Manual — Xenix 2.3.4g

ADM

adfmt	Formats SCSI hard disks.
aliashash	Micnet alias hash table generator.
asktime	Prompts for the correct time of day.
autoboot	Automatically boots the system.
dump, backup	Performs incremental file system backup.
badtrk	Scans fixed disk for flaws and creates bad track table.
configure	xenix configuration program.
uuchat, dial	Dials a modem.
divvy	Disk dividing utility
dparam	Displays/changes hard disk characteristics.
dumpdir	Prints the names of files on a backup archive.
fdswap	Swaps default boot floppy drive.
fixperm	Correct or initialize file permissions and ownership.
fsave	Interactive, error-checking filesystem backup
fsck	Checks and repairs filesystems.
hdinstall	places newly-created kernel in default location.
idleout	Logs out idle users.
install	Installation shell script.
kbmode	Set keyboard mode or test keyboard support.
lpadmin	Configures the lineprinter spooling system.
lpinit	Adds, reconfigures and maintains printers.
lpshut, lpmove, lpsched	Starts/stops the lineprinter request scheduler and moves requests.
makekey	Generates an encryption key.
mkdev	Calls scripts to add peripheral devices.
mount	Mounts a file structure.
netutil	Administers the Micnet network.
pwadmin	Performs password aging administration.
restor, restore	Invokes incremental file system restorer.
schedule	Database for automated system backups.
scopatch	Applies kernel patches.
sddate	Prints and sets backup dates.
setclock	Sets the system real-time (time of day) clock.
shutdown	Terminates all processing.
mkinittab, telinit	Alternative method of turning terminals on and off.
uucico	File transport program for the UUCP system.
uuclean	UUCP spool directory clean-up.
uudemon: uudemon.admin, uudemon.clean, uudemon.hour, uudemon.poll, uudemon.poll2, uudemon	UUCP administrative scripts.
uutry	Tries to contact remote system with debugging on.

C (intro)

