man pages section 1: User Commands
  • C
    • cal(1)- display a calendar
    • calendar(1)- reminder service
    • cancel(1)- cancel print request
    • case(1)- shell command interpreter built-in commands
    • cat(1)- concatenate and display files
    • cc(1B)- C compiler
    • cd(1)- change working directory
    • cdc(1)- change the delta commentary of an SCCS delta
    • cdrw(1)- CD read and write
    • chdir(1)- change working directory
    • checkeq(1)- typeset mathematics test
    • checknr(1)- check nroff and troff input files; report possible errors
    • chgrp(1)- change file group ownership
    • chkey(1)- change user's secure RPC key pair
    • chmod(1)- change the permissions mode of a file
    • chown(1)- change file ownership
    • chown(1B)- change owner
    • ckdate(1)- prompts for and validates a date
    • ckgid(1)- prompts for and validates a group id
    • ckint(1)- display a prompt; verify and return an integer value
    • ckitem(1)- build a menu; prompt for and return a menu item
    • ckkeywd(1)- prompts for and validates a keyword
    • ckpath(1)- display a prompt; verify and return a pathname
    • ckrange(1)- prompts for and validates an integer
    • ckstr(1)- display a prompt; verify and return a string answer
    • cksum(1)- write file checksums and sizes
    • cktime(1)- display a prompt; verify and return a time of day
    • ckuid(1)- prompts for and validates a user ID
    • ckyorn(1)- prompts for and validates yes/no
    • clear(1)- clear the terminal screen
    • cmp(1)- compare two files
    • cocheck(1F)- communicate with a process
    • cocreate(1F)- communicate with a process
    • codestroy(1F)- communicate with a process
    • col(1)- reverse line-feeds filter
    • comb(1)- combine SCCS deltas
    • comm(1)- select or reject lines common to two files
    • command(1)- execute a simple command
    • compress(1)- compress, uncompress files or display expanded files
    • continue(1)- shell built-in functions to escape from or advance within a controlling while, for, foreach, or until loop
    • coproc(1F)- communicate with a process
    • coreceive(1F)- communicate with a process
    • cosend(1F)- communicate with a process
    • cp(1)- copy files
    • cpio(1)- copy file archives in and out
    • cpp(1)- the C language preprocessor
    • cputrack(1)- monitor process and LWP behavior using CPU performance counters
    • crle(1)- configure runtime linking environment
    • crontab(1)- user crontab file
    • crtplot(1B)- graphics filters for various plotters
    • crypt(1)- encode or decode a file
    • csh(1)- shell command interpreter with a C-like syntax
    • csplit(1)- split files based on context
    • ct(1C)- spawn login to a remote terminal
    • ctags(1)- create a tags file for use with ex and vi
    • cu(1C)- call another UNIX system
    • cut(1)- cut out selected fields of each line of a file