+ 8. The command line option -dd behaves exactly like -d except when used on a
+ command that starts a daemon process. In that case, debugging is turned off
+ for the subprocesses that the daemon creates. Thus, it is useful for
+ monitoring the behaviour of the daemon without creating as much output as
+ full debugging.
+
+ 9. $host_address is now set to the target address during the checking of
+ ignore_target_hosts.
+