC_2.0)[SUSv3]
bind(GLIBC_2.0)[SUSv3]iswupper(GLIBC_2.0)[SUSv3]strtoull(GLIBC_2.0)[SUSv3]
bind_textdomain_codeset[LSB]iswxdigit()[SUSv3]strtoumax()[SUSv3]
bindresvport(GLIBC_2.0)[LSB]isxdigit(GLIBC_2.0)[SUSv3]strtouq(GLIBC_2.0)[LSB]
bindtextdomain(GLIBC_2.0)[LSB]jrand48(GLIBC_2.0)[SUSv3]strxfrm(GLIBC_2.0)[SUSv3]
brk(GLIBC_2.0)[SUSv2]key_decryptsession(GLIBC_2.0)[SVID.3]svc_getreqset(GLIBC_2.0)[SVID.3]
bsd_signal(GLIBC_2.0)[SUSv3]kill(GLIBC_2.0)[LSB]svc_register(GLIBC_2.0)[LSB]
bsearch(GLIBC_2.0)[SUSv3]killpg(GLIBC_2.0)[SUSv3]svc_run(GLIBC_2.0)[LSB]
btowc(GLIBC_2.0)[SUSv3]l64a(GLIBC_2.0)[SUSv3]svc_sendreply(GLIBC_2.0)[LSB]
bzero(GLIBC_2.0)[SUSv3]labs(GLIBC_2.0)[SUSv3]svcerr_auth(GLIBC_2.0)[SVID.3]
calloc(GLIBC_2.0)[SUSv3]lchown(GLIBC_2.0)[SUSv3]svcerr_decode(GLIBC_2.0)[SVID.3]
catclose(GLIBC_2.0)[SUSv3]lcong48(GLIBC_2.0)[SUSv3]svcerr_noproc(GLIBC_2.0)[SVID.3]
catgets(GLIBC_2.0)[SUSv3]ldiv(GLIBC_2.0)[SUSv3]svcerr_noprog(GLIBC_2.0)[SVID.3]
catopen(GLIBC_2.0)[SUSv3]lfind(GLIBC_2.0)[SUSv3]svcerr_progvers(GLIBC_2.0)[SVID.3]
cfgetispeed(GLIBC_2.0)[SUSv3]link(GLIBC_2.0)[LSB]svcerr_systemerr(GLIBC_2.0)[SVID.3]
cfgetospeed(GLIBC_2.0)[SUSv3]listen(GLIBC_2.0)[SUSv3]svcerr_weakauth(GLIBC_2.0)[SVID.3]
cfmakeraw(GLIBC_2.0)[LSB]llabs(GLIBC_2.0)[SUSv3]svctcp_create(GLIBC_2.0)[LSB]
cfsetispeed(GLIBC_2.0)[SUSv3]lldiv(GLIBC_2.0)[SUSv3]svcudp_create(GLIBC_2.0)[LSB]
cfsetospeed(GLIBC_2.0)[SUSv3]localeconv(GLIBC_2.0)[SUSv3]swab(GLIBC_2.0)[SUSv3]
cfsetspeed(GLIBC_2.0)[LSB]localtime(GLIBC_2.0)[SUSv3]swapcontext(GLIBC_2.0)[SUSv3]
chdir(GLIBC_2.0)[SUSv3]localtime_r(GLIBC_2.0)[SUSv3]swprintf(GLIBC_2.0)[SUSv3]
chmod(GLIBC_2.0)[SUSv3]lockf(GLIBC_2.0)[SUSv3]swscanf(GLIBC_2.0)[LSB]
chown(GLIBC_2.1)[SUSv3]lockf64(GLIBC_2.1)[LFS]symlink(GLIBC_2.1)[SUSv3]
chroot(GLIBC_2.0)[SUSv2]longjmp(GLIBC_2.0)[SUSv3]sync(GLIBC_2.0)[SUSv3]
clearerr(GLIBC_2.0)[SUSv3]lrand48(GLIBC_2.0)[SUSv3]sysconf(GLIBC_2.0)[SUSv3]
clnt_create(GLIBC_2.0)[SVID.4]lsearch(GLIBC_2.0)[SUSv3]syslog(GLIBC_2.0)[SUSv3]
