[bind10-dev] networking includes

[Francis Dupont]

> From a quick check, at least sys/socket.h and netinet/in.h don't seem
> to be included in other .h files except in network related modules.
> So maybe we can introduce a wrapper header file for the necessary
> definitions and use it in these .h files instead of the system
> supplied ones.  For .cc files there seem to be some more, but using
> the wrapper header file should work for them, too, and I guess we can
> actually eliminate some of them.

=> I am not against a wrapper header if it is included soon (i.e.,
just after <config.h>). My initial idea is to include it from config.h...

Regards

Francis Dupont <fdupont at isc.org>