X	/usr directory::usr directory/usr/ucb directory	1
X	/bin directory::bin directory	1
X	/usr directory::usr directory/usr/ccs/bin directory	1
X	/usr directory::usr directory/usr/dt/bin directory	1
X	/usr directory::usr directory/usr/java/bin directory	1
X	/usr directory::usr directory/usr/openwin/bin directory	1
S	Unix commands (list)	2
S	commandsall Unix commands (list)	2
X	appletviewer command	2
X	applets, Java	2
X	Java languageapplets, running	2
X	apropos command	2
X	helpmanpage keyword lookup	2
X	manpageskeyword lookup	2
X	ar command	2
X	archives	2
X	deletingfiles from archives	2
X	movingfiles in archives	2
X	printingfilesfrom archives::archives	2
X	appending to files	2
X	replacing files in archives	2
X	listing filesin archives::archives	2
X	as command	3
X	object filesgenerating	3
X	assembly language processingas command	3
X	at command	4
X	date/timebatch execution at specific	4
X	batch executionat specified date/time::specified date/time	4
X	mon.out file	6
X	cd command	6
X	changing directory	6
X	directorieschanging (moving between)	6
X	CDE (Common Desktop Environment)	6
X	Common Desktop Environment (CDE)	6
X	cflow command	7
X	functionsflowcharting	7
X	flowcharting function calls	7
X	checkeq command	7
X	eqn preprocessor (nroff/troff)	7
X	nroff formatting languagechecking mismatched delimiters	7
X	troff formatting languagechecking mismatched delimiters	7
X	checknr command	8
X	nroff formatting languagechecking mismatched delimiters	8
X	troff formatting languagechecking mismatched delimiters	8
X	chgrp command	8
X	ownership, filechanging	8
X	filesownership of	8
X	groupsfile ownership for	8
X	chkey command	8
X	passwordschanging	8
X	chkey command	8
N	chkey command(see also keylogin command; key-logout command)	
X	chmod command	9
X	access modes, changing	9
X	permissions, filechanging	9
X	filespermissions	9
X	chown command	10
X	filesownership of	10
X	ownership of files	10
X	checksumcksum command	10
X	cksum command	10
X	CRCs (cyclic redundancy checks)	10
X	cyclic redundancy checks (CRCs)	10
X	data transmission, verifying	10
X	filescalculating checksum for	10
X	checksum, calculating	10
X	clearing terminal display	11
X	deletingclearing terminal display	11
X	clear command	11
X	terminalsclearing displays	11
X	filescomparing	11
X	comparingfiles	11
X	cmp command	11
X	col command	11
X	reverse linefeeds, displaying	11
X	escape sequences, displaying	11
X	displayingreverse linefeeds	11
X	displayingescape sequences	11
X	comm command	12
X	comparingfiles	12
X	filescomparing	12
X	compress command	12
X	compression	12
N	sizefile compression(see compression)	
X	filescompression	12
X	cp command	13
X	filescopying	13
X	copyingfiles	13
X	cpio command	13
N	filesarchives(see archives)	
X	copyingarchives	13
X	archivescopying	13
X	tape files, copying/restoring	13
X	diskscopying archive files	13
X	crontab command	15
X	date/timebatch execution at specific	15
X	batch executionat specified date/time::specified date/time	15
X	cross references	16
X	cscope command	16
X	symbol cross references	16
X	csh (C shell)	17
N	C shell(see csh)	
X	csplit command	17
X	splitting files	17
X	filessplitting into multiple filesbased on context	17
X	ctags command	18
X	namesfunctions and macros, listing	18
X	functionslisting names	18
X	macro names, listing	18
X	ctrace commands	18
X	C and C++ languagesdebugging	18
X	debuggingC programs	18
X	extracting columns/fields from files	19
X	filesextracting columns/fields	19
X	cut command	19
X	columnsselecting from files	19
X	cut command	19
N	cut command(see also join command; newform command; paste command)	
X	cxref command	20
X	cross references	20
X	symbol cross references	20
X	C and C++ languagessymbol cross references	20
X	date/timecurrent	21
X	current date/time	21
X	date command	21
X	dc command	23
X	calculator commandsdc command	23
X	dd command	23
X	copyingfiles	23
X	filescopying	23
X	convertingcharacterscase	23
X	caseconverting	23
N	uppercase(see case)	
N	lowercase(see case)	
N	capitalization(see case)	
X	sizebuffer block size	23
X	block size (characters)	23
X	characters	23
N	characters(see also text)	
X	charactersbuffer block size	23
X	text	23
N	text(see also characters)	
X	troff formatting languageremoving all requests/macros	25
X	nroff formatting languageremoving all requests/macros	25
X	deletingnroff/troff request and macros	25
X	deroff command	25
X	filesstripping troff/nroff codes	25