reject, accept	Allows/prevents print requests to a lineprinter or class of printers.
acctcom	Searches for and prints process accounting files.
accton	Turns on accounting.
ar	Maintains archives and libraries.
asktime	Prompts for the correct time of day.
deassign, assign	Assigns and deassigns devices.
batch, at	Executes commands at a later time.
awk	Searches for and processes a pattern in a file.
backup	Performs incremental file system backup.
banner	Prints large letters.
basename	Removes directory names from pathnames.
bc	Invokes a calculator.
bdiff	Compares files too large for diff.
bfs	Scans big files.
cal	Prints a calendar.
calendar	Invokes a reminder service.
capinfo	convert termcap descriptions into terminfo descriptions.
cat	Concatenates and displays files.
cd	Changes working directory.
chgrp	Changes group ID.
chmod	Changes the access permissions of a file or directory.
chown	Changes owner ID.
chroot	Changes root directory for command.
clear	Clears a terminal screen.
clri	Clears inode.
cmchk	Reports hard disk block size.
cmp	Compares two files.
comm	Selects or rejects lines common to two sorted files.
compress	compress data for storage. uncompress - uncompress a stored file. zcat - display a stored file.
config	Configures a XENIX system.
configure	xenix configuration program.
copy	Copies groups of files.
cp	Copies files.
cpio	Copies file archives in and out.
cron	Executes commands at specified times.
crypt	Encode/decode.
csh	Invokes a shell command interpreter with C-like syntax.
csplit	Splits files according to context.
ct	spawn getty to a remote terminal
cu	Calls another XENIX system.
custom	Installs specific portions of the System
date	Prints and sets the date.
dc	Invokes an arbitrary precision calculator.
dd	Converts and copies a file.
devnm	Identifies device name.
df	Report number of free disk blocks.
diff	Compares two text files.
diff3	Compares three files.
dircmp	Compares directories.
dirname	Delivers directory part of pathname.
disable	Turns off terminals and printers.
diskcmp, diskcp	Copies or compares floppy disks.
divvy	Disk dividing utility
dmesg	Displays the system messages on the console.
doscat, doscp, dosdir, dosformat, dosls, dosrm, dosrmdir, dos	Access DOS files.
dparam	Displays/changes hard disk characteristics.
dtype	Determines disk type.
du	Summarizes disk usage.
dump	Performs incremental file system backup.
dumpdir	Prints the names of files on a backup archive.
echo	Echoes arguments.
ed	Invokes the text editor.
enable	Turns on terminals and line printers.
env	Sets environment for command execution.
ex	Invokes a text editor.
expr	Evaluates arguments as an expression.
factor	Factor a number.
false	Returns with a nonzero exit value.
fdisk	Maintain disk partitions.
file	Determines file type.
find	Finds files.
finger	Finds information about users.
fixhdr	Changes executable binary file headers.
format	format floppy disks
fsck	Checks and repairs file systems.
getopt	Parses command options.
egrep, fgrep, grep	Searches a file for a pattern.
grpcheck	Checks group file.
reboot, haltsys	Closes out the file systems and shuts down the system.
hd	Displays files in hexadecimal format.
hdr	Display selected parts of an object file.
head	Prints the first few lines of a stream.
hello	Send a message to another user.
help	Asks for help with commands and SCCS error messages.
hwconfig	Display hardware configuration information.
id	Prints user and group IDs and names.
imacct	Generate an IMAGEN accounting report.
imprint	Prints text files on an IMAGEN printer.
intro	Introduces XENIX commands.
ipcrm	Removes a message queue, semaphore set or shared memory ID.
ipcs	Reports the status of inter-process communication facilities.
ips- Imagen serial sequence packet protocol handler ipbs- Imagen parallel byte stream protocol handler, ips
join	Joins two relations.
kill	Terminates a process.
rksh, ksh	Korn Shell, a standard/restricted command and programming language.
l	Lists information about contents of directory.
last	indicate last logins of users and teletypes
lc	Lists directory contents in columns.
line	Reads one line.
ln	Makes a link to a file.
lock	Locks a user's terminal.
logname	Gets login name.
lpr, cancel, lp	Send/cancel requests to lineprinter.
lpadmin	Configures the lineprinter spooling system.
lpinit	Adds, reconfigures and maintains lineprinters.
lpr	Sends files to the lineprinter queue for printing.
lprint	print to a printer attached to the user's terminal
lpshut, lpmove, lpsched	Starts/stops the lineprinter request scheduler and moves requests.
