(http://github.com/filippocarletti/qpsmtpd/blob/0c8c3fbd4a79d4ef3536ff90e3bb1595bbad0fe9/packaging/rpm/files/qpsmtpd-0.83-clamd_conf.patch)
- $self->{_clamd_conf} ||= '/etc/clamd/conf'; # make sure something is set + $self->{_clamd_conf} ||= '/etc/clamd.conf'; # make sure something is set -- Ciao, Filippo