Section A.3. Basic Library Functions

A.3. Basic Library Functions

Table A-3 shows Solaris basic library functions and their equivalents on Linux as implemented through the GNU libc distribution.

Table A-3. Basic Library Function Comparison

Solaris Functions	Linux Equivalent	Description[1],[2]
a64l	a64l	Convert between long integer and base-64 ASCII string.
abort	abort	Terminate the process abnormally.
abs	abs	Return absolute value of integer.
addsev	None	Define additional severities.
addseverity	addseverity	Build a list of severity levels for an application for use with fmtmsg.
alloca	alloca	Memory allocator.
alphasort	alphasort	Scan a directory.
ascftime	None	Convert date and time to string.
asctime	asctime	Convert date and time to string.
asctime_r	asctime_r	Convert date and time to string.
assert	assert	Verify program assertion.
atexit	atexit	Register a function to run at process termination or object unloading.
atof, atoi, atol, atoll	atof, atoi, atol, atoll	String conversion routines
atomic_add_16, atomic_add_16_nv, atomic_add_32, atomic_add_32_nv, atomic_add_64, atomic_add_64_nv, atomic_add_long, atomic_add_long_nv, atomic_and_32, atomic_and_uint, atomic_ops, atomic_or_32, atomic_or_unit	None	Atomic operations.
attropen	None	Open a file.
basename	basename	Return the last element of a path name.
bcmp	bcmp	Memory operations.
bcopy	bcopy	Memory operations.
bindtextdomain	bindtextdomain	Message handling functions.
bind_textdomain_codeset	bind_textdomain_codeset	Message handling functions.
bsdmalloc	None	Memory allocator.
bsd_signal	bsd_signal	Simplified signal facilities.
bsearch	bsearch	Binary search a sorted table.
bstring	bstring	Memory operations.
btowc	btowc	Single-byte to wide-character conversion.
bzero	bzero	Memory operations.
calloc	calloc	Memory allocator.
catclose	catclose	Close a message catalogue.
catgets	catgets	Read a program message.
catopen	catopen	Open a message catalogue.
cfgetispeed	cfgetispeed	Get input and output baud rate.
cfgetospeed	cfgetospeed	Get input and output baud rate.
cfree	cfree	Debugging memory allocator.
cfsetispeed	cfsetispeed	Set input and output baud rate.
cfsetospeed	cfsetospeed	Set input and output baud rate.
cftime	None	Convert date and time to string.
cleanerr	None	Stream status inquiries.
clock	clock	Report CPU time used.
closedir	closedir	Close a directory stream.
closefrom	None	Close or iterate over open file descriptors.
closelog	closelog	Control system log.
cond_broadcast	pthread_cond_broadcast	Condition variables (Solaris thread APIs).
cond_destroy, cond_init, cond_signal, cond_timedwait, cond_wait	pthread_cond_destroy, pthread_cond_init, pthread_cond_signal, pthread_cond_wait, pthread_cond_timedwait	Condition variables.
cond_reltimedwait	None	Blocks on the conditional variable until the specified relative time passes.
confstr	confstr	Get configurable variables.
crypt	crypt	String encoding function.
crypt_genhash_impl, crypt_gensalt, crypt_gensalt_impl	None	Encrypted password functions.
cset, csetcol, csetlen, csetno	None	Get information on EUC codeset functions.
ctermid	ctermid	Generate path name for controlling terminal.
ctermid_r	None	Generate path name for controlling terminal.
ctime	ctime	Convert date and time to string.
ctype	None	Character handling.
cuserid	cuserid	Get character login name of the user.
dbm	dbm	Database subroutines.
dbm_clearerr	dbm_clearerr	Database functions.
dbm_close	dbm_close	Database functions.
dbmclose	dbmclose	Database subroutines.
dbm_delete	dbm_delete	Database functions.
dbm_error	dbm_error	Database functions.
dbm_fetch	dbm_fetch	Database functions.
dbm_firstkey	dbm_firstkey	Database functions.
dbminit	dbminit	Database subroutines.
dbm_nextkey	dbm_nextkey	Database functions.
dbm_open	dbm_open	Database functions.
dbm_store	dbm_store	Database functions.
dcgettext	dcgettext	Message handling functions.
dcngettext	dcngettext	Message handling functions.
decimal_to_double, decimal_to_extended, decimal_to_floating, decimal_to_quadruple, decimal_to_single	None	Convert decimal record functions.
delete	delete	Database subroutines.
dgettext	dgettext	Message handling functions.
difftime	difftime	Computes the difference between two calendar times.
directio	None	Provide advice to file system.
dirname	dirname	Report the parent directory name of a file path name.
div	div	Compute the quotient and remainder.
dladdr	dladdr	Translate address to symbolic information.
dladdr1	dladdr1	Translate address to symbolic information.
dlclose	dlclose	Close a shared object.
dldump	None	Create a new file from a dynamic object component of the calling process.
dlerror	dlerror	Get diagnostic information.
dlinfo	dlinfo	Dynamic load information.
dlmopen	dlmopen	Gain access to an executable object file.
dlopen	dlopen	Gain access to an executable object file.
dlsym	dlsym	Get the address of a symbol in a shared object or executable.
dngettext	dngettext	Message handling functions.
double_to_decimal	None	Convert floating-point value to decimal record.
drand48	drand48	Generate uniformly distributed pseudorandom numbers.
dup2	dup2	Duplicate an open file descriptor.
econvert	None	Output conversion.
ecvt	ecvt	Convert floating-point number to string.
_edata, edata	None	Last locations in program.
encrypt	encrypt	Encoding function.