X	df command	26
X	disk space, reporting on	26
X	free disk space, reporting	26
X	inodes, reporting on	26
X	diff command	26
X	filescomparing	26
X	comparingfiles	26
X	diff3 command	27
X	filescomparing	27
X	comparingfiles	27
X	diffmk command	28
X	comparingfilesdocument drafts	28
X	documents, comparing	28
X	filescomparingdocument drafts	28
X	dircmp command	28
X	comparingdirectory contents	28
X	directoriescomparing contents	28
X	dirname command	29
N	namesfiles(see filenames)	
N	namespaths(see pathnames)	
X	filenamesstripping from pathnames	29
X	pathnamesstripping filenames from	29
X	namesdirectories, printing	29
X	directoriesprinting names of	29
X	dis command	29
X	disassembling object files	29
X	filesdisassembling	29
X	archivesdisassembling	29
X	dos2unix command	29
X	convertingcharactersDOS to ISO	29
X	charactersconverting DOS to ISO	29
X	filesconvertingDOS to ISO	29
X	download command	29
X	loading fonts to PostScript files	29
X	fontsloading to PostScript files	29
X	PostScript filesadding fonts to	29
N	PS files(see PostScript files)	
N	filesPostScript(see PostScript files)	
X	convertingfilestroff to PostScript	30
X	dpost command	30
X	PostScript filescreating from troff	30
X	troff formatting languageconverting to PostScript	30
X	du command	31
X	usage information (disks)	31
X	disksusage information	31
N	standard input(see STDIN)	
X	STDOUT, printing to	32
X	standard output, printing to	32
X	echo command	32
X	printingto standard output::standard output	32
X	writing to standard output	32
X	text editorsed	32
X	ed text editor	32
X	line-oriented text editor	33
X	text editorsedit	33
X	edit text editor	33
X	egrep command	33
X	filessearching contents	33
X	searchingfile contents	33
X	regular expressionssearching file contents	33
X	removable mediaejecting	34
X	eject command	34
X	CD-ROM, ejecting	34
N	floppy disks(see disks)	
X	disksejecting	34
X	elfdump command	34
X	filesdumping parts of	34
X	archivesdumping parts of	34
N	object files(see archives; files)	
X	env command	35
X	environment, displaying	35
X	environment variablesmodifying values	35
X	error command	35
X	compiler error messages	35
X	error messagescompiler	35
X	filesinserting compiler error messages	35
X	ex editor	35
X	text editorsex	35
N	filesediting(see text editors)	
X	expand command	36
X	tab charactersexpanding to spaces	36
N	space(see whitespace)	
X	textexpanding tabs into spaces	36
X	convertingcharacterstabs to spaces	36
X	whitespaceexpanding tabs into spaces	36
X	expr command	37
X	expressions, evaluating	37
X	evaluating expressions	37
X	exstr command	39
X	C and C++ languagesextracting strings for localization	39
X	stringslocalizing	39
X	localization of strings	39
X	internationalization	39
X	factor command	40
X	numbersprime factors	40
X	prime factors	40
X	false command	40
X	fdformat command	40
X	disksformatting	40
X	formatting disks and memory cards	40
X	PCMCIA memory cards, formatting	40
X	fgrep command	41
X	searchingfile contents	41
X	filessearching contents	41
N	textsearching for(see searching)	
X	regular expressionssearching file contents	41
X	file command	42
X	filesclassifying by data type	42
X	classifying files by data type	42
X	data classification of files	42
S	find command	43
S	filessearching for	43
S	searchingfor files::files	43
S	pathnamessearching for files	43
E	find command	46
E	filessearching for	46
E	searchingfor files::files	46
E	pathnamessearching for files	46
X	finger command	46
X	usersdisplaying data about	46
X	\&.project file::project file	46
X	\&.plan file::plan file	46
X	fmt command	46
X	textline formatting	46
X	lines (files), formatting	46
X	filesformatting lines in	46
X	ftp command	47
X	remote file transfer	47
X	remote systemscopying files between	47
X	filescopyingremotely	47
X	copyingfilesremotely	47
X	FTP (File Transfer Protocol)	47
X	gcore command	47
X	processescore images of	47
X	core images, creating	47
X	gencat command	47
X	messagesappending and merging	47
X	genmsg command	48
X	messagesextracting	48
X	getconf command	49
X	systemconfiguration variables, printing	49
X	configuration variables, system	49
X	filesystem-related parameters	49
X	variablessystem configuration, printing	49
X	printingsystem configuration variables	49
X	gettext command	49
X	stringslocalizing	49
X	localization of strings	49
X	internationalization	49
N	translating strings(see localization of strings)	
