whatis

<B>Digital的Unix操作系统VAX 4.2源码</B>

a.out (5)		- assembler and link editor output
a64l, l64a (3)		- convert long integer and base-64 ASCII string
abort (3)		- generate an illegal instruction fault
abs, labs (3)		- integer absolute value
ac (8)			- login accounting
accept (2)		- accept a connection on a socket
access (2)		- determine the accessibility of file
acct (2)		- turn accounting on or off
acct (5)		- execution accounting file
acl_check (3krb)	- Access control list (ACL) library routines.
acucap (5)		- Automatic call unit capabilities file
addbib (1)		- create or extend bibliographic database
addch, waddch, mvaddch, mvwaddch (3cur) - add character to window
addnode (8)		- add or change an entry in the nodes database 
addstr, waddstr, mvaddstr, mvwaddstr (3cur) - add string to window
adduser, removeuser, addgroup (8)   - add and remove user accounts
adjtime (2)		- correct the time to allow synchronization of the system clock
admin (1)		- SCCS file administrator
alarm (3)		- schedule signal after specified time
alex (1mh)		- extract addresses from message headers
ali (1mh)		- list mail aliases
aliases (5)		- aliases file for sendmail
anno (1mh)		- annotate messages
ansi_ps, regis_ps, tek4014_ps (8)   - datatype to PostScript translators
ap (8mh)		- parse addresses RFC 822-style
apply (1)		- apply a command to a set of arguments
apropos (1)		- locate commands by keyword lookup
ar (1)			- archive and library maintainer
ar (5)			- archive (library) file format
arp (4p)		- Address Resolution Protocol
arp (8c)		- address resolution display and control 
as (1)			- RISC assembler
ascii (7)		- map of ASCII character set
asinh, acosh, atanh (3m)    - inverse hyperbolic functions
assert (3)		- program verification
at, batch (1)		- execute commands at a later time
atof, atoi, atol, strtol, strtoul, strtod (3)	- convert ASCII to numbers
atomic_op (2)		- perform test and set operation.
attroff, attron, attrset, standend, standout, wstandend, wstandout, wattroff, wattron, wattrset (3cur) - attribute manipulation
audcntl (2)		- audit control
audgen (2)		- generate an audit record
audgen (8)		- generate an audit record
audgenl (3x)		- generate an audit record
audit (4)		- audit log interface
auditd (8)		- audit daemon 
auditmask (8)		- get or set auditmasks
audit_tool (8)		- ULTRIX auditlog reduction tool
auth (5)		- auth database
authenticate_user (3x)	- authenticate user
authenticate_user (3x)	- authenticate user
autoconf (4)		- diagnostics from the autoconfiguration code
automount (8nfs)	- automatically and transparently mounts and unmounts NFS file systems
awk (1)			- pattern scanning and processing language
basename (1)		- strip directory names from pathname
baudrate (3cur)		- return terminal baudrate
bc (1)			- interactive arithmetic language processor
bcopy, bcmp, bzero, ffs (3) - bit and byte string operations
bdiff (1)		- big file differential comparator
beep, flash (3cur)	- generate audiovisual alarm
biff (1)		- be notified if mail arrives and who it is from
bind (2)		- bind a name to a socket
bindsetup (8)		- set up the Berkeley Internet Name Domain (BIND)/Hesiod service
binmail (1)		- send or receive mail among users
biod (8nfs)		- Start NFS asynchronous block I/O daemons
bootpd (8)		- Server to help boot diskless clients
box (3cur)		- draw box
brk, sbrk (2)		- change data segment space allocation
bsearch (3)		- binary search a sorted table
burst (1mh)		- explode digests into messages
cachectl (2)		- mark pages cacheable or uncacheable
cacheflush (2)		- flush the instruction cache, data cache, or both
cal (1)			- print calendar
calendar (1)		- calendar reminder service
capsar (1)		- prepares documents not in ASCII format for transport in the mail system
cat (1)			- concatenate and print data
catgetmsg (3int)	- get message from a message catalog
catgets (3int)		- read a program message
catman (8)		- create the cat files for the manual
catopen, catclose (3int)    - open/close a message catalog
catpw (1)		- prints all password entries
cb (1)			- C program beautifier
cbreak, nocbreak (3cur) - set/clear cbreak mode
cbrt, sqrt (3m)		- cube root, square root
cc (1)			- RISC C compiler
ccr (8)			- remote console carrier requester
cd (1)			- change current directory
