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| cal | Displays a calendar. |
| calendar | Writes reminder messages to standard output. |
| cancel | Cancels requests to a line printer. |
| canonls | Processes troff command output for the Canon LASER SHOT in LIPS III mode. |
| captoinfo | Converts a termcap file to a terminfo descriptor file. |
| capture | Allows terminal screens to be dumped to a file. |
| cat | Concatenates or displays files. |
| catman | Creates the cat files for the manual. |
| cb | Puts C source code into a form that is easily read. |
| cd | Changes the current directory. |
| cdc | Changes the comments in a SCCS delta. |
| cfgif | Configures or activates one or all network interface (IF) instance(s) defined in the system configuration database. |
| cfginet | Loads and configures an Internet instance and its associated IF instances. |
| cfgmgr | Configures devices by running the programs specified in the Configuration Rules Object Class. |
| cflow | Generates a C flow graph of external references. |
| cfsadmin | Administers disk space used for caching file systems with the Cache File-System (CacheFS). |
| chargefee | Charges an individual for the number of work units specified. |
| chauthent | Changes the configured authentication methods for the system. |
| chcons | Redirects the system console to a specified device or file to be effective on the next start of the system. |
| chdev | Changes the characteristics of a device. |
| chdisp | Changes the display used by the low function terminal (LFT) subsystem current terminal. |
| chdsmitd | Changes a domain in the member list for DSMIT. |
| checkcw | Prepares constant-width text for the troff command. |
| checkeq | Checks documents formatted with memorandum macros. |
| checkmm | Checks documents formatted with memorandum macros. |
| checknr | Checks nroff and troff files. |
| chfilt | Changes a filter rule. |
| chfn | Changes a user's gecos information. |
| chfont | Changes the default font for a display. |
| chfs | Changes attributes of a file system. |
| chgif | Reconfigures an instance of a network interface. |
| chginet | Reconfigures the Internet instance. |
| chgroup | Changes attributes for groups. |
| chgrp | Changes the group ownership of a file or directory. |
| chgrpmem | Changes the administrators or members of a group. |
| chhwkbd | Changes the Low Function Terminal (LFT) keyboard attributes stored in the Object Data Manager (ODM) database. |
| chitab | Changes records in the /etc/inittab file. |
| chkbd | Changes the default keyboard map used by the Low Function Terminal (LFT) subsystem at system startup. |
| chkey | Changes your encryption key. |
| chlang | Changes the language (LANG) environment variable in the /etc/environment file. |
| chlicense | Sets the maximum number of users that can be logged in concurrently. |
| chlv | Sets the maximum number of users that can be logged in concurrently. |
| chlvcopy | Marks or unmarks mirror copy as readonly backup. |
| chmaster | Executes the ypinit command and restarts the network information service (NIS) daemons to change a master server. |
| chmod | Changes permission modes. |
| chnamsv | Changes TCP/IP-based name service configuration on a host. |
| chnfs | Changes the configuration of the system to invoke a specified number of biod and nfsd daemons. |
| chnfsexp | Changes the options used to export a directory to NFS clients. |
| chnfsmnt | Changes the options used to mount a directory from an NFS server. |
| chown | Changes the user associated with a file. |
| chprtsv | Changes a print service configuration on a client or server machine. |
| chps | Changes attributes of a paging space. |
| chpv | Changes the characteristics of a physical volume in a volume group. |
| chque | Changes the queue name. |
| chquedev | Changes the printer or plotter queue device names. |
| chrole | Changes role attributes. |
| chroot | Changes the root directory of a command. |
| chsec | Changes attributes in the security stanza files. |
| chserver | Changes a subserver definition in the subserver object class. |
| chservices | Changes the contents of the /etc/services file. |
| chsh | Changes a user's login shell. |
| chslave | Re-executes the ypinit command to retrieve maps from a master server and restarts the ypserv daemon to start the slave server. |
| chssys | Changes a subsystem definition in the subsystem object class. |
| chsubserver | Changes the contents of the /etc/inetd.conf file or similar system configuration file. |
| chtcb | Changes or queries the trusted computing base attribute of a file. |
| chtun | Changes a tunnel definition. |
| chtz | Changes the language (TZ) environment variable in the /etc/environment file. |
| chuser | Changes attributes for the specified user. |
| chvfs | Changes entries in the /etc/vfs file. |
| chvg | Sets the characteristics of a volume group. |
| chvirprt | Changes the attribute values of a virtual printer. |
| chvmode | Changes the current output device and viewport size of the X server. |
| chypdom | Changes the current domain name of the system. |
| ckpacct | Checks data file size for process accounting. |
| ckprereq | Verifies that all prerequisite software is available and at appropriate revision levels. |
| cksum | Displays the checksum and byte count of a file. |
| clear | Clears the terminal screen. |
| cmp | Compares two files. |
| cnsview | Provides information about changes to the parameters of a 7318 and its associated devices and drivers. |
| col | Filters for standard output text having reverse linefeeds and forward/reverse half-linefeeds. |
| colcrt | Filters nroff command output for CRT previewing. |
| colrm | Extracts columns from a file. |
| comb | Combines SCCS deltas. |
| comm | Selects or rejects lines common to two sorted files. |
| command | Executes a simple command. |
| comp | Composes a message. |
| compress | Compresses data. |
| comsat | Notifies users of incoming mail. |
| confer | Provides an online conferencing system. |
| conflict | Searches for alias and password conflicts. |
| copy | Copies files. |
| cp | Copies files. |
| cpio | Copies files into and out of archive storage and directories. |
| cplv | Copies the contents of a logical volume to a new logical volume. |
| cpp | Performs file inclusion and macro substitution on C Language source files. |
| cpu_state | Controls and lists which processors will be active when the system is next started. |
| craps | Starts the craps game. |
| crash | Displays system images for examining a dump. |
| crex | Starts the concurrent daemon for DSMIT. |
| crfs | Adds a file system. |
| cron | Runs commands automatically. |
| cronadm | Lists or removes crontabor at jobs. |
| crontab | Submits, edits, lists, or removes cron job files. |
| crvfs | Creates entries in the /etc/vfs file. |
| csh | Invokes the C shell. |
| csplit | Splits files by context. |
| ct | Dials an attached terminal and issues a login process. |
| ctags | Makes a file of tags to help locate objects in source files. |
| cu | Connects directly or indirectly to another system. |
| custom | Allows users to customize X applications. |
| cut | Writes out selected bytes, characters, or fields from each line of a file. |
| cw | Prepares constant-width text for the troff command. |
| cxref | Creates a C program cross-reference listing. |
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