netapi32: implement NetServerEnum and NetShareEnum

[Mike McCormack]

Juan Lang wrote:

> File I/O, fine.  But how about named pipes? 
> Mailslots?  They are implemented with nearly the same
> SMBs, and belong in kernel32 or ntdll.  netapi32 needs
> 'em too, for these two functions.

I'm happy to work with you (or even do most of the work) to put named 
pipes and mailslots into the kernel.  We just need to figure out a way 
to reuse what's already in the kernel (smbfs) in a sensible way.

I was thinking of making a new socket family or something along those 
lines...

Mike