clnt_pcreateerror(GLIBC_2.0)[SVID.4]lseek(GLIBC_2.0)[SUSv3]system(GLIBC_2.0)[LSB]
clnt_perrno(GLIBC_2.0)[SVID.4]makecontext(GLIBC_2.0)[SUSv3]tcdrain(GLIBC_2.0)[SUSv3]
clnt_perror(GLIBC_2.0)[SVID.4]malloc(GLIBC_2.0)[SUSv3]tcflow(GLIBC_2.0)[SUSv3]
clnt_spcreateerror(GLIBC_2.0)[SVID.4]mblen(GLIBC_2.0)[SUSv3]tcflush(GLIBC_2.0)[SUSv3]
clnt_sperrno(GLIBC_2.0)[SVID.4]mbrlen(GLIBC_2.0)[SUSv3]tcgetattr(GLIBC_2.0)[SUSv3]
clnt_sperror(GLIBC_2.0)[SVID.4]mbrtowc(GLIBC_2.0)[SUSv3]tcgetpgrp(GLIBC_2.0)[SUSv3]
clock(GLIBC_2.0)[SUSv3]mbsinit(GLIBC_2.0)[SUSv3]tcgetsid(GLIBC_2.0)[SUSv3]
close(GLIBC_2.0)[SUSv3]mbsnrtowcs(GLIBC_2.0)[LSB]tcsendbreak(GLIBC_2.0)[SUSv3]
closedir(GLIBC_2.0)[SUSv3]mbsrtowcs(GLIBC_2.0)[SUSv3]tcsetattr(GLIBC_2.0)[SUSv3]
closelog(GLIBC_2.0)[SUSv3]mbstowcs(GLIBC_2.0)[SUSv3]tcsetpgrp(GLIBC_2.0)[SUSv3]
confstr(GLIBC_2.0)[SUSv3]mbtowc(GLIBC_2.0)[SUSv3]tdelete[SUSv3]
connect(GLIBC_2.0)[SUSv3]memccpy(GLIBC_2.0)[SUSv3]telldir(GLIBC_2.0)[SUSv3]
creat(GLIBC_2.0)[SUSv3]memchr(GLIBC_2.0)[SUSv3]tempnam(GLIBC_2.0)[SUSv3]
creat64(GLIBC_2.1)[LFS]memcmp(GLIBC_2.1)[SUSv3]textdomain(GLIBC_2.1)[LSB]
ctermid(GLIBC_2.0)[SUSv3]memcpy(GLIBC_2.0)[SUSv3]tfind(GLIBC_2.0)[SUSv3]
ctime(GLIBC_2.0)[SUSv3]memmem(GLIBC_2.0)[LSB]time(GLIBC_2.0)[SUSv3]
ctime_r(GLIBC_2.0)[SUSv3]memmove(GLIBC_2.0)[SUSv3]times(GLIBC_2.0)[SUSv3]
cuserid(GLIBC_2.0)[SUSv2]memrchr(GLIBC_2.0)[LSB]tmpfile(GLIBC_2.0)[SUSv3]
daemon(GLIBC_2.0)[LSB]memset(GLIBC_2.0)[SUSv3]tmpfile64(GLIBC_2.0)[LFS]
dcgettext(GLIBC_2.0)[LSB]mkdir(GLIBC_2.0)[SUSv3]tmpnam(GLIBC_2.0)[SUSv3]
dcngettext[LSB]mkfifo()[SUSv3]toascii()[SUSv3]
dgettext[LSB]mkstemp()[SUSv3]tolower()[SUSv3]
difftime(GLIBC_2.0)[SUSv3]mkstemp64(GLIBC_2.0)[LFS]toupper(GLIBC_2.0)[SUSv3]
dirname(GLIBC_2.0)[SUSv3]mktemp(GLIBC_2.0)[SUSv3]towctrans(GLIBC_2.0)[SUSv3]
div(GLIBC_2.0)[SUSv3]mktime(GLIBC_2.0)[SUSv3]towlower(GLIBC_2.0)[SUSv3]
dngettext[LSB]mlock()[SUSv3]towupper()[SUSv3]
drand48(GLIBC_2.0)[SUSv3]mlockall(GLIBC_2.0)[SUSv3]truncate(GLIBC_2.0)[SUSv3]