lpstat	prints lineprinter status information
ls	Gives information about contents of directories.
mail	Sends, reads or disposes of mail.
man	Prints reference pages in this guide.
mesg	Permits or denies messages sent to a terminal.
mkdev	Calls scripts to add peripheral devices.
mkdir	Makes a directory.
mkfs	Constructs a file system.
mknod	Builds special files.
mkuser	Adds a login ID to the system.
mnt	mount a filesystem
more	Views a file one screen full at a time.
mount	Mounts a file structure.
mv	Moves or renames files and directories.
mvdir	Moves a directory.
ncheck	Generates names from inode numbers.
netutil	Administers the XENIX network.
newform	Changes the format of a text file.
newgrp	Logs user into a new group.
news	Print news items.
nice	Runs a command at a different priority.
nl	Adds line numbers to a file.
nm	Prints name list.
nohup	Runs a command immune to hangups and quits.
od	Displays files in octal format.
pcat, unpack, pack	Compresses and expands files.
passwd	Changes login password.
pg	File perusal filter for soft-copy terminals.
pr	Prints files on the standard output.
ps	Reports process status.
pstat	Reports system information.
pwadmin	Performs password aging administration.
pwcheck	Checks password file.
pwd	Prints working directory name.
quot	Summarizes file system ownership.
random	Generates a random number.
ranlib
rcp	Copies files across XENIX systems.
red	Invokes a restricted version of ed(C).
remote	Executes commands on a remote XENIX system.
restor, restore	Invokes incremental file system restorer.
rmdir, rm	Removes files or directories.
rmdir	Removes directories.
rmuser	Removes a user account from the system.
rsh	Invokes a restricted shell (command interpreter).
runbig	Runs a command that may require more memory than normal.
sddate	Prints and sets backup dates.
sdiff	Compares files side-by-side.
sed	Invokes the stream editor.
setcolor	Set screen color.
setkey	Assigns the function keys.
setmnt	Establishes /etc/mnttab table.
settime	Changes the access and modification dates of files.
sh	Invokes the shell command interpreter.
shl	Shell layer manager
shutdown	Terminates all processing.
shV, shv	Invokes the shell command interpreter.
size	Prints the size of an object file.
sleep	Suspends execution for an interval.
sort	Sorts and merges files.
split	Splits a file into pieces.
strings	Find the printable strings in an object file.
stty	Sets the options for a terminal.
su	Makes the user a super-user or another user.
sum	Calculates checksum and counts blocks in a file.
swapctl	Specifies additional devices for paging and swapping.
sync	Updates the super-block.
sysadmin	Performs file system backups and restores files.
sysadmsh	Menu driven system administration utility
tail	Delivers the last part of a file.
mcart, tape	Magnetic tape maintenance program.
tapedump	dumps magnetic tape to output file.
tar	Archives files.
tee	Creates a tee in a pipe.
mkinittab, telinit	Alternative method of turning terminals on and off.
tic	Terminfo compiler.
tid	Terminfo decompiler.
touch	Updates access and modification times of a file.
tput	Queries the terminfo database.
tr	Translates characters.
translate	translates files from one format to another
true	Returns with a zero exit value.
tset	Sets terminal modes.
tty	Gets the terminal's name.
umask	Sets file-creation mode mask.
umount	Dismounts a file structure.
uname	Prints the name of the current XENIX system.
uniq	Reports repeated lines in a file.
units	Converts units.
uptime	Displays information about system activity.
usemouse	Maps mouse input for use with non-mouse based programs.
uucico	Executes work files for uucp data transmission.
uuclean	Clean-up the uucp spool directory.
uulog, uuname, uucp	Copies files from XENIX to XENIX.
uudecode, uuencode	encode/decode a binary file for transmission via mail
uuinstall	Administers UUCP control files.
uustat	uucp status inquiry and job control.
uusub	Monitor uucp network.
uupick, uuto	Public XENIX-to-XENIX file copy.
uux	Executes command on remote XENIX.
view, vedit, vi	Invokes a screen-oriented display editor.
vidi	Sets the font and video mode for a video device.
vmstat	Report paging and system statistics.
vsh	menu driven visual shell
w	Displays information about who is on the system and what they are doing.
wait	Awaits completion of background processes.
wall	Writes to all users.
wc	Counts lines, words and characters.
what	Identifies files.
who	Lists who is on the system.
whodo	Determines who is doing what.
write	Writes to another user.
xargs	Constructs and executes commands.
yes	Prints string repeatedly.

