You should already have a working qmail server with daemontools installed. Your server will also need:
ClamAV Prerequisites:
| Zlib and zlib-devel packages |
| Gcc compiler (2.9x or 3.x) |
| Bzip2 library (recommended) |
Qmail-Scanner Prerequisites:
| qmail 1.03 |
| Reformmime from Maildrop 1.3.8+ |
| Perl 5.005_03+ |
| Perl module Time::HiRes |
| Perl module DB_File |
| Perl module Sys::Syslog |
| Mark Simpson's TNEF Unpacker |
| Bruce Guenter's QMAILQUEUE patch |