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MAN 3c

a64l, l64a - convert between long integer and base-64 ASCII string
abort - terminate the process abnormally
abs, labs, llabs - return absolute value of integer
addsev - define additional severities
addseverity - build a list of severity levels for an application for use with fmtmsg
assert - verify program assertion
atexit - add program termination routine
bsearch - binary search a sorted table
bstring, bcopy, bcmp, bzero - bit and byte string operations
catgets - read a program message
catopen, catclose - open/close a message catalog
clock - report CPU time used
confstr - get configurable variables
conv, toupper, tolower, _toupper, _tolower, toascii - translate characters
crypt, setkey, encrypt - generate encryption
ctime, ctime_r, localtime, localtime_r, gmtime, gmtime_r, asctime, asctime_r, tzset, tzsetwall - convert date and time to string
ctype, isdigit, isxdigit, islower, isupper, isalpha, isalnum, isspace, iscntrl, ispunct, isprint, isgraph, isascii - character handling
difftime - computes the difference between two calendar times
directory, opendir, readdir, readdir_r, telldir, seekdir, rewinddir, closedir - directory operations
div, ldiv, lldiv - compute the quotient and remainder
drand48, erand48, lrand48, nrand48, mrand48, jrand48, srand48, seed48, lcong48 - generate uniformly distributed pseudo-random numbers
dup2 - duplicate an open file descriptor
ecvt, fcvt, gcvt - convert floating-point number to string
end, _end, etext, _etext, edata, _edata - last locations in program
exit - terminate process
fattach - attach a STREAMS-based file descriptor to an object in the file system name space
fdetach - detach a name from a STREAMS-based file descriptor
ffs - find first set bit
fmtmsg - display a message on stderr or system console
fpgetround, fpsetround, fpgetmask, fpsetmask, fpgetsticky, fpsetsticky - IEEE floating-point environment control
frexp, ldexp, logb, modf, modff, nextafter, scalb - manipulate parts of floating-point numbers
fsetpos, fgetpos - reposition a file pointer in a stream
fsync - synchronize a file's in-memory state with that on the physical medium
ftime - get date and time
ftw, nftw - walk a file tree
getcwd - get pathname of current working directory
getdate - convert user format date and time
getdtablesize - get file descriptor table size
getenv - return value for environment name
getgrnam, getgrnam_r, getgrent, getgrent_r, getgrgid, getgrgid_r, setgrent, endgrent, fgetgrent, fgetgrent_r - get group entry
gethostid - get unique identifier of current host
gethostname, sethostname - get/set name of current host
gethrtime, gethrvtime - get high resolution time
getlogin, getlogin_r - get login name
getmntent, getmntany, hasmntopt, putmntent - get mnttab file information
getopt - get option letter from argument vector
getpagesize - get system page size
getpass - read a password
getpriority, setpriority - get/set scheduling priority for process, process group or user
getpw - get passwd entry from UID
getpwnam, getpwnam_r, getpwent, getpwent_r, getpwuid, getpwuid_r, setpwent, endpwent, fgetpwent, fgetpwent_r - get password entry
getrusage - get information about resource utilization
getspnam, getspnam_r, getspent, getspent_r, setspent, endspent, fgetspent, fgetspent_r - get password entry
getsubopt - parse suboptions from a string
gettimeofday, settimeofday - get or set the date and time
gettxt - retrieve a text string
getusershell, setusershell, endusershell - get legal user shells
getutent, getutid, getutline, pututline, setutent, endutent, utmpname - access utmp file entry
getutxent, getutxid, getutxline, pututxline, setutxent, endutxent, utmpxname, getutmp, getutmpx, updwtmp, updwtmpx - access utmpx file entry
getvfsent, getvfsfile, getvfsspec, getvfsany - get vfstab file entry
getwd - get current working directory pathname
glob, globfree - generate path names matching a pattern
grantpt - grant access to the slave pseudo-terminal device
hsearch, hcreate, hdestroy - manage hash search tables
index, rindex - string operations
initgroups - initialize the supplementary group access list