CP (intro)

adb	Invokes a general-purpose debugger.
admin	Creates and administers SCCS files.
ar	Maintains archives and libraries.
asx	XENIX 8086/186/286/386 assembler.
cb	Beautifies C programs.
cc	Invokes the C compiler.
cdc	Changes the delta commentary of an SCCS delta.
cflow	Generates C flow graph.
comb	Combines SCCS deltas.
cpp	The C language preprocessor.
cref	Makes a cross-reference listing.
ctags	Creates a tags file.
cxref	Generates C program cross-reference.
delta	Makes a delta (change) to an SCCS file.
dosld	XENIX to MS-DOS cross linker
get	Gets a version of an SCCS file.
gets	Gets a string from the standard input.
hdr	Displays selected parts of executable binary files.
help	Asks for help about SCCS commands.
intro	Introduces XENIX Development System commands.
ld	Invokes the link editor.
lex	Generates programs for lexical analysis.
lint	Checks C language usage and syntax.
lorder	Finds ordering relation for an object library.
m4	Invokes a macro processor.
make	Maintains, updates, and regenerates groups of programs.
masm	Invokes the XENIX assembler.
mkstr	Creates an error message file from C source.
nm	Prints name list.
prof	Displays profile data.
prs	Prints an SCCS file.
ranlib	Converts archives to random libraries.
ratfor	Converts Rational FORTRAN into standard FORTRAN.
regcmp	Compiles regular expressions.
rmdel	Removes a delta from an SCCS file.
sact	Prints current SCCS file editing activity.
sccsdiff	Compares two versions of an SCCS file.
sdb	Invokes symbolic debugger.
size	Prints the size of an object file.
spline	Interpolates smooth curve.
stackuse	Determines stack requirements for C programs.
strings	Finds the printable strings in an object file.
strip	Removes symbols and relocation bits.
time	Times a command.
tsort	Sorts a file topologically.
unget	Undoes a previous get of an SCCS file.
val	Validates an SCCS file.
xref	Cross-references C programs.
xstr	Extracts strings from C programs.
yacc	Invokes a compiler-compiler.

