Milter-greylist

-V or --version switch on the command line so that one could tell what
version they are using.


-l or --logfile command line switch and conf section so that one could
specify a log file to use other than maillog


Documentation on what the "blacklist" does. There is a brief mention
of "blacklist" in the man page but that is it. 


Also, where can I send suggestions for changes to the man page?