PATCH: Improve Java build times

[Mark Mitchell]

> I see that find_class uses stat() to determine whether files exist,
> then calls open() later on its final choice.

Yup, I considered that.  It didn't make much of an incremental
difference, but it's certainly a reasonable idea.  I guess I got my
80% or so, and decided I'd had enough...

> A broader question: Why is this code using the obsolete DEFUN()
> notation?  These programs are only compiled with GCC - why do they
> have K+R compat notation at all?

Beats me; I was just being consistent with what was there.

--
Mark Mitchell                   mark@codesourcery.com
CodeSourcery, LLC               http://www.codesourcery.com