CDA (5)			- Compound Document Architecture
cdc (1)			- change delta commentary of an SCCS file
cdfs (5cdfs)		- The CD-ROM (Compact Disc Read Only Memory) File System 
cdoc (1)		- invokes CDA Converter 
cfb (4)			- color bitmap graphics
cflow (1)		- generate C flow graph
chdir (2)		- change working directory
checknr (1)		- check nroff/troff files
chfn (1)		- change system finger entry
chgrp (1)		- change file group
chmod (1)		- change file mode
chmod, fchmod (2)	- change mode of file
chown (8)		- change owner and, optionally, group
chown, fchown (2)	- change owner and group of a file
chpt (8)		- change a disk partition table
chroot (2)		- change root directory
chroot (8)		- change root directory for a command
chsh (1)		- change login shell
clear (1)		- clear terminal screen
clear, wclear (3cur)	- clear window
clearok (3cur)		- enable screen clearing
clock (3)		- report CPU time used
close (2)		- delete a descriptor
clri (8)		- clear inodes
clrtobot, wclrtobot (3cur)  - clear to end of screen
clrtoeol, wclrtoeol (3cur)  - clear to end of line
cmp (1)			- compare two files
cmx (8)			- generic communication exerciser
col (1)			- filter reverse line feeds
colcrt (1)		- filter nroff output for CRT previewing
colrm (1)		- remove columns from a file
comb (1)		- combine delta versions of SCCS file 
comm (1)		- compare sorted data
comp (1mh)		- compose a message
compact, uncompact, ccat (1)	- compress and uncompress files, and cat them
compress, uncompress, zcat (1)	- compress and expand data
comsat (8c)		- biff server
config (8)		- build system configuration files
conflict (8mh)		- search for alias/password conflicts
connect (2)		- initiate a connection on a socket
console (4)		- console interface
copysign, drem, finite, logb, scalb (3m)    - copysign, remainder, exponent manipulations
cord (1)		- rearranges procedures in an executable to facilitate better cache mapping.
cord2 (1)		- rearranges basic blocks in an executable file to facilitate better cache mapping.
core (5)		- format of memory image file
cp (1)			- copy file data
cpio (1)		- copy file archives in and out
cpio (5)		- format of cpio archive
cpp (1)			- the C language preprocessor
cpustat (1)		- report CPU statistics
crash (8)		- examine system images
crash (8v)		- what happens when the system crashes
creat (2)		- create a new file
creatediskbyname (3x)	- get the disk description associated with a file name
cron (8)		- clock daemon
crontab (5)		- clock daemon table file
crypt (1)		- encode/decode (available only if the Encryption layered product is installed)
crypt, crypt16, setkey, encrypt (3) - DES encryption
csh (1)			- C shell Command Interpreter
csplit (1)		- context split
ctags (1)		- create a tags file
ctermid (3s)		- generate file name for terminal
ctime, localtime, gmtime, asctime, difftime, mktime, timezone, tzset (3)    - date and time functions 
ctod (1)		- combine DDIS objects into DOTS format
ctrace (1)		- C program debugger
curses (3x)		- screen functions with optimal cursor motion
cuserid (3s)		- get character login name of the user
cut (1)			- cut out selected fields of each line of a file
cxa (4)			- CXA16 communications interface
cxref (1)		- generate C program cross reference
cxy (4)			- CXY08 communications interface
date (1)		- print date and time
dbminit, fetch, store, delete, firstkey, nextkey (3x)	- data base subroutines
dbm_open, dbm_close, dbm_fetch, dbm_store, dbm_delete, dbm_firstkey, dbm_nextkey, dbm_error, dbm_clearerr (3) - data base subroutines
dbx (1)			- source level debugger
dc (1)			- desktop calculator
dc (4)			- serial line/mouse/keyboard
dcheck (8)		- check directory consistency 
dd (1)			- copy and convert data
DDIF (5)		- Digital Document Interchange Format (DDIF) files
DDIS (5)		- Digital Data Interchange Syntax / ISO ASN.1 (DDIS/ASN.1) files
def_prog_mode, def_shell_mode (3cur)	- save terminal modes
delay_output (3cur)	- cause short delay
delch, mvdelch, mvwdelch, wdelch (3cur) - remove character from window
deleteln, wdeleteln (3cur)  - remove line from window
delta (1)		- create new SCCS delta to save changes
delwin (3cur)		- delete window
deroff (1)		- remove formatting codes from text
des_crypt (3krb)	- Data Encryption Standard (DES) encryption library routines.