dup(GLIBC_2.0)[SUSv3]mmap(GLIBC_2.0)[SUSv3]truncate64(GLIBC_2.0)[LFS]
dup2(GLIBC_2.0)[SUSv3]mmap64(GLIBC_2.0)[LFS]tsearch(GLIBC_2.0)[SUSv3]
duplocale[LSB]mprotect()[SUSv3]ttyname()[SUSv3]
ecvt(GLIBC_2.0)[SUSv3]mrand48(GLIBC_2.0)[SUSv3]ttyname_r(GLIBC_2.0)[SUSv3]
endgrent(GLIBC_2.0)[SUSv3]msgctl(GLIBC_2.0)[SUSv3]twalk(GLIBC_2.0)[SUSv3]
endprotoent(GLIBC_2.0)[SUSv3]msgget(GLIBC_2.0)[SUSv3]tzset(GLIBC_2.0)[SUSv3]
endpwent(GLIBC_2.0)[SUSv3]msgrcv(GLIBC_2.0)[SUSv3]ualarm(GLIBC_2.0)[SUSv3]
endservent(GLIBC_2.0)[SUSv3]msgsnd(GLIBC_2.0)[SUSv3]ulimit(GLIBC_2.0)[SUSv3]
endutent(GLIBC_2.0)[SUSv2]msync(GLIBC_2.0)[SUSv3]umask(GLIBC_2.0)[SUSv3]
endutxent(GLIBC_2.1)[SUSv3]munlock(GLIBC_2.1)[SUSv3]uname(GLIBC_2.1)[SUSv3]
erand48(GLIBC_2.0)[SUSv3]munlockall(GLIBC_2.0)[SUSv3]ungetc(GLIBC_2.0)[SUSv3]
err(GLIBC_2.0)[LSB]munmap(GLIBC_2.0)[SUSv3]ungetwc(GLIBC_2.0)[SUSv3]
error(GLIBC_2.0)[LSB]nanosleep(GLIBC_2.0)[SUSv3]unlink(GLIBC_2.0)[LSB]
errx(GLIBC_2.0)[LSB]newlocale[LSB]unlockpt(GLIBC_2.0)[SUSv3]
execl(GLIBC_2.0)[SUSv3]nftw(GLIBC_2.0)[SUSv3]unsetenv[SUSv3]
execle(GLIBC_2.0)[SUSv3]nftw64(GLIBC_2.0)[LFS]uselocale[LSB]
execlp(GLIBC_2.0)[SUSv3]ngettext[LSB]usleep(GLIBC_2.0)[SUSv3]
execv(GLIBC_2.0)[SUSv3]nice(GLIBC_2.0)[SUSv3]utime(GLIBC_2.0)[SUSv3]
execve(GLIBC_2.0)[SUSv3]nl_langinfo(GLIBC_2.0)[SUSv3]utimes(GLIBC_2.0)[SUSv3]
execvp(GLIBC_2.0)[SUSv3]nrand48(GLIBC_2.0)[SUSv3]utmpname[LSB]
exit(GLIBC_2.0)[SUSv3]ntohl(GLIBC_2.0)[SUSv3]vasprintf(GLIBC_2.0)[LSB]
fchdir(GLIBC_2.0)[SUSv3]ntohs(GLIBC_2.0)[SUSv3]vdprintf(GLIBC_2.0)[LSB]
fchmod(GLIBC_2.0)[SUSv3]open(GLIBC_2.0)[SUSv3]verrx(GLIBC_2.0)[LSB]
fchown(GLIBC_2.0)[SUSv3]opendir(GLIBC_2.0)[SUSv3]vfork(GLIBC_2.0)[SUSv3]
fclose(GLIBC_2.1)[SUSv3]openlog(GLIBC_2.1)[SUSv3]vfprintf(GLIBC_2.1)[SUSv3]
fcntl(GLIBC_2.0)[LSB]pathconf(GLIBC_2.0)[SUSv3]vfscanf[LSB]
fcvt(GLIBC_2.0)[SUSv3]pause(GLIBC_2.0)[SUSv3]vfwprintf(GLIBC_2.0)[SUSv3]
fdatasync(GLIBC_2.0)[SUSv3]pclose(GLIBC_2.0)[SUSv3]vfwscanf(GLIBC_2.0)[LSB]
fdopen(GLIBC_2.1)[SUSv3]perror(GLIBC_2.1)[SUSv3]vprintf(GLIBC_2.1)[SUSv3]
