[Exim] Looking for good Antivirus to use with Exim4

Hi,
No that I have Exim4 up and running with Spamassassin, I'm now
lookngi to include antivirus scanning too.
Can anyone point me to a good how-to and a good scan engine (or 2)

Thanks
Dean
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Dean Staff Kanata On. Canada
A+, MCP, MCSA, MCSE, CIW Security Analyst
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