[Exim] Downgrade from 4.05 to 4.04 on FreeBSD 4.6R

% zcat /var/log/maillog.0.gz | grep -c ' crashed with signal 11 while delivering'
620

Downgrading to 4.04 fix these problem.
(Average message rate about 250,000 per day)

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VVS56-RIPE