feof(GLIBC_2.0)[SUSv3]pipe(GLIBC_2.0)[SUSv3]vscanf[LSB]
ferror(GLIBC_2.0)[SUSv3]pmap_getport(GLIBC_2.0)[LSB]vsnprintf(GLIBC_2.0)[SUSv3]
fflush(GLIBC_2.0)[SUSv3]pmap_set(GLIBC_2.0)[LSB]vsprintf(GLIBC_2.0)[SUSv3]
fflush_unlocked(GLIBC_2.0)[LSB]pmap_unset(GLIBC_2.0)[LSB]vsscanf[LSB]
ffs(GLIBC_2.0)[SUSv3]poll(GLIBC_2.0)[SUSv3]vswprintf(GLIBC_2.0)[SUSv3]
fgetc(GLIBC_2.0)[SUSv3]popen(GLIBC_2.0)[SUSv3]vswscanf(GLIBC_2.0)[LSB]
fgetpos(GLIBC_2.0)[SUSv3]posix_memalign(GLIBC_2.0)[SUSv3]vsyslog[LSB]
fgetpos64(GLIBC_2.1)[LFS]posix_openpt[SUSv3]vwprintf(GLIBC_2.1)[SUSv3]
fgets(GLIBC_2.0)[SUSv3]printf(GLIBC_2.0)[SUSv3]vwscanf(GLIBC_2.0)[LSB]
fgetwc(GLIBC_2.2)[SUSv3]psignal(GLIBC_2.2)[LSB]wait(GLIBC_2.2)[SUSv3]
fgetwc_unlocked(GLIBC_2.2)[LSB]ptsname(GLIBC_2.2)[SUSv3]wait4(GLIBC_2.2)[LSB]
fgetws(GLIBC_2.2)[SUSv3]putc(GLIBC_2.2)[SUSv3]waitpid(GLIBC_2.2)[LSB]
fileno(GLIBC_2.0)[SUSv3]putc_unlocked(GLIBC_2.0)[SUSv3]warn(GLIBC_2.0)[LSB]
flock(GLIBC_2.0)[LSB]putchar(GLIBC_2.0)[SUSv3]warnx(GLIBC_2.0)[LSB]
flockfile(GLIBC_2.0)[SUSv3]putchar_unlocked(GLIBC_2.0)[SUSv3]wcpcpy(GLIBC_2.0)[LSB]
fmtmsg(GLIBC_2.1)[SUSv3]putenv(GLIBC_2.1)[SUSv3]wcpncpy(GLIBC_2.1)[LSB]
fnmatch(GLIBC_2.2.3)[SUSv3]puts(GLIBC_2.2.3)[SUSv3]wcrtomb(GLIBC_2.2.3)[SUSv3]
fopen(GLIBC_2.1)[SUSv3]pututxline(GLIBC_2.1)[SUSv3]wcscasecmp(GLIBC_2.1)[LSB]
fopen64(GLIBC_2.1)[LFS]putw(GLIBC_2.1)[SUSv2]wcscat(GLIBC_2.1)[SUSv3]
fork(GLIBC_2.0)[SUSv3]putwc(GLIBC_2.0)[SUSv3]wcschr(GLIBC_2.0)[SUSv3]
fpathconf(GLIBC_2.0)[SUSv3]putwchar(GLIBC_2.0)[SUSv3]wcscmp(GLIBC_2.0)[SUSv3]
fprintf(GLIBC_2.0)[SUSv3]qsort(GLIBC_2.0)[SUSv3]wcscoll(GLIBC_2.0)[SUSv3]
fputc(GLIBC_2.0)[SUSv3]raise(GLIBC_2.0)[SUSv3]wcscpy(GLIBC_2.0)[SUSv3]
fputs(GLIBC_2.0)[SUSv3]rand(GLIBC_2.0)[SUSv3]wcscspn(GLIBC_2.0)[SUSv3]
fputwc(GLIBC_2.2)[SUSv3]rand_r(GLIBC_2.2)[SUSv3]wcsdup(GLIBC_2.2)[LSB]
fputws(GLIBC_2.2)[SUSv3]random(GLIBC_2.2)[SUSv3]wcsftime(GLIBC_2.2)[SUSv3]
fread(GLIBC_2.0)[SUSv3]read(GLIBC_2.0)[SUSv3]wcslen(GLIBC_2.0)[SUSv3]