devio (4)		- device information interface
df (1)			- display free and used disk space
dhb (4)			- DHB32 communications multiplexer
dhq (4)			- DHQ11 communications interface
dhv (4)			- DHV11 communications interface
diction, explain (1)	- print wordy sentences; thesaurus for diction
diff (1)		- differential file comparator
diff3 (1)		- 3-way differential file comparison
diffmk (1)		- mark differences between files
dir (5)			- format of directories
dircmp (1)		- directory comparison
dirname (1)		- deliver directory names from pathname
dis (1)			- disassemble an object file
disassembler (3x)	- disassemble a MIPS instruction and print the results
disktab (5)		- disk description file
dist (1mh)		- redistribute a message to additional addresses
div, ldiv (3)		- integer division
dkio (4)		- disk interface
dmb (4)			- DMB32 communications multiplexor
dms (8)			- diskless management services utility
dmv (4)			- DMV11 communications interface
doconfig (8)		- a program to aid system configuration
domainname (1yp)	- display or set the name of the current domain for this system
DOTS (5)		- Data Object Transport Syntax (DOTS) files
dp (8mh)		- parse dates RFC 822-style
draino (3cur)		- wait for output to drain
drand48, erand48, lrand48, nrand48, mrand48, jrand48, srand48, seed48, lcong48 (3)  - generate uniformly distributed pseudo-random numbers
drum (4)		- paging device
dskx (8)		- generic disk exerciser
DTIF (5)		- Digital Table Interchange Format
dtoc (1)		- unpack objects from a DOTS file
du (1)			- print amount of disk usage
dump (8)		- create file system dump
dumpfs (8)		- dump file system information
dumprestor, dumpdates (5)   - incremental dump format
dup, dup2 (2)		- duplicate an open file descriptor
dupterm (8)		- DUP virtual terminal program
echo (1)		- echo arguments
echo (1sh5)		- echo arguments 
echo, noecho (3cur)	- enable/disable terminal echo
ecvt, fcvt, gcvt (3)	- output conversion
ed, red (1)		- text editor
edauth (8)		- edit user auth entry
edquota (8)		- edit user quotas
elcsd (8)		- error logging daemon 
elcsd.conf (5)		- error logging configuration file 
eli (8)			- error log initialization program
emulate_branch, execute_branch (3)  - branch emulation
end, etext, edata (3)	- last locations in program
endwin (3cur)		- restore initial terminal environment
env (1)			- set environment for command execution
environ (5int)		- natural language support (NLS) environment variables 
environ (7)		- user environment
erase, werase (3cur)	- copy blanks into window
erasechar (3cur)	- return current ERASE character
erf, erfc (3m)		- error functions
errlog (4)		- error logging interface
errno (2)		- introduction error numbers
error (1)		- analyze and disperse compiler error messages
error_c_get_text (3ncs) - return subsystem, module, and error texts for a status code
error_c_text (3ncs)	- return an error message for a status code
ethers (5)		- database that maps Ethernet addresses to hostnames
ethers, ether_ntoa, ether_aton, ether_ntohost, ether_hostton, ether_line (3n)	- Ethernet address mapping operations
ex, edit (1)		- text editor