Change select(2) to kevent(2) on script(1)...

[Maxim Sobolev]

Roman Divacky wrote:
> I believe other OSes should be able to do the porting effort when they
> want to use FreeBSD software.
> 
> if kqueue-in-script makes any improvement go for it.

I really doubt there would be any. It's just 2 descriptors, and if 
select(2) can't handle 2 descriptors efficiently them perhaps it is 
broken and has to be fixed instead.

-Maxim