free(GLIBC_2.0)[SUSv3]readdir(GLIBC_2.0)[SUSv3]wcsncasecmp(GLIBC_2.0)[LSB]
freeaddrinfo[SUSv3]readdir64()[LFS]wcsncat()[SUSv3]
freelocale[LSB]readdir_r[SUSv3]wcsncmp()[SUSv3]
freopen(GLIBC_2.0)[SUSv3]readlink(GLIBC_2.0)[SUSv3]wcsncpy(GLIBC_2.0)[SUSv3]
freopen64(GLIBC_2.1)[LFS]readv(GLIBC_2.1)[SUSv3]wcsnlen(GLIBC_2.1)[LSB]
fscanf(GLIBC_2.0)[LSB]realloc(GLIBC_2.0)[SUSv3]wcsnrtombs(GLIBC_2.0)[LSB]
fseek(GLIBC_2.0)[SUSv3]realpath(GLIBC_2.0)[SUSv3]wcspbrk(GLIBC_2.0)[SUSv3]
fseeko(GLIBC_2.1)[SUSv3]recv(GLIBC_2.1)[SUSv3]wcsrchr(GLIBC_2.1)[SUSv3]
fseeko64(GLIBC_2.1)[LFS]recvfrom(GLIBC_2.1)[SUSv3]wcsrtombs(GLIBC_2.1)[SUSv3]
fsetpos(GLIBC_2.0)[SUSv3]recvmsg(GLIBC_2.0)[SUSv3]wcsspn(GLIBC_2.0)[SUSv3]
fsetpos64(GLIBC_2.1)[LFS]regcomp(GLIBC_2.1)[SUSv3]wcsstr(GLIBC_2.1)[SUSv3]
fstatvfs(GLIBC_2.1)[SUSv3]regerror(GLIBC_2.1)[SUSv3]wcstod(GLIBC_2.1)[SUSv3]
fstatvfs64(GLIBC_2.1)[LFS]regexec(GLIBC_2.1)[LSB]wcstof(GLIBC_2.1)[SUSv3]
fsync(GLIBC_2.0)[SUSv3]regfree(GLIBC_2.0)[SUSv3]wcstoimax(GLIBC_2.0)[SUSv3]
ftell(GLIBC_2.0)[SUSv3]remove(GLIBC_2.0)[SUSv3]wcstok(GLIBC_2.0)[SUSv3]
ftello(GLIBC_2.1)[SUSv3]remque(GLIBC_2.1)[SUSv3]wcstol(GLIBC_2.1)[SUSv3]
ftello64(GLIBC_2.1)[LFS]rename(GLIBC_2.1)[SUSv3]wcstold(GLIBC_2.1)[SUSv3]
ftime(GLIBC_2.0)[SUSv3]rewind(GLIBC_2.0)[SUSv3]wcstoll(GLIBC_2.0)[SUSv3]
ftok(GLIBC_2.0)[SUSv3]rewinddir(GLIBC_2.0)[SUSv3]wcstombs(GLIBC_2.0)[SUSv3]
ftruncate(GLIBC_2.0)[SUSv3]rindex(GLIBC_2.0)[SUSv3]wcstoq(GLIBC_2.0)[LSB]
ftruncate64(GLIBC_2.1)[LFS]rmdir(GLIBC_2.1)[SUSv3]wcstoul(GLIBC_2.1)[SUSv3]
ftrylockfile(GLIBC_2.0)[SUSv3]sbrk(GLIBC_2.0)[SUSv2]wcstoull(GLIBC_2.0)[SUSv3]
ftw(GLIBC_2.0)[SUSv3]scanf(GLIBC_2.0)[LSB]wcstoumax(GLIBC_2.0)[SUSv3]
ftw64(GLIBC_2.1)[LFS]sched_get_priority_max(GLIBC_2.1)[SUSv3]wcstouq(GLIBC_2.1)[LSB]
funlockfile(GLIBC_2.0)[SUSv3]sched_get_priority_min(GLIBC_2.0)[SUSv3]wcswcs(GLIBC_2.0)[SUSv3]
fwide(GLIBC_2.2)[SUSv3]sched_getparam(GLIBC_2.2)[SUSv3]wcswidth(GLIBC_2.2)[SUSv3]
fwprintf(GLIBC_2.2)[SUSv3]sched_getscheduler(GLIBC_2.2)[SUSv3]wcsxfrm(GLIBC_2.2)[SUSv3]