_end, end	None	Last locations in program.
endgrent	endgrent	Group database entry functions.
endnetgrent	endnetgrent	Get network group entry.
endpwent	endpwent	Get password entry.
endspent	endspent	Get password entry.
endusershell	endusershell	Get legal user shells.
endutent	endutent	User accounting database functions.
endutxent	endutxend	User accounting database functions.
erand48	erand48	Generate uniformly distributed pseudorandom numbers.
errno	errno	Print system error messages.
_etext, etext	None	Last locations in program.
euccol	euccol	Get byte length and display width of EUC characters.
euclen	euclen	Get byte length and display width of EUC characters.
eucscol	eucscol	Get byte length and display width of EUC characters.
exit	exit	Terminate process.
_exithandle	None	Terminate process.
extended_to_decimal	None	Convert floating-point value to decimal record.
fattach	fattach	Attach a STREAMS- or doors-based file descriptor to an object in the file system namespace.
__fbufsize	__fbufsize	Interfaces to stdio FILE structure.
fclose	fclose	Close a stream.
fconvert	None	Output conversion.
fcvt	fcvt	Convert floating-point number to string.
FD_CLR	FD_CLR	Synchronous I/O multiplexing.
fdetach	fdetach	Detach a name from a STREAMS-based file descriptor.
FD_ISSET	FD_ISSET	Synchronous I/O multiplexing.
fdwalk	None	Close or iterate over open file descriptors.
FD_ZERO	FD_ZERO	Synchronous I/O multiplexing.
feof	feof	Stream status inquiries.
ferror	ferror	Stream status inquiries.
fetch	fetch	Data base subroutines.
fflush	fflush	Flush a stream.
ffs	ffs	Find first set bit.
fgetc	fgetc, fgets	Input of characters and strings.
fgetgrent, fgetgrent_r	fgetgrent, fgetgrent_r	Group database entry functions.
fgetpos	fgetpos, fseek, fsetpos, ftell	Reposition a stream.
fgetpwent, fgetpwent_r	fgetpwent	Get password entry.
fgets	fgets	Get a string from a stream.
fgetspent, fgetspent_r	fgetspent, fgetspent_r	Get password entry.
fgetwc	fgetwc	Get a wide-character code from a stream.
fgetws	fgetws	Get a wide-character string from a stream.
fileno	fileno	Stream status inquiries.
file_to_decimal	None	Parse characters into decimal record.
finite	finite	Determine type of floating-point number.
firstkey	firstkey	Database subroutines.
__flbf	__flbf	Interfaces to stdio FILE structure.
floating_to_decimal	floating_to_decimal	Convert floating-point value to decimal record.
flock	flock	Apply or remove an advisory lock on an open file.
flockfile	flockfile	Acquire and release stream lock.
_flushlbf	_flushlbf	Interfaces to stdio FILE structure.
fmtmsg	fmtmsg	Display a message on stderr or system console.
fnmatch	fnmatch	Match filename or path name.
fopen	fopen	Open a stream.
fpclass	fpclass	Determine type of floating-point number.
__fpending	__fpending	Interfaces to stdio FILE structure.
fpgetmask, fpgetround, fpgetsticky	None	IEEE floating-point environment control.
fprintf	fprintf	Print formatted output.
fpsetmask, fpsetround, fpsetsticky	None	IEEE floating-point environment control.
__fpurge	__fpurge	Interfaces to stdio FILE structure.
fputc	fputc	Put a byte on a stream.
fputs	fputs	Put a string on a stream.
fputwc	fputwc	Put wide-character code on a stream.
fputws	fputws	Put wide-character string on a stream.
fread	fread	Binary input.
__freadable	__freadable	Interfaces to stdio FILE structure.
__freading	__freading	Interfaces to stdio FILE structure.
free	free	Memory allocator.
freopen	freopen	Open a stream.
fscanf	fscanf	Convert formatted input.
fseek	fseek	Reposition a file-position indicator in a stream.
fseeko	fseeko	Reposition a file-position indicator in a stream.
__fsetlocking	__fsetlocking	Interfaces to stdio FILE structure.
fsetpos	fsetpos	Reposition a file pointer in a stream.
fsync	fsync	Synchronize changes to a file.
ftell	ftell	Return a file offset in a stream.
ftello	ftello	Return a file offset in a stream.
ftime	ftime	Get date and time.
ftok	ftok	Generate an IPC key.
ftruncate	ftruncate	Set a file to a specified length.
ftrylockfile	ftrylockfile	Acquire and release stream lock.
ftw	ftw	Walk a file tree.
func_to_decimal	None	Parse characters into decimal record.
funlockfile	funlockfile	Release stream lock.
fwide	fwide	Set stream orientation.
fwprintf	fwprintf	Print formatted wide-character output.
__fwritable	__fwritable	Interfaces to stdio FILE structure.
fwrite	fwrite	Binary output.
__fwriting	__fwriting	Interfaces to stdio FILE structure.
fwscanf	fwscanf	Convert formatted wide-character input.
gconvert	None	Output conversion.
gcvt	gcvt	Convert floating-point number to string.
getc	getc	Get a byte from a stream.
getchar	getchar	Get a byte from a stream.
getc_unlocked	getc_unlocked	Get a byte from a stream.
getcwd	getcwd	Get pathname of current working directory.
getdate	getdate	Convert user format date and time.
getdtablesize	getdtablesize	Get the file descriptor table size.
getenv	getenv	Return value for environment name.
getexecname	None	Return path name of executable.
getextmntent	None	Get mounted device information.
getgrent, getgrent_r	getgrent, getgrent_r	Group database entry functions.
getgrgid, getgrgid_r	getgrgid, getgrgid_r	Group database entry functions.
getgrnam, getgrnam_r	getgrnam, getgrnam_r	Group database entry functions.
gethomelgroup	None	Obtain info on scheduling decisions.
gethostid	gethostid	Get an identifier for the current host.
gethostname	gethostname	Get name of current host.
gethrtime, gethrvtime	clock_getres, clock_gettime, clock_settime	Get high-resolution time.[3]
getloadavg	getloadavg	Get system load averages.