X	TEXTDOMAIN environment variable	49
X	TEXTDOMAINDIR environment variable	49
X	gettxt command	49
X	messagesretrieving	49
X	localization of strings	49
X	LC_MESSAGES variable::LC MESSAGES	49
X	gprof command	49
X	C and C++ languagescall-graph profile data	49
X	call-graph profile data	49
X	profile data, displaying	49
X	grep command	50
X	regular expressionssearching files for	50
X	filessearching contents	50
X	searchingfile contents	50
X	groups command	51
X	usersdisplaying group membership	51
X	groupsdisplaying user membership	51
X	gunzip command	51
X	compression	51
X	filescompression	51
X	gzcat command	51
X	gzip command	51
X	compression	51
X	filescompression	51
X	L\|Z\|7\|7 coding::LZ77 coding	51
X	Lempel-Ziv (L\|Z\|7\|7) coding	51
X	head command	53
N	printingfile contents(see files, printing)	
X	filesprintinginitial lines of	53
X	hostid command	53
X	host machine	53
X	hostname command	53
X	host machine	53
X	hostname command	53
N	hostname command(see also uuname command)	
X	iconv command	53
X	filesconvertingcharacter sets in	53
X	convertingcharacter sets	53
X	character sets, converting	53
X	id command	54
X	usersIDsdisplaying	54
X	groupslisting IDs for	54
X	ipcrm command	54
X	semaphore sets, removing	54
X	shared memory identifiers, removing	54
X	ipcs command	54
X	interprocess communication facilities	54
X	jar command	55
X	archivesJava archives	55
X	java command	55
X	compilingJava code	55
X	Java languagecompiling code	55
X	java_g command	57
X	javac command	57
X	documentation for Java language	58
X	Java languagedocumentation	58
X	javadoc command	58
X	javah command	59
X	headersJava code	59
X	digital signatures, Java archives	60
X	javakey command	60
X	securitydigital signatures for Java files	60
X	Java languagedigital signatures for Java files	60
X	javald command	61
X	CLASSPATH environment variable	61
X	javap command	62
X	disassmbling Java class files	62
X	class files (Java), disassembling	62
X	Java languagedisassembling class files	62
X	jdb command	62
X	debuggingJava code	62
X	Java languagedebugging	62
X	join command	63
X	filesjoining similar lines of	63
X	sorting filesjoining lines of sorted files	63
X	jre command	64
X	Java languageJava Runtime Environment	64
X	jsh command	65
N	processescontrolling(see job control)	
X	shell scriptsjob control via	65
X	job controlin shell scripts::shell scripts	65
X	keylogin command	65
X	keylogin command	65
N	keylogin command(see also chkey command; key-logout command)	
X	passwordsprompting for	65
X	secret keysdecrypting	65
X	secure network servicesdecrypting secret keys in	65
X	keylogout command	65
X	secret keysdeleting	65
X	secure network servicesdeleting secret keys in	65
X	keylogout command	65
N	keylogout command(see also chkey command; key-login command)	
X	kill command	65
X	processesterminating IDs	65
X	terminating process IDs	65
S	ld command	66
S	linkseditors	66
S	filescombining into module	66
E	linkseditors	69
E	ld command	69
E	filescombining into module	69
X	ldd command	69
X	fileslistingshared objects for	69
X	executable files, shared objects for	69
X	lex command	70
X	programslexical analysisgenerating	70
X	lexical analysis programs, generating	70
X	lex command	70
N	lex command(see also yacc command)	
X	regular expressionslexical analysis program	70
X	line command	70
X	shell scriptsreading from terminal	70
X	linesreading from standard input	70
X	lint command	70
X	C and C++ languagesdetecting bugs and errors	70
X	debuggingC programs	70
X	listing users	71
X	listusers command	71
X	userslisting	71
X	ln command	72
X	filespseudonyms (links) for	72
X	linkscreating for files	72
X	locale command	72
X	localegetting information on	72
X	localedef command	72
X	localedefinitions, reaching	72
X	logger command	73
X	loggingmessages	73
X	login command	74
X	signing on to system	74
X	logname command	74
X	logging indisplaying name	74
X	look command	74
X	filessearching contentsby line beginnings::line beginnings	74
X	searchingfile contentsby line beginnings::line beginnings	74
S	lp command	75
S	printingfiles	75
S	filessending to printer	75
E	lp command	76
E	printingfiles	76
E	filessending to printer	76
X	lpq command	76
X	printingqueuedisplaying	76
X	lpr command	76
X	printingsending files	76
X	lprm command	76
X	printingqueueremoving requests from	76
X	lprof command	77
X	programsdisplaying profile data for	77
X	lprof command	77
N	lprof command(see also gprof command; prof command)	