fwrite(GLIBC_2.0)[SUSv3]sched_rr_get_interval(GLIBC_2.0)[SUSv3]wctob(GLIBC_2.0)[SUSv3]
fwscanf(GLIBC_2.2)[LSB]sched_setparam(GLIBC_2.2)[SUSv3]wctomb(GLIBC_2.2)[SUSv3]
gai_strerror[SUSv3]sched_setscheduler()[SUSv3]wctrans()[SUSv3]
gcvt(GLIBC_2.0)[SUSv3]sched_yield(GLIBC_2.0)[SUSv3]wctype(GLIBC_2.0)[SUSv3]
getaddrinfo[SUSv3]seed48()[SUSv3]wcwidth()[SUSv3]
getc(GLIBC_2.0)[SUSv3]seekdir(GLIBC_2.0)[SUSv3]wmemchr(GLIBC_2.0)[SUSv3]
getc_unlocked(GLIBC_2.0)[SUSv3]select(GLIBC_2.0)[SUSv3]wmemcmp(GLIBC_2.0)[SUSv3]
getchar(GLIBC_2.0)[SUSv3]semctl(GLIBC_2.0)[SUSv3]wmemcpy(GLIBC_2.0)[SUSv3]
getchar_unlocked(GLIBC_2.0)[SUSv3]semget(GLIBC_2.0)[SUSv3]wmemmove(GLIBC_2.0)[SUSv3]
getcontext(GLIBC_2.1)[SUSv3]semop(GLIBC_2.1)[SUSv3]wmemset(GLIBC_2.1)[SUSv3]
getcwd(GLIBC_2.0)[SUSv3]send(GLIBC_2.0)[SUSv3]wordexp(GLIBC_2.0)[SUSv3]
getdate(GLIBC_2.1)[SUSv3]sendmsg(GLIBC_2.1)[SUSv3]wordfree(GLIBC_2.1)[SUSv3]
getegid(GLIBC_2.0)[SUSv3]sendto(GLIBC_2.0)[SUSv3]wprintf(GLIBC_2.0)[SUSv3]
getenv(GLIBC_2.0)[SUSv3]setbuf(GLIBC_2.0)[SUSv3]write(GLIBC_2.0)[SUSv3]
geteuid(GLIBC_2.0)[SUSv3]setbuffer(GLIBC_2.0)[LSB]writev(GLIBC_2.0)[SUSv3]
getgid(GLIBC_2.0)[SUSv3]setcontext(GLIBC_2.0)[SUSv3]wscanf(GLIBC_2.0)[LSB]
getgrent(GLIBC_2.0)[SUSv3]setegid(GLIBC_2.0)[SUSv3]xdr_accepted_reply(GLIBC_2.0)[SVID.3]
getgrgid(GLIBC_2.0)[SUSv3]setenv[SUSv3]xdr_array(GLIBC_2.0)[SVID.3]
getgrgid_r(GLIBC_2.0)[SUSv3]seteuid(GLIBC_2.0)[SUSv3]xdr_bool(GLIBC_2.0)[SVID.3]
getgrnam(GLIBC_2.0)[SUSv3]setgid(GLIBC_2.0)[SUSv3]xdr_bytes(GLIBC_2.0)[SVID.3]
getgrnam_r(GLIBC_2.0)[SUSv3]setgrent(GLIBC_2.0)[SUSv3]xdr_callhdr(GLIBC_2.0)[SVID.3]
getgrouplist[LSB]setgroups()[LSB]xdr_callmsg()[SVID.3]
getgroups(GLIBC_2.0)[SUSv3]sethostname(GLIBC_2.0)[LSB]xdr_char(GLIBC_2.0)[SVID.3]
gethostbyaddr(GLIBC_2.0)[SUSv3]setitimer(GLIBC_2.0)[SUSv3]xdr_double(GLIBC_2.0)[SVID.3]
gethostbyname(GLIBC_2.0)[SUSv3]setlocale(GLIBC_2.0)[SUSv3]xdr_enum(GLIBC_2.0)[SVID.3]
gethostid(GLIBC_2.0)[SUSv3]setlogmask(GLIBC_2.0)[SUSv3]xdr_float(GLIBC_2.0)[SVID.3]
