[fedora-java] proposed rebuild-gcj-db patch

[Gary Benson]

Tom Tromey wrote:
> We've had a problem on multiarch hosts where the gcj shared library
> caches weren't being updated properly, causing programs to run
> interpreted instead.
> 
> This patch works around the problem by looping over all the databases
> it can find.
> 
> Comments?  I'd particularly like to hear from Tom (Fitzsimmons), and
> Gary...

It might be nice to lose the $dbLocation.d stuff for all but FC4, just
so people don't get tempted to use it.

Cheers,
Gary