CT (intro)

mmcheck, checkmm	Checks usage of MM macros.
col	Filters reverse linefeeds.
cut	Cuts out selected fields of each line of a file.
checkcw, cwcheck, cw	Prepares constant-width text for troff.
deroff	Removes nroff/troff, tbl, and eqn constructs.
diction	Checks language usage.
diffmk	Marks differences between files.
neqn, checkeq, eqncheck, eqn	Formats mathematical text for nroff, troff.
eqnchar	Contains special character definitions for eqn and neqn.
explain	Corrects language usage.
hyphen	Finds hyphenated words.
intro	Introduces text processing commands.
look	Finds lines in a sorted list.
man	Prints reference pages in this guide.
mm	Prints documents formatted with the mm macros.
mmt	Typesets documents.
neqn	Formats mathematics.
nroff	A text formatter.
paste	Merges lines of files.
prep	Prepares text for statistical processing.
ptx	Generates a permuted index.
soelim	Eliminates .so's from nroff input.
hashmake, spellin, hashcheck, spell	Finds spelling errors.
style	Analyzes characteristics of a document.
tbl	Formats tables for nroff or troff.
term	Conventional names.
troff	Typesets text.

DOS (intro)

bdos	Invokes a DOS system call.
cgets	Gets a string.
cprintf	Formats output.
cputs	Puts a string to the console.
cscanf	Converts and formats console input.
dosexterr	Gets DOS error messages
eof	Determines end-of-file.
exit	Terminates the calling process.
fclose, fcloseall	Closes streams.
fgetchar, fgetc	Gets a character from a stream.
filelength	Gets the length of a file.
flushall	Flushes all output buffers.
fp_seg, fp_off	Return offset and segment.
fputchar, fputc	Write a character to a stream.
getch	Gets a character.
getche	Gets and echoes a character.
inp	Returns a byte.
int86	Executes an interrupt.
int86x	Executes an interrupt.
intdos	Invokes a DOS system call.
intdosx	Invokes a DOS system call.
intro	Introduction to DOS cross development functions.
isatty	Checks for a character device.
itoa	Converts integers to characters.
kbhit	Checks the console for a keystroke.
labs	Returns the absolute value of a long integer.
ltoa	Converts long integers to characters.
mkdir	Creates a new directory.
movedata	Copies bytes from a specific address.
outp	Writes a byte to an output port.
putch	Writes a character to the console.
rename	renames a file or directory.
rmdir	Deletes a directory.
segread	command description
setmode	Sets translation mode.
sopen	Opens a file for shared reading and writing.
spawnvp, spawnl	Creates a new process.
strlen	Returns the length of a string.
strlwr	Converts uppercase characters to lowercase characters.
strrev	Reverses the order of characters in a string.
strset	Sets all characters in a string to one charater.
strupr	Converts lowercase characters to uppercase.
tell	Gets the current position of the file pointer.
ultoa	Converts numbers to characters.
ungetch	Returns a character to the console buffer.

F (intro)