getlogin, getlogin_r	getlogin, getlogin_r	Get login name.
getmntany	None	Get mounted device info.
getmntent	getmntent	Get mounted device info.
getnetgrent, getnetgrent_r	getnetgrent, getnetgrent_r	Get network group entry.
getopt	getopt	Command option parsing.
getopt_clip	None	Parse long command option.
getopt_long	getopt_long	Parse long command option.
getopt_long_only	getopt_long_only	Parse long command option.
getpagesize	getpagesize	Get system page size.
getpagesizes	None	Get system supported page size.
getpass	getpass	Read a string of characters without echo.
getpassphrase	None	Read a string of characters without echo.
getpeerucred	None	Get connected socket/ STREAM peer's credentials.
getpriority	getpriority	Get process scheduling priority.
getpw	getpw	Get password entry from UID.
getpwent, getpwent_r	getpwent, getpwent_r	Get password entry.
getpwnam, getpwnam_r	getpwnam, getpwnam_r	Get password entry.
getpwuid, getpwuid_r	getpwuid, getpwuid_r	Get password entry.
getrusage	geTRusage	Get info about resource utilization.
gets	gets	Get a string from a stream.
getspent, getspent_r	getspent, getspent_r	Get password entry.
getspnam, getspnam_r	getspnam, getspnam_r	Get password entry.
getsubopt	getsubopt	Parse suboptions from a string.
gettext	gettext	Message handling functions.
gettimeofday	gettimeofday	Get the date and time.
gettxt	None	Retrieve a text string.
getusershell	getusershell	Get legal user shells.
getutent	getutent	User accounting database functions.
getuid	getuid	User accounting database functions.
getutline	getutline	User accounting database functions.
getutmp	getutmp	User accounting database functions.
getutmpx	getutmpx	User accounting database functions.
getutxent	getutxent	User accounting database functions.
getutxid	getutxid	User accounting database functions.
getutxline	getutxline	User accounting database functions.
getvfsany, getvfsent, getvfsfile, getvfsspec	None	Get vfstab file entry functions.
getw	getw	Get a byte from a stream.
getwc	getwc	Get a wide character from a stream.
getwchar	getwchar	Get a wide character from a stdin stream.
getwd	getwd	Get current working directory path name.
getwidth	None	Get codeset information.
getws	None	Get a wide-character string from a stream.
getzoneid	None	Map between zone ID and name.
getzoneidbyname, getzonenamebyid	None	Map between zone ID and name.
glob	glob	Generate path names matching a pattern.
globfree	globfree	Generate path names matching a pattern.
gmtime, gmtime_r	gmtime, gmtime_r	Convert date and time to string.
grantpt	grantpt	Grant access to the slave pseudo-terminal device.
gsignal	gsignal	Software signals.
hasmntopt	hasmntopt	Get mounted device information.
hcreate	hcreate	Manage hash search tables.
hdestroy	hdestroy	Manage hash search tables.
hsearch	hsearch	Manage hash search tables.
iconv	iconv	Code conversion function.
iconv_close	iconv_close	Code conversion deallocation function.
iconv_open	iconv_open	Code conversion allocation function.
imaxabs	imaxabs	Return absolute value.
imaxdiv	imaxdiv	Return quotient and remainder.
index	index	String operations.
initgroups	initgroups	Initialize the supplementary group access list.
initstate	initstate	Pseudorandom number functions.
innetgr	innetgr	Get network group entry.
insque	insque	Insert/remove element from a queue.
isaexec	None	Invoke ISA-specific executable.
isalnum	isalnum	Character handling.
isalpha	isalpha	Character handling.
isascii	isascii	Character handling.
isastream	isastream	Character handling.
isatty	isatty	Character handling.
isblank	isblank	Character handling.
iscntrl	iscntrl	Character handling.
isdigit	isdigit	Character handling.
isenglish	None	Wide-character code classification functions.
isgraph	isgraph	Character handling.
isideogram	None	Wide-character code classification functions.
islower	islower	Character handling.
isnand	None	Determine type of floating-point number.
isnanf	isnanf	Determine type of floating-point number.
isnumber	None	Wide-character code classification functions.
isphonogram	None	Wide-character code classification functions.
isprint	isprint	Character handling.
ispunct	ispunct	Character handling.
isspace	isspace	Character handling.
isspecial	None	Wide-character code classification functions.
isupper	isupper	Character handling.
iswalnum	iswalnum	Wide-character code classification functions.
iswalpha	iswalpha	Wide-character code classification functions.
iswascii	None	Wide-character code classification functions.
iswblank	iswblank	Wide-character code classification functions.
iswcntrl	iswcntrl	Wide-character code classification functions.
iswctype	iswctype	Test character for specified class.
iswdigit	iswdigit	Wide-character code classification functions.
iswgraph	iswgraph	Wide-character code classification functions.
iswlower	iswlower	Wide-character code classification functions.
iswprint	iswprint	Wide-character code classification functions.
iswpunct	iswpunct	Wide-character code classification functions.
iswspace	iswspace	Wide-character code classification functions.
iswupper	iswupper	Wide-character code classification functions.
iswxdigit	iswxdigit	Wide-character code classification functions.
isxdigit	isxdigit	Character handling.
jrand48	jrand48	Generate uniformly distributed pseudorandom numbers.
killpg	killpg	Send signal to a process group.
l64a	l64a	Convert between long integer and base-64 ASCII string.
labs	labs	Return absolute value of integer.
lckpwdf	lckpwdf	Manipulate shadow password database lock file.
lcong48	lcong48	Generate uniformly distributed pseudorandom numbers.
ldiv	ldiv	Compute the quotient and remainder.
lfind	lfind	Linear search and update.
lfmt	None	Display error message in standard format and pass to logging and monitoring services.
llabs	llabs	Return absolute value of integer.
lldiv	lldiv	Compute the quotient and remainder.
lltostr	None	String conversion routines.
localeconv	localeconv	Get numeric formatting information.
localtime	localtime	Convert date and time to string.
localtime_r	localtime_r	Convert date and time to string.
lockf	lockf	Record locking on files.
