This is sophossavi, the perl interface module to Sophos Anti virus.
With thanks to the original author Paul B. Henson.

Sophos AntiVirus from

http://www.sophos.com/en-us/products/free-trials/shared-download-components/anti-virus-for-unix-and-netware.aspx

needs to be installed to be able to build this.

WWW: http://www.csupomona.edu/~henson/archive/projects/SAVI-Perl/dist/