Remove a print job from the print spool queue. You must specify a job number or numbers, which can be obtained from lpq. A jobid can be one or more job numbers, usernames, lpd key characters, or key character and glob patterns of the form X = pattern. It can also be the keyword all, which matches all jobs. Only a privileged user may remove files belonging to another user.
Remove all jobs available to the user. Same as using the jobid ALL.
Specify printer queue. Normally, the default printer or printer specified in the PRINTER environment variable is used.
Remove files as if command were executed by user. Only a privileged user can use this option.
Print version, then exit.