Fix too-often retry bug after 4xx with more hosts than hosts_max_retry.

[exim.git] / test / log / 2128

******** SERVER ********
1999-03-02 09:44:33 exim x.yz daemon started: pid=pppp, no queue runs, listening for SMTP on port 1225 and for SMTPS on port 1226 port 1227