insque, remque - insert/remove element from a queue
isastream - test a file descriptor
isnan, isnand, isnanf, finite, fpclass, unordered - determine type of floating-point number
killpg - send signal to a process group
lckpwdf, ulckpwdf - manipulate shadow password database lock file
lfmt - display error message in standard format and pass to logging and monitoring services
localeconv - get numeric formatting information
lockf - record locking on files
lsearch, lfind - linear search and update
makecontext, swapcontext - manipulate user contexts
makedev, major, minor - manage a device number
malloc, calloc, free, memalign, realloc, valloc, alloca - memory allocator
mbchar, mbtowc, mblen, wctomb - multibyte character handling
mbstring, mbstowcs, wcstombs - multibyte string functions
memory, memccpy, memchr, memcmp, memcpy, memmove, memset - memory operations
mkfifo - create a new FIFO
mktemp - make a unique file name
mktime - converts a tm structure to a calendar time
mlock, munlock - lock (or unlock) pages in memory
mlockall, munlockall - lock or unlock address space
monitor - prepare process execution profile
msync - synchronize memory with physical storage
nl_langinfo - language information
offsetof - offset of structure member
perror, errno - print system error messages
pfmt - display error message in standard format
plock - lock or unlock into memory process, text, or data
psignal, psiginfo - system signal messages
ptsname - get name of the slave pseudo-terminal device
putenv - change or add value to environment
putpwent - write password file entry
putspent - write shadow password file entry
qsort - quick sort
raise - send signal to program
rand, srand, rand_r - simple random-number generator
random, srandom, initstate, setstate - better random number generator; routines for changing generators
realpath - returns the real file name
reboot - reboot system or halt processor
regcomp, regexec, regerror, regfree - regular expression matching
regex, re_comp, re_exec - regular expression handler
remove - remove file
select - synchronous I/O multiplexing
setbuffer, setlinebuf - assign buffering to a stream
setcat - define default catalog
setjmp, sigsetjmp, longjmp, siglongjmp - non-local goto
setlabel - define the label for pfmt() and lfmt().
setlocale - modify and query a program's locale
signal, sigset, sighold, sigrelse, sigignore, sigpause - simplified signal management for application processes
sigsetops, sigemptyset, sigfillset, sigaddset, sigdelset, sigismember - manipulate sets of signals
sleep - suspend execution for interval
ssignal, gsignal - software signals
stdipc, ftok - standard interprocess communication package
str2sig, sig2str - translation between signal name and signal number
strcoll - string collation
strerror - get error message string
strftime, cftime, ascftime - convert date and time to string
string, strcasecmp, strncasecmp, strcat, strncat, strchr, strrchr, strcmp, strncmp, strcpy, strncpy, strcspn, strspn, strdup, strlen, strpbrk, strstr, strtok, strtok_r - string operations
strptime - date and time conversion
strsignal - get error message string
strtod, atof - convert string to double-precision number
strtol, strtoll, strtoul, strtoull, atol, atoll, atoi, lltostr, ulltostr - conversion routines
strxfrm - string transformation
swab - swap bytes
sysconf - get configurable system variables
tcsetpgrp - set foreground process group id of terminal
truncate, ftruncate - set a file to a specified length
tsearch, tfind, tdelete, twalk - manage binary search trees
ttyname, ttyname_r, isatty - find name of a terminal
ttyslot - find the slot in the utmp file of the current user
ualarm - schedule signal after interval in microseconds
unlockpt - unlock a pseudo-terminal master/slave pair
usleep - suspend execution for interval in microseconds
vlfmt - display error message in standard format and pass to logging and monitoring services
vpfmt - display error message in standard format and pass to logging and monitoring services
wait3, wait4 - wait for process to terminate or stop
wordexp, wordfree - perform word expansions

Last modified 21/April/97