clamscan is ClamAV's command line virus scanner. It can be used to
scan files and/or directories for viruses. In order for clamscan
to work proper, the ClamAV virus database files must be installed on
the system you are using clamscan on.
The general usage of clamscan is: clamscan [options] [file/directory/-]
For more detailed help, type 'man clamscan' or 'clamscan -help'.