The clamav port/package should be removed if it is too late to update for 4.2. The version currently in the ports tree is out of date and the clamav virus signature file update mirrors are refusing connections from users of the old version making the port next to useless...
# /usr/local/bin/freshclam --daemon-notify=/etc/clamd.conf ClamAV update process started at Fri Aug 10 20:59:32 2007 WARNING: Your ClamAV installation is OUTDATED! WARNING: Local version: 0.90.3 Recommended version: 0.91.1 DON'T PANIC! Read http://www.clamav.net/support/faq main.inc is up to date (version: 44, sigs: 133163, f-level: 20, builder: sven) Ignoring mirror 209.59.139.38 (too often connections with outdated version) Ignoring mirror 63.166.28.8 (too often connections with outdated version) Ignoring mirror 64.246.134.133 (too often connections with outdated version) Ignoring mirror 65.120.238.2 (too often connections with outdated version) Ignoring mirror 72.21.63.182 (too often connections with outdated version) Ignoring mirror 155.98.64.86 (too often connections with outdated version) Ignoring mirror 205.139.192.13 (too often connections with outdated version) Ignoring mirror 206.154.202.213 (too often connections with outdated version) Ignoring mirror 208.101.50.165 (too often connections with outdated version) ERROR: getpatch: Can't download daily-3913.cdiff from database.clamav.net etc...