gethostname(GLIBC_2.0)[SUSv3]setpgid(GLIBC_2.0)[SUSv3]xdr_free(GLIBC_2.0)[SVID.3]
getitimer(GLIBC_2.0)[SUSv3]setpgrp(GLIBC_2.0)[SUSv3]xdr_int(GLIBC_2.0)[SVID.3]
getloadavg(GLIBC_2.2)[LSB]setpriority(GLIBC_2.2)[SUSv3]xdr_long(GLIBC_2.2)[SVID.3]
getlogin(GLIBC_2.0)[SUSv3]setprotoent(GLIBC_2.0)[SUSv3]xdr_opaque(GLIBC_2.0)[SVID.3]
getlogin_r[SUSv3]setpwent()[SUSv3]xdr_opaque_auth()[SVID.3]
getnameinfo[SUSv3]setregid()[SUSv3]xdr_pointer()[SVID.3]
getopt(GLIBC_2.0)[LSB]setreuid(GLIBC_2.0)[SUSv3]xdr_reference(GLIBC_2.0)[SVID.3]
getopt_long(GLIBC_2.0)[LSB]setrlimit(GLIBC_2.0)[SUSv3]xdr_rejected_reply(GLIBC_2.0)[SVID.3]
getopt_long_only(GLIBC_2.0)[LSB]setrlimit64[LFS]xdr_replymsg(GLIBC_2.0)[SVID.3]
getpagesize(GLIBC_2.0)[SUSv2]setservent(GLIBC_2.0)[SUSv3]xdr_short(GLIBC_2.0)[SVID.3]
getpeername(GLIBC_2.0)[SUSv3]setsid(GLIBC_2.0)[SUSv3]xdr_string(GLIBC_2.0)[SVID.3]
getpgid(GLIBC_2.0)[SUSv3]setsockopt(GLIBC_2.0)[LSB]xdr_u_char(GLIBC_2.0)[SVID.3]
getpgrp(GLIBC_2.0)[SUSv3]setstate(GLIBC_2.0)[SUSv3]xdr_u_int(GLIBC_2.0)[LSB]
getpid(GLIBC_2.0)[SUSv3]setuid(GLIBC_2.0)[SUSv3]xdr_u_long(GLIBC_2.0)[SVID.3]
getppid(GLIBC_2.0)[SUSv3]setutent(GLIBC_2.0)[LSB]xdr_u_short(GLIBC_2.0)[SVID.3]
getpriority(GLIBC_2.0)[SUSv3]setutxent(GLIBC_2.0)[SUSv3]xdr_union(GLIBC_2.0)[SVID.3]
getprotobyname(GLIBC_2.0)[SUSv3]setvbuf(GLIBC_2.0)[SUSv3]xdr_vector(GLIBC_2.0)[SVID.3]
getprotobynumber(GLIBC_2.0)[SUSv3]shmat(GLIBC_2.0)[SUSv3]xdr_void(GLIBC_2.0)[SVID.3]
getprotoent(GLIBC_2.0)[SUSv3]shmctl(GLIBC_2.0)[SUSv3]xdr_wrapstring(GLIBC_2.0)[SVID.3]
getpwent(GLIBC_2.0)[SUSv3]shmdt(GLIBC_2.0)[SUSv3]xdrmem_create(GLIBC_2.0)[SVID.3]
getpwnam(GLIBC_2.0)[SUSv3]shmget(GLIBC_2.0)[SUSv3]xdrrec_create(GLIBC_2.0)[SVID.3]
getpwnam_r(GLIBC_2.0)[SUSv3]shutdown(GLIBC_2.0)[SUSv3]xdrrec_eof(GLIBC_2.0)[SVID.3]
getpwuid(GLIBC_2.0)[SUSv3]sigaction(GLIBC_2.0)[SUSv3] 

Table A-2. libc Data Interfaces

__daylight__timezone_sys_errlist
__environ__tzname 
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Rationale libcrypt