86rel	Intel 8086 Relocatable Format for Object Modules.
a.out	Format of assembler and link editor output.
acct	Format of per-process accounting file.
ar	Archive file format.
archive	Default backup device information.
backup	Incremental dump tape format.
checklist	List of file systems processed by fsck.
core	Format of core image file.
cpio	Format of cpio archive.
default	Default program information directory.
devices	Format of UUCP devices file.
dialcodes	Format of UUCP Dialcode abbreviations file.
dialers	Format of UUCP Dialers file.
dir	Format of a directory.
dump	Incremental dump tape format.
filesys	Default information for mounting filesystems.
file system, filesystem	Format of a system volume.
fstab	File system mount and check commands.
gettydefs	Speed and terminal settings used by getty.
group	Format of the group file.
inittab	Alternative login terminals file.
inode	Format of an inode.
intro	Introduction to file formats.
mapchan	Format of tty device mapping files.
master	Master device information table.
maxuuscheds	UUCP uusched(ADM) limit file.
maxuuxqts	UUCP uuxqt(C) limit file.
mcconfig	Irwin tape driver parameters.
mnttab	Format of mounted file system table.
permissions	Format of UUCP Permissions file.
poll: Poll, Poll.hour, Poll.day, poll	Format of UUCP Poll files.
queuedefs	Scheduling information for cron queues.
sccsfile	Format of an SCCS file.
stat	Data returned by stat system call.
sysfiles	Format of UUCP Sysfiles file.
systems	Format of UUCP Systems file.
tar	Archive format.
term	Terminal driving tables for nroff.
terminfo	Format of compiled terminfo file.
types	Primitive system data types.

HW (intro)

80287	Math coprocessor.
80387	Math coprocessor.
8087
boot	XENIX boot program.
clockrate	Changes clock rate.
cmos	Displays and sets the configuration data base.
fd	floppy devices
hd	Internal hard disk drive
intro	Introduction to machine related miscellaneous features and files.
keyboard	The PC keyboard.
lp0, lp1, lp2, lp	Line printer device interfaces.
Machine, machine	Description of host machine.
mouse	System mouse.
parallel	Parallel interface devices.
ramdisk	Memory block device
screen	tty[01-n], color, monochrome, ega, pga - Display adapter and video monitor.
scsi	Small computer systems interface.
tty1[a-h], tty1[A-H], tty2[a-h], tty2[A-H], serial	Interface to serial ports
stty	Sets the options for the video monitor.
tape	Magnetic tape device.
terminal	Login terminal.

M (intro)

aliases.hash, maliases, maliases.hash, faliases, aliases	Micnet aliasing files.
aliashash	Micnet alias hash table generator.
ascii	Map of the ASCII character set.
autoboot	Automatically boots the system.
badtrk	Scans fixed disk for flaws and creates bad track table.
chrtbl	Create a ctype locale table.
clock	The system real-time (time of day) clock.
coltbl	Create a collation locale table.
console	System console device.
daemon.mn	Micnet mailer daemon
default	Default program information directory.
dial	Dials a modem.
environ	The user environment.
error	Kernel error output device.
fixperm	Correct or initialize file permissions and ownership.
fsname- Prints or changes the name of a file system., fsname
getty	Sets terminal type, modes, speed, and line discipline.
group	Format of the group file.
imagen.sbs, imagen.pbs, imagen.spp, imagen.remote, imagen	IMAGEN printer interface scripts.
inir, init	Process control initialization.
install	Installation shell script.
intro	Introduction to miscellaneous features and files.
isbs, ipbs, ips	IMAGEN protocol handlers.
ld	Invokes the link editor.
locale	International locale.
login	Gives access to the system.
makekey	Generates an encryption key.
mapchan	Configure tty device mapping.
mapscrn, mapstr, convkey, mapkey	Configure monitor screen mapping.
kmem, mem	Memory image file.
messages	Description of system console messages.
mestbl	Create a messages locale table.
micnet	The Micnet default commands file.
montbl	Create a currency locale table.
mscreen	Serial multiscreens utility.
multiscreen	Multiple screens (device files)
null	The null file.
numtbl	Create a numeric locale table.
passwd	The password file.
profile	Sets up an environment at login time.
setclock	Sets the system real-time (time of day) clock. setclock [ time ]
sxt	Pseudo-device driver
systemid	The Micnet system identification file.
systty	System maintenance device.
termcap	Terminal capability data base.
terminals	List of supported terminals.
terminfo	Terminal capability data base
termio	General terminal interface.
timtbl	Create a time locale table.
top.next, top	The Micnet topology files.
tty	Special terminal interface.
ttys	Login terminals file.
TZ, tz	Time zone environment variable.
ungetty	Suspends/restarts a getty process.
wtmp, utmp	Formats of utmp and wtmp entries.