_longjmp	_longjmp	Nonlocal goto.
longjmp	longjmp	Nonlocal goto.
lrand48	lrand48	Generate uniformly distributed pseudorandom numbers.
lsearch	lsearch	Linear search and update.
madvise	madvise	Provide advice to VM system.
major	major	Manage a device number.
makecontext	makecontext	Manipulate user contexts.
makedev	makedev	Manage a device number.
mallinfo	None	Memory allocator.
malloc	malloc	Memory allocator.
mallocctl	None	MT hot memory allocator.
mallopt	mallopt	Memory allocator.
mapmalloc	None	Memory allocator.
mblen	mblen	Get number of bytes in a character.
mbrlen	mbrlen	Get number of bytes in a character (restartable).
mbrtowc	mbrtowc	Convert a character to a wide-character code (restartable).
mbsinit	mbsinit	Determine conversion object status.
mbsrtowcs	mbsrtowcs	Convert a character string to a wide-character string (restartable).
mbstowcs	mbstowcs	Convert a character string to a wide-character string.
mbtowc	mbtowc	Convert a character to a wide-character code.
mctl	None	Memory management control.
memalign	memalign	Memory allocator.
memccpy	memccpy	Memory operations.
memchr	memchr	Memory operations.
memcmp	memcmp	Memory operations.
memcpy	memcpy	Memory operations.
memmove	memmove	Memory operations.
memset	memset	Memory operations.
minor	minor	Manage a device number.
mkfifo	mkfifo	Make a FIFO special file.
mkstemp	mkstemp	Make a unique filename from a template and open the file.
mktemp	mktemp	Make a unique filename from a template.
mktime	mktime	Convert a tm structure to a calendar time.
mlock	mlock	Lock or unlock pages in memory.
mlockall	mlockall	Lock or unlock address space.
monitor	None	Prepare process execution profile.
mrand48	mrand48	Generate uniformly distributed pseudorandom numbers.
msync	msync	Synchronize memory with physical storage.
mtmalloc	None	MT hot memory allocator.
munlock	munlock	Lock or unlock pages in memory.
munlockall	munlockall	Lock or unlock address space.
nextkey	nextkey	Database subroutines.
nftw	nftw	Walk a file tree.
ngettext	ngettext	Message handling functions.
nice	nice	Change priority of a process.
nlist	None	Get entries from symbol table.
nl_langinfo	nl_langinfo	Language information.
nrand48	nrand48	Generate uniformly distributed pseudorandom numbers.
offsetof	offsetof	Offset of structure member.
opendir	opendir	Open directory.
openlog	openlog	Control system log.
pclose	pclose	Initiate a pipe to or from a process.
perror	perror	Print system error messages.
pfmt	None	Display error message in standard format.
plock	None	Lock or unlock into memory process, text, or data.
popen	popen	Initiate a pipe to or from a process.
port_alert, port_associate, port_create, port_dissociate, port_get, port_getn, port_send, port_sendn,	None	Port event functions.
posix_openpt	posix_openpt	Open a pseudo terminal device.
posix_spawn	posix_spawn	Spawn a process.
posix_spawnattr_destroy	posix_spawnattr_destroy	Destroy and initialize spawn attributes object.
posix_spawnattr_getflags	posix_spawnattr_getflags	Get and set spawn-flags attribute of spawn attributes object.
posix_spawnattr_getpgroup	posix_spawnattr_getpgroup	Get and set spawn-pgroup attribute of spawn attributes object.
posix_spawnattr_getschedparam	posix_spawnattr_getschedparam	Get and set spawn-schedparam attribute of spawn attributes object.
posix_spawnattr_getschedpolicy	posix_spawnattr_getschedpolicy	Get and set spawn-schedpolicy attribute of spawn attributes object.
posix_spawnattr_getsigdefault	posix_spawnattr_getsigdefault	Get and set spawn-sigdefault attribute of spawn attributes object.
posix_spawnattr_getsigmask	posix_spawnattr_getsigmask	Get and set spawn-sigmask attribute of spawn attributes object.
posix_spawnattr_init	posix_spawnattr_init	Destroy and initialize spawn attributes object.
posix_spawnattr_setflags	posix_spawnattr_setflags	Get and set spawn-flags attribute of spawn attributes object.
posix_spawnattr_setpgroup	posix_spawnattr_setpgroup	Get and set spawn-pgroup attribute of spawn attributes object.
posix_spawnattr_setschedparam	posix_spawnattr_setschedparam	Get and set spawn-schedparam attribute of spawn attributes object.
posix_spawnattr_setschedpolicy	posix_spawnattr_setschedpolicy	Get and set spawn-schedpolicy attribute of spawn attributes object.
posix_spawnattr_setsigfault	posix_spawnattr_setsigfault	Get and set spawn-sigdefault attribute of spawn attributes object.
posix_spawnattr_setsigmask	posix_spawnattr_setsigmask	Get and set spawn-sigmask attribute of spawn attributes object.
posix_spawn_file_actions_addclose	posix_spawn_file_actions_addclose	Add close or open action to spawn file actions object.
posix_spawn_file_actions_adddup2	posix_spawn_file_actions_adddup2	Add dup2 action to spawn file actions object.
posix_spawn_file_actions_addopen	posix_spawn_file_actions_addopen	Add close or open action to spawn file actions object.
posix_spawn_file_actions_destroy	posix_spawn_file_actions_destroy	Destroy and initialize spawn file actions object.
