config(8) should check if a scheduler is selected

[Terry Lambert]

Scott Long wrote:
>  >> Since code to implement it has not magically appeared yet...
> 
> =-)
> 
> I'd be happy if someone took this up.  If Terry can do it with
> magical linker sets and virtual tables or whatever, that would be
> great too.  Until patches appear, I'm not too concerned on how
> it's done.

Is it going to sit still?  Last I looked, new scheduler interfaces
were being defined.

The cost is going to be an extra function call and a pointer
indirect for each scheduler function.  Hope that's OK...

-- Terry