X	profile data, displayingfor programs generally	77
X	lpstat command	77
X	printingqueuestatus of	77
X	ls command	78
X	fileslistingfor current directory	78
X	listing filesfor current directory	78
X	m4 processor	80
X	mail command	80
X	emailreading and sending	80
X	mailx command	81
X	email messagesreading and sending	81
X	reading email messages	81
X	sending email messages	81
X	make command	82
X	targets, updating	82
X	makefilesoverriding	82
X	man command	83
X	displayingmanpages	83
X	manpagesdisplaying	83
X	MANPATH environment variable	83
X	PAGER environment variable	83
N	online manual(see manpages)	
N	helponline manual(see manpages)	
X	mcs command	84
X	filescomments in, modifying	84
X	commentsin files, modifying::files, modifying	84
X	mesg command	84
X	userspermissionschanging	84
X	mkdir command	84
X	directoriescreating	84
X	creating directories	84
X	mkmsgs command	85
X	filesconvertingstring_files into msg_files	85
X	convertingfilesstring_files into msg_files	85
X	more command	85
X	paging files	85
X	filespaging	85
X	displayingfiles, by page	85
X	filesdisplayingby page::page	85
X	msgfmt command	86
X	portable object files	86
X	\&.po files::po files	86
X	mv command	86
X	filesmoving	86
X	filesrenaming	86
X	directoriesmoving	86
X	directoriesrenaming	86
X	movingdirectories and files	86
X	renamingdirectories and files	86
X	native2ascii command	87
X	Unicode character setconverting files to	87
X	Latin-1 character setconverting files to	87
X	convertingfilesto Unicode::unicode	87
X	nawk programming language	87
X	nice command	88
X	commandslower priority, executing	88
X	executing commandsof lower priority::lower priority	88
X	nl command	88
X	filesnumbering lines in	88
X	linesnumbering in files	88
X	numbering lines in files	88
X	nm command	89
X	filessymbol tables for, printing	89
X	symbol tables, printing	89
X	tablessymbol tables, printing	89
X	nohup command	91
X	executing commandsafter logout	91
X	commandsexecutingafter logout	91
X	od command	91
X	octal dumps, producing	91
X	dumps, octal	91
X	page command	92
N	page command(see also more command)	
X	passwd command	92
X	passwordschanging	92
X	passwordscreating	92
X	passwordsdisplaying information	92
X	paste command	93
X	filesmerging lines into columns	93
X	columnsmerging file lines into	93
X	patch command	94
X	filespatching	94
X	pathchk command	95
X	pathnameschecking for acceptability	95
X	pax command	95
X	Portable Archive Exchange (PAX)	95
X	archivespax (Portable Archive Exchange)	95
X	perl command	98
X	pr command	100
X	filesformatting	100
X	formatting files	100
X	printenv command	101
X	environment variablesprinting values of	101
X	printingenvironment variable values	101
X	printf command	101
X	printingstrings	101
X	stringsprinting	101
X	prof command	102
X	filesdisplayingprofile data for	102
X	profile data, displayingfor files	102
X	ps command	102
X	reportson active processes::active processes	102
X	active processes, reports on	102
X	pwd command	103
X	directoriesprinting names of	103
X	rcp command	104
X	remote systemscopying files between	104
X	filescopyingremotely	104
X	copyingfilesremotely	104
X	regcmp command	104
X	regular expressionscompiling	104
X	compilingregular expressions	104
X	reset command	104
X	terminalsclearing settings	104
X	aborted programs, clearing terminal settings	104
X	reset command	104
N	reset command(see also tset command)	
X	rksh command	105
X	ksh (Korn shell)setting restrictions on	105
X	rlogin command	105
X	remote host, connecting to	105
X	rm command	105
X	filesdeleting	105
X	fileswrite-protected, deleting	105
X	directoriesdeleting	105
X	rmdir command	105
X	directoriesdeleting	105
X	rmdir command	105
N	rmdir command(see also mkdir command)	
X	deletingdirectories	105
X	rmic command	106
X	RMI (remote method invocation)compiler	106
X	Java languageRMI compiler	106
X	compilingJava codeRMI compiler	106
X	rmiregistry command	106
X	remote object registry	106
X	restricted shells	107
X	rsh (remote shell)	107
X	rsh (remote shell)	107
N	rsh (remote shell)(see also sh command)	
X	sh (Bourne shell)setting restrictions on	107
N	Bourne shell(see sh)	
X	rsh (remote shell)	107
N	remsh command(see rsh)	
X	script command	107
X	sessionsrecording	107
X	recording session	107
N	login sessions(see sessions)	
X	sdiff command	107
X	filescomparing	107
X	sed editor	108
X	editorsstream	108
X	stream editors	108
X	sh command	109