posix_spawn_file_actions_init	posix_spawn_file_actions_init	Destroy and initialize spawn file actions object.
posix_spawnp	posix_spawnp	Spawn a process.
printf	printf	Print formatted output.
printstack	None	Walk stack pointed to by ucontext. There is no exact match, but Linux has a command pstack (http://linuxcommand.org/man_pages/pstack1.html) and catchsegv (http://nixdoc.net/man-pages/linux/man1/catchsegv.1.html).
priv_addset, priv_allocset, priv_copyset, priv_delset, priv_emptyset, priv_fillset, priv_freeset, priv_getbyname, priv_getsetbyname, priv_getsetbynum, priv_gettext, priv_ineffect, priv_intersect, priv_inverse, priv_isemptyset, priv_isequalset, priv_isfullset, priv_ismember, priv_issubset, priv_set, priv_set_to_str, priv_str_to_set, priv_union	None	Privilege set manipulation functions.
pselect	pselect	Synchronous I/O multiplexing.
pset_getloadavg	None	Get system load averages for a processor set.
psiginfo	None	System signal messages.
psignal	psignal	System signal messages.
ptrace	ptrace	Allows a parent process to control the execution of a child process.
ptsname	ptsname	Get name of the slave pseudo-terminal device.
putc	putc	Put a byte on a stream.
putchar	putchar	Put a byte on a stream.
putchar_unlocked	putchar_unlocked	Put a byte on a stream.
putc_unlocked	putc_unlocked	Put a byte on a stream.
putenv	putenv	Change or add value to environment.
putmntent	None	Get mounted device information.
puts	puts	Put a string on a stream.
putspent	putspent	Write shadow password file entry.
pututline	pututline	User accounting database functions.
pututxline	pututxline	User accounting database functions.
putw	putw	Put a byte on a stream.
putwc	putwc	Put wide-character code on a stream.
putwchar	putwchar	Put wide-character code on a stream.
putws	None	Convert a string of Process Code characters to EUC characters.
qeconvert, qfconvert, qgconvert	None	Output conversion functions.
qsort	qsort	Quick sort.
quadruple_to_decimal	None	Convert floating-point value to decimal record.
raise	raise	Send signal to program.
rand	rand	Simple random-number generator.
random	random	Pseudorandom number functions.
rand_r	rand_r	Simple random-number generator.
rctlblk_get_enforced_value, rctlblk_get_firing_time, rctlblk_get_global_action, rctlblk_get_global_flags, rctlblk_get_local_action, rctlblk_get_local_flags, rctlblk_get_privilege, rctlblk_get_recipient_pid, rctlblk_get_value, rctlblk_set_local_action, rctlblk_set_local_flags, rctlblk_set_privilege, rctlblk_set_recipient_pid, rctlblk_set_value, rctlblk_size	None	Manipulate resource control block functions.
rctl_walk	None	Visit registered rctls on current system.
readdir	readdir	Read directory.
readdir	readdir	Read a directory entry.
readdir_r	readdir_r	Read directory.
realloc	realloc	Memory allocator.
realpath	realpath	Resolve path name.
reboot	reboot	Reboot system or halt processor.
re_comp	re_comp	Compile and execute regular expressions.
re_exec	re_exec	Compile and execute regular expressions.
regcmp	None	Compile and execute regular expression. On Linux, use regcomp() instead.
regcomp	regcomp	Regular expression matching.
regerror	regerror	Regular expression matching.
regex	regex	Compile and execute regular expression.
regexec	regexec	Regular expression matching.
regfree	regfree	Regular expression matching.
remove	remove	Remove file.
remque	remque	Insert/remove element from a queue.
resetmnttab	None	Get mounted device information.
rewind	rewind	Reset file position indicator in a stream.
rewinddir	rewinddir	Reset position of directory stream to the beginning of a directory.
rindex	rindex	String operations.
scandir	scandir	Scan a directory.
scanf	scanf	Convert formatted input.
schedctl_exit, schedctl_init, schedctl_lookup, schedctl_start, schedctl_stop	None	Preemption control functions.
seconvert	None	Output conversion.
seed48	seed48	Generate uniformly distributed pseudorandom numbers.
seekdir	seekdir	Set position of directory stream.
select	select	Synchronous I/O multiplexing.
setbuf	setbuf	Assign buffering to a stream.
setbuffer	setbuffer	Assign buffering to a stream.
setcat	None	Define default catalogue.
setenv	setenv	Add or change environment variable.
setgrent	setgrent	Group database entry functions.
sethostname	sethostname	Get or set name of current host.
_setjmp	_setjmp	Nonlocal goto.
setjmp	setjmp	Nonlocal goto.
setkey	setkey	Set encoding key.
setlabel	None	Define the label for pfmt() and lfmt().
setlinebuf	setlinebuf	Assign buffering to a stream.
setlocale	setlocale	Modify and query a program's locale.
setlogmask	setlogmask	Control system log.
setnetgrent	setnetgrent	Get network group entry.
setpriority	setpriority	Get or set process scheduling priority.
setpwent	setpwent	Get password entry.
setspent	setspent	Get password entry.
setstate	setstate	Pseudorandom number functions.
settimeofday	settimeofday	Get or set the date and time.
setusershell	setusershell	Get legal user shells.
setutent	setutent	User accounting database functions.
setutxent	setutxent	User accounting database functions.
setvbuf	setvbuf	Assign buffering to a stream.
sfconvert, sgconvert	None	Output conversion functions.
sig2str	None	Translation between signal name and signal number.
sigaddset	sigaddset	Manipulate sets of signals.
sigblock	sigblock	Block signals.
sigdelset	sigdelset	Manipulate sets of signals.
sigemptyset	sigemptyset	Manipulate sets of signals
sigfillset	sigfillset	Manipulate sets of signals
sigfpe	None	Signal handling for specific SIGFPE codes.
