INN config file parsing infrastructure

[Philip Pishioneri]

Russ Allbery wrote: 
> > Compare that to Apache where you get a usable standard configuration in
> > one file (although usually split in three for historical reasons) of
> > 20k, and that is heavily commented.
> 
> Note that I strongly dislike pretty much everything about Apache's
> configuration file syntax, just to state my bias.


Anything you like about other ISC software's (BIND, DHCP) configuration
files that could be used?   A little consistency among the ISC systems
might be nice (perhaps even code re-use?).

-Phil