S (intro)

l64a, a64l	Converts between long integer and base 64 ASCII.
abort	Generates an IOT fault.
abs	Returns an integer absolute value.
access	Determines accessibility of a file.
acct	Enables or disables process accounting.
alarm	Sets a process' alarm clock.
assert	Helps verify validity of program.
atoi, atol, atof	Converts ASCII to numbers.
j0, j1, jn, y0, y1, yn, bessel	Performs Bessel functions.
brkctl	Allocates data in a far segment.
bsearch	Performs a binary search.
chdir	Changes the working directory.
chmod	Changes mode of a file.
chown	Changes the owner and group of a file.
chroot	Changes the root directory.
chsize	Changes the size of a file.
clock	Reports CPU time used.
close	Closes a file descriptor.
toupper, tolower, toascii, conv	Translates characters.
creat	Creates a new file or rewrites an existing one.
creatsem	Creates an instance of a binary semaphore.
ctermid	Generates a filename for a terminal.
localtime, gmtime, asctime, tzset, ctime	Converts date and time to ASCII.
isalpha, isupper, islower, isdigit, isxdigit, isalnum, isspace, ispunct, isprint, isgraph, iscntrl, isascii, tolower, toupper, toascii, ctype	Classifies or converts characters.
curses	Performs screen and cursor functions.
cuserid	Gets the login name of the user.
dbminit, fetch, store, delete, firstkey, nextkey, dbm	Performs database functions.
defread, defopen	Reads default entries.
dial	Establishes an out-going terminal line connection.
opendir, readdir, telldir, seekdir, rewinddir, closedir, directory	Performs directory operations.
erand48, lrand48, nrand48, mrand48, jrand48, srand48, seed48, lcong48, drand48	Generates uniformly distributed pseudo-random numbers.
dup2, dup	Duplicates an open file descriptor.
fcvt, gcvt, ecvt	Performs output conversions.
etext, edata, end	Last locations in program.
erfc, erf	Error function and complementary error function.
execl, execv, execle, execve, execlp, execvp, exec	Executes a file.
execseg	Makes a data region executable.
_exit, exit	Terminates a process.
log, pow, sqrt, log10, exp	Performs exponential, logarithm, power, square root functions.
fflush, fclose	Closes or flushes a stream.
fcntl	Controls open files.
feof, clearerr, fileno, ferror	Determines stream status.
fabs, ceil, fmod, floor	Performs absolute value, floor, ceiling and remainder functions.
freopen, fdopen, fopen	Opens a stream.
fork	Creates a new process.
fwrite, fread	Performs buffered binary input and output.
ldexp, modf, frexp	Splits floating-point number into a mantissa and an exponent.
ftell, rewind, fseek	Repositions a file pointer in a stream.
ftw	Walks a file tree.
gamma	Performs log gamma function.
getchar, fgetc, getw, getc	Gets character or word from a stream.
getcwd	Get the pathname of current working directory.
getenv	Gets value for environment name.
getgrgid, getgrnam, setgrent, endgrent, getgrent	Get group file entry.
getlogin	Gets login name.
getopt	Gets option letter from argument vector.
getpass	Reads a password.
getpgrp, getppid, getpid	Gets process, process group, and parent process IDs.
getpw	Gets password for a given user ID.
getpwuid, getpwnam, setpwent, endpwent, getpwent	Gets password file entry.
fgets, gets	Gets a string from a stream.
geteuid, getgid, getegid, getuid	Gets real user, effective user, real group, and effective group IDs.
getutent, getutid, getutline, pututline, setutent, endutent, utmpname, getut	Accesses utmp file entry.
hcreate, hdestroy, hsearch	Manages hash search tables.
cabs, hypot	Determines Euclidean distance.
intro	Introduces system services, library routines and error numbers.
ioctl	Controls character devices.
kill	Sends a signal to a process or a group of processes.
ltol3, l3tol	Converts between 3-byte integers and long integers.
link	Links a new filename to an existing file.
lock	Locks a process in primary memory.
lockf	Provide semaphores and record locking on files.
locking	Locks or unlocks a file region for reading or writing.
logname	Finds login name of user.
lfind, lsearch	Performs linear search and update.
lseek	Moves read/write file pointer.
free, realloc, calloc, malloc	Allocates main memory.
matherr	Error-handling function.
memccpy, memchr, memcmp, memcpy, memset, memory	Memory operations.
mknod	Makes a directory, or a special or ordinary file.
mktemp	Makes a unique filename.
monitor	Prepares execution profile.
mount	Mounts a file system.
msgctl	Provides message control operations.
msgget	Gets message queue.
msgop	Message operations.
nap	Suspends execution for a short interval.
nice	Changes priority of a process.
nlist	Gets entries from name list.
open	Opens file for reading or writing.
opensem	Opens a semaphore.
pause	Suspends a process until a signal occurs.
sys_errlist, sys_nerr, errno, perror	Sends system error messages.
pipe	Creates an interprocess pipe.
plock	Lock process, text, or data in memory.
pclose, popen	Initiates I/O to or from a process.
fprintf, sprintf, printf	Formats output.
proctl	Controls active processes or process groups.
profil	Creates an execution time profile.
ptrace	Traces a process.
putchar, fputc, putw, putc	Puts a character or word on a stream.
putenv	Changes or adds value to environment.
putpwent	Writes a password file entry.
fputs, puts	Puts a string on a stream.
qsort	Performs a quicker sort.
srand, rand	Generates a random number.
rdchk	Checks to see if there is data to be read.
read	Reads from a file.
regcmp, regex	Compiles and executes regular expressions.
regexp	Regular expression compile and match routines.
brk, sbrk	Changes data segment space allocation.
fscanf, sscanf, scanf	Converts and formats input.
sdleave, sdenter	Synchronizes access to a shared data segment.
sdfree, sdget	Attaches and detaches a shared data segment.
sdwaitv, sdgetv	Synchronizes shared data access.
semctl	Controls semaphore operations.
semget	Gets set of semaphores.
semop	Performs semaphore operations.
setvbuf, setbuf	Assigns buffering to a stream.
longjmp, setjmp	Performs a nonlocal ``goto''.
setpgrp	Sets process group ID.
setgid, setuid	Sets user and group IDs.
shmctl	Controls shared memory operations.
shmget	Gets a shared memory segment.
shmop	Performs shared memory operations.
shutdn	Flushes block I/O and halts the CPU.
signal	Specifies what to do upon receipt of a signal.
sigsem	Signals a process waiting on a semaphore.
cosh, tanh, sinh	Performs hyperbolic functions.
sleep	Suspends execution for an interval.
sgetl, sputl	Accesses long integer data in a machine- independent fashion.
gsignal, ssignal	Implements software signals.
fstat, stat	Gets file status.
stdio	Performs standard buffered input and output.
ftok, stdipc	Standard interprocess communication package.
stime	Sets the time.
strcat, strncat, strcmp, strncmp, strcpy, strncpy, strlen, strchr, strrchr, strpbrk, strspn, strcspn, strtok, strdup, string	Performs string operations.
atof, strtod	Converts a string to a double-precision number.
atol, atoi, strtol	Converts string to integer.
swab	Swaps bytes.
swapadd	Specifies additional devices for paging and swapping.
sync	Updates the super-block.
system	Executes a shell command.
tgetent, tgetnum, tgetflag, tgetstr, tgoto, tputs, termcap	Performs terminal functions.
terminfo	terminal description database.
ftime, time	Gets time and date.
tmpfile	Creates a temporary file.
tempnam, tmpnam	Creates a name for a temporary file.
sin, cos, tan, asin, acos, atan, atan2, trig	Performs trigonometric functions.
tfind, tdelete, twalk, tsearch	Manages binary search trees.
isatty, ttyname	Finds the name of a terminal.
ttyslot	Finds the slot in the utmp file of the current user.
uadmin	Administrative control
ulimit	Gets and sets user limits.
umask	Sets and gets file creation mask.
umount	Unmounts a file system.
uname	Gets name of current XENIX system.
ungetc	Pushes character back into input stream.
unlink	Removes directory entry.
ustat	Gets file system statistics.
utime	Sets file access and modification times.
varargs	variable argument list
vfprintf, vsprintf, vprintf	Prints formatted output of a varargs argument list.
wait	Waits for a child process to stop or terminate.
nbwaitsem, waitsem	Awaits and checks access to a resource governed by a semaphore.
write	Writes to a file.
fxlist, xlist	Gets name list entries from files.

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