sighold	sighold	Simplified signal management for application processes.
sigignore	sigignore	Simplified signal management for application processes.
siginterrupt	siginterrupt	Allow signals to interrupt functions.
sigismember	sigismember	Manipulate sets of signals.
siglongjmp	siglongjmp	Nonlocal goto.
sigmask	sigmask	Block signals.
signal	signal	Simplified signal management for application processes.
signal	signal	Simplified software signal facilities.
sigpause	sigpause	Simplified signal management for application processes.
sigpause	sigpause	Block signals.
sigrelse	sigrelse	Simplified signal management for application processes.
sigset	sigset	Simplified signal management for application processes.
sigsetjmp	sigsetjmp	Nonlocal goto.
sigsetmask	sigsetmask	Block signals.
sigsetops	None	Manipulate sets of signals.
sigstack	sigstack	Set and/or get alternate signal stack context.
sigstack	sigstack	Set and/or get signal stack context.
sigvec	sigvec	Software signal facilities.
single_to_decimal	None	Convert floating-point value to decimal record.
sleep	sleep	Suspend execution for an interval of time.
sleep	sleep	Suspend execution for interval.
snprintf	snprintf	Print formatted output.
sprintf	sprintf	Print formatted output.
sprintf	sprintf	Formatted output conversion.
srand	srand	Simple random-number generator.
srand48	srand48	Generate uniformly distributed pseudorandom numbers.
srandom	srandom	Pseudorandom number functions.
sscanf	sscanf	Convert formatted input.
ssignal	ssignal	Software signals.
stack_getbounds, _stack_grow, stack_inbounds, stack_setbounds, stack_violation	None	Stack manipulation and operation functions.
stdio	stdio	Standard buffered input/output package.
store	store	Database subroutines.
str2sig	None	Translation between signal name and signal number.
strcasecmp, strcat, strchr, strcmp, strcoll, strcpy, strcspn, strdup, strerror, strerror_r	strcasecmp, strcat, strchr, strcmp, strcoll, strcpy, strcspn, strdup, strerror, strerror_r	String operations.
strfmon	strfmon	Convert monetary value to string.
strftime	strftime	Convert date and time to string.
string	string	String operations.
string_to_decimal	None	Parse characters into decimal record.
strlcat, strlcpy, strlen, strncasecmp, strncat, strncmp, strncpy, strpbrk	strlcat, strlcpy, strlen, strncasecmp, strncat, strncmp, strncpy, strpbrk	String operations.
strptime	strptime	Date and time conversion.
strrchr	strrchr	String operations.
strsignal	strsignal	Get name of signal.
strspn	strspn	String operations.
strstr	strstr	String operations.
strtod	strtod	Convert string to floating-point number.
strtof	strtof	Convert string to floating-point number.
strtoimax	strtoimax	Convert string to integer type.
strtok	strtok	String operations.
strtok_r	strtok_r	String operations.
strtol	strtol	String conversion routines.
strtold	strtold	Convert string to floating-point number.
strtoll	strtoll	String conversion routines.
strtoul	strtoul	Convert string to unsigned long.
strtoull	strtoull	Convert string to unsigned long.
strtoumax	strtoumax	Convert string to integer type.
strtows	None	Code conversion for Process Code and File Code.
strxfrm	strxfrm	String transformation.
swab	swab	Swap bytes.
swapcontext	swapcontext	Manipulate user contexts.
swprintf	swprintf	Print formatted wide-character output.
swscanf	swscanf	Convert formatted wide-character input.
sync_instruction_memory	None	Make modified instructions executable.
syscall	syscall	Indirect system call.
sysconf	sysconf	Get configurable system variables.
syslog	syslog	Control system log.
sys_siglist	None	System signal messages.
system	system	Issue a shell command.
tcdrain	tcdrain	Wait for transmission of output.
tcflow	tcflow	Suspend or restart the transmission or reception of data.
tcflush	tcflush	Flush nontransmitted output data, nonread input data, or both.
tcgetattr	tcgetattr	Get the parameters associated with the terminal.
tcgetpgrp	tcgetpgrp	Get foreground process group ID.
tcgetsid	tcgetsid	Get process group ID for session leader for controlling terminal.
tcsendbreak	tcsendbreak	Send a "break" for a specific duration.
tcsetattr	tcsetattr	Set the parameters associated with the terminal.
tcsetpgrp	tcsetpgrp	Set foreground process group ID.
tdelete	TDelete	Manage binary search trees.
td_event_addset, td_event_delset, td_event_emptyset, td_event_fillset, td_eventisempty, td_eventismember, td_init, td_log	td_event_addset, td_event_delset, td_event_emptyset, td_event_fillset, td_eventisempty, td_eventismember, td_init, td_log	Thread events in libc_db functions.
td_sync_get_info, td_sync_get_stats, td_sync_setstate, td_sync_waiters	None	Operations on a synchronization object in libc_db.
td_ta_clear_event(3C_DB)	td_ta_clear_event	Thread events in libc_db.
td_ta_delete(3C_DB)	td_ta_delete	Allocate and de-allocate process handles for libc_db.
td_ta_enable_stats(3C_DB)	td_ta_enable_stats	Collect target process statistics for libc_db.
td_ta_event_addr(3C_DB)	td_ta_event_addr	Thread events in libc_db.
td_ta_event_getmsg(3C_DB)	td_ta_event_getmsg	Thread events in libc_db.
td_ta_get_nthreads(3C_DB)	td_ta_get_nthreads	Get the total number of threads in a process for libc_db.
td_ta_get_ph(3C_DB)	td_ta_get_ph	Allocate and de-allocate process handles for libc_db.
td_ta_get_stats(3C_DB)	td_ta_get_stats	Collect target process statistics for libc_db.
td_ta_map_addr2sync(3C_DB)	None	Get a synchronization object handle from a synchronization object's address.
td_ta_map_id2thr(3C_DB)	td_ta_map_id2thr	Convert a thread ID or LWP ID to a thread handle.
