> The advantage of putting configuration files in etc is that the
> administrator knows that all his configuration files are there. For backup
> or upgrade purpose, it is easy to review the /etc directory and make
> modifcation if needed. It is rather a pain to look everywhere where the
> configuration files are...
>
> PG could look first in datadir and if nothing is found then go in
> /etc. This
> would allow to run multiple instance of postifix (conf in data dir) or one
> instance with a a standard place to put the configuration file...
Surely you would want config files in /usr/local/etc - definitely not /etc
...
Chris