[OpenAFS] clarification on client caches

[Derrick J Brashear]

On Thu, 9 Sep 2004, Wes Chow wrote:

> If there are no bugs as a result of this patch, the only issue I have
> left is that extra step required to extract _divdi3 from libgcc.a.  Is
> there a way to accomplish that through compiler flags/Makefile
> modifications?

we're apparently supposed to use a macro to do the division instead, for 
portability. that's fine (for linux; we'll have to look at it further for 
elsewhere)