TD_ta_map_lwp2thr(3C_DB)	td_ta_map_lwp2thr	Convert a thread ID or LWP ID to a thread handle.
td_ta_new(3C_DB)	TD_ta_new	Allocate and de-allocate process handles for libc_db.
TD_ta_reset_stats(3C_DB)	td_ta_reset_stats	Collect target process statistics for libc_db.
td_ta_setconcurrency(3C_DB)	TD_ta_setconcurrency	Set concurrency level for target process.
td_ta_set_event(3C_DB)	TD_ta_set_event	Thread events in libc_db.
TD_ta_sync_iter(3C_DB)	None	Iterator functions on process handles from libc_db.
TD_ta_sync_tracking_enable(3C_DB)	None	Operations on a synchronization object in libc_db.
td_ta_thr_iter(3C_DB)	td_ta_thr_iter	Iterator functions on process handles from libc_db.
td_ta_tsd_iter(3C_DB)	td_ta_tsd_iter	Iterator functions on process handles from libc_db.
td_thr_clear_event(3C_DB)	td_thr_clear_event	Thread events in libc_db.
td_thr_dbresume(3C_DB)	td_thr_dbresume	Suspend and resume threads in libc_db.
td_thr_dbsuspend(3C_DB)	td_thr_dbsuspend	Suspend and resume threads in libc_db.
td_thr_event_enable(3C_DB)	td_thr_event_enable	Thread events in libc_db.
td_thr_event_getmsg(3C_DB)	td_thr_event_getmsg	Thread events in libc_db.
td_thr_getfpregs(3C_DB)	td_thr_getfpregs	Reading and writing thread registers in libc_db.
td_thr_getgregs(3C_DB)	td_thr_getgregs	Reading and writing thread registers in libc_db.
td_thr_get_info(3C_DB)	td_thr_get_info	Get thread information in libc_db library of interfaces.
td_thr_getxregs(3C_DB)	td_thr_getxregs	Reading and writing thread registers in libc_db.
td_thr_getxregsize(3C_DB)	td_thr_getxregsize	Reading and writing thread registers in libc_db.
td_thr_lockowner(3C_DB)	None	Iterate over the set of locks owned by a thread.
TD_thr_set_event(3C_DB)	td_thr_set_event	Thread events in libc_db.
td_thr_setfpregs(3C_DB)	td_thr_setfpregs	Reading and writing thread registers in libc_db.
TD_thr_setgregs(3C_DB)	td_thr_setgregs	Reading and writing thread registers in libc_db.
TD_thr_setprio(3C_DB)	td_thr_setprio	Set the priority of a thread.
td_thr_setsigpending(3C_DB)	td_thr_setsigpending	Manage thread signals for libc_db.
td_thr_setxregs(3C_DB)	td_thr_setxregs	Reading and writing thread registers in libc_db.
td_thr_sigsetmask(3C_DB)	td_thr_sigsetmask	Manage thread signals for libc_db.
td_thr_sleepinfo(3C_DB)	None	Return the synchronization handle for the object on which a thread is blocked.
td_thr_tsd(3C_DB)	td_thr_tsd	Get a thread's thread-specific data for libc_db library of interfaces.
td_thr_validate(3C_DB)	td_thr_validate	Test a thread handle for validity.
tell	None	Return a file offset for a file descriptor.
telldir	telldir	Current location of a named directory stream.
tempnam	tempnam	Create a name for a temporary file.
termios	termios	General terminal interface.
texTDomain	texTDomain	Message handling functions.
tfind	tfind	Manage binary search trees.
times	times	Get process times.
tmpfile	tmpfile	Create a temporary file.
tmpnam	tmpnam	Create a name for a temporary file.
tmpnam_r	tmpnam_r	Create a name for a temporary file.
toascii	toascii	Translate integer to a 7-bit ASCII character.
_tolower	_tolower	Transliterate uppercase characters to lowercase.
tolower	tolower	Transliterate uppercase characters to lowercase.
_toupper	_toupper	Transliterate lowercase characters to uppercase.
toupper	toupper	Transliterate lowercase characters to uppercase.
towctrans	towctrans	Wide-character mapping.
towlower	towlower	Transliterate uppercase wide-character code to lowercase.
towupper	towupper	Transliterate lowercase wide-character code to uppercase.
truncate	truncate	Set a file to a specified length.
tsearch	tsearch	Manage binary search trees.
ttyname	ttyname	Find path name of a terminal.
ttyname_r	ttyname_r	Find path name of a terminal.
ttyslot	ttyslot	Find the slot of the current user in the user accounting database.
twalk	twalk	Manage binary search trees.
tzset	tzset	Convert date and time to string.
ualarm	ualarm	Schedule signal after interval in microseconds.
ucred_free, ucred_get, ucred_getegid, ucred_geteuid, ucred_getgroups, ucred_getpflags, ucred_getpid, ucred_getprivset, ucred_getprojid, ucred_getrgid, ucred_getruid, ucred_getsgid, ucred_getsuid, ucred_getzoneid, ucred_size	None	User credential functions.
ulckpwdf	ulckpwdf	Manipulate shadow password database lock file.
ulltostr	None	String conversion routines.
umem_alloc, umem_cache_alloc, umem_cache_create, umem_cache_destroy, umem_cache_free, umem_debug, umem_free, umem_nofail_callback, umem_zalloc	None	Fast, scalable memory operations.
ungetc	ungetc	Push byte back into input stream.
ungetwc	ungetwc	Push wide-character code back into input stream.
unlockpt	unlockpt	Unlock a pseudo-terminal master/slave pair.
unordered	None	Determine type of floating-point number.
unsetenv	unsetenv	Remove an environment variable.
updwtmp	updwtmp	User accounting database functions.
updwtmpx	updwtmpx	User accounting database functions.
usleep	usleep	Suspend execution for interval in microseconds.
utmpname	utmpname	User accounting database functions.
utmpxname	utmpxname	User accounting database functions.
valloc	valloc	Memory allocator.
valloc	valloc	Debugging memory allocator.
vfprintf	vfprintf	Print formatted output of a variable argument list.
vfprintf	vfprintf	Formatted output conversion.
vfscanf	vfscanf	Convert formatted input.
vfwprintf	vfwprintf	Wide-character formatted output of a stdarg argument list.
vfwscanf	vfwscanf	Convert formatted wide-character input.
vlfmt, vpfmt	None	Display error message in standard format and pass to logging and monitoring services.
vprintf	vprintf	Print formatted output of a variable argument list.
vprintf	vprintf	Formatted output conversion.
vscanf	vscanf	Convert formatted input.
vsnprintf	vsnprintf	Print formatted output of a variable argument list.
vsprintf	vsprintf	Print formatted output of a variable argument list.
vsprintf	vsprintf	Formatted output conversion.
vsscanf	vsscanf	Convert formatted input.
vswprintf	vswprintf	Wide-character formatted output of a stdarg argument list.
vswscanf	vswscanf	Convert formatted wide-character input.
vsyslog	vsyslog	Log message with an stdarg argument list.
vwprintf	vwprintf	Wide-character formatted output of an stdarg argument list.
vwscanf	vwscanf	Convert formatted wide-character input.
wait	wait	Wait for child process to stop or terminate.
wait3	wait3	Wait for process to terminate or stop.
wait4	wait4	Wait for process to terminate or stop.
waitpid	waitpid	Wait for child process to change state.
waitpid	waitpid	Wait for process to terminate or stop.
walkcontext	None	Walk stack pointed to by ucontext.
watchmalloc	None	Debugging memory allocator.
watof, watoi, watol, watoll	None	Convert wide-character string operations.
wcrtomb	wcrtomb	Convert a wide-character code to a character (restartable).
wcscat	wcscat	Wide-character string operations.
wcschr	wcschr	Wide-character string operations.
wcscmp	wcscmp	Wide-character string operations.
wcscoll	wcscoll	Wide-character string comparison using collating information.
wcscpy	wcscpy	Wide-character string operations.
wcscspn	wcscspn	Wide-character string operations.
wcsetno	None	Get information on EUC codesets.
wcsftime	wcsftime	Convert date and time to wide-character string.
wcslen	wcslen	Wide-character string operations.
wcsncat	wcsncat	Wide-character string operations.
wcsncmp	wcsncmp	Wide-character string operations.
wcsncpy	wcsncpy	Wide-character string operations.
wcspbrk	wcspbrk	Wide-character string operations.
wcsrchr	wcsrchr	Wide-character string operations.
wcsrtombs	wcsrtombs	Convert a wide-character string to a character string (restartable).
wcsspn	wcsspn	Wide-character string operations.
wcsstr	wcsstr	Find a wide-character substring.
wcstod	wcstod	Convert wide-character string to floating-point number.
wcstof	wcstof	Convert wide-character string to floating-point number.
wcstoimax	wcstoimax	Convert wide-character string to integer type.
wcstok	wcstok	Wide-character string operations.
wcstol	wcstol	Convert wide-character string to long integer.
wcstold	wcstold	Convert wide-character string to floating-point number.
wcstoll	wcstoll	Convert wide-character string to long integer.
wcstombs	wcstombs	Convert wide-character string to character string.
wcstoul	wcstoul	Convert wide-character string to unsigned long.
wcstoull	wcstoull	Convert wide-character string to unsigned long.
wcstoumax	wcstoumax	Convert wide-character string to integer type.
wcstring	None	Wide-character string operations.
wcswcs	wcswcs	Wide-character string operations.
wcswidth	wcswidth	Number of column positions of a wide-character string.
wcsxfrm	wcsxfrm	Wide-character string transformation.
wctob	wctob	Wide-character to single-byte conversion.
wctomb	wctomb	Convert wide-character code to a character.
wctrans	wctrans	Define character mapping.
wctype	wctype	Define character class.
wcwidth	wcwidth	Number of column positions of a wide-character code.
WIFEXITED	WIFEXITED	Wait for process to terminate or stop.
WIFSIGNALED	WIFSIGNALED	Wait for process to terminate or stop.
WIFSTOPPED	WIFSTOPPED	Wait for process to terminate or stop.
windex	None	Wide-character string operations.
wmemchr	wmemchr	Find a wide-character in memory.
wmemcmp	wmemcmp	Compare wide-characters in memory.
wmemcpy	wmemcpy	Copy wide-characters in memory.
wmemmove	wmemmove	Copy wide-characters in memory with overlapping areas.
wmemset	wmemset	Set wide-characters in memory.
wordexp	wordexp	Perform word expansions.
wordfree	wordfree	Perform word expansions.
wprintf	wprintf	Print formatted wide-character output.
wrindex	None	Wide-character string operations.
wscanf	wscanf	Convert formatted wide-character input.
wscasecmp, wscat, wschr, wscmp, wscol, wscoll, wscpy, wscspn, wsdup, wslen, wsncasecmp, wsncat, wsncmp, wsncpy, wspbrk, wsprintf, wsrchr, wsscanf, wsspn, wstod, wstok, wstol, wstostr, wstring, wsxfrm	None	Solaris wide-character string operations that do not exist on Linux.

^[1] Man pages Section 3: Basic Library Functions (http://docs.sun.com/)

^[2] GNU C Library man page (www.gnu.org/software/libc/manual)

^[3] On Linux, the resolution of the clocks depends on the implementation and cannot be configured by a particular process. Consult the Linux man page for more information.