FEATURE_PREFER_APPLETS should fail gracefully.

[Rich Felker]

On Wed, Feb 02, 2011 at 04:59:37PM -0600, Rob Landley wrote:
> Yeah, factor of 20 is fairly significant.  Of course mine didn't have
> any command line option parsing overhead or similar, it was _just_
> measuring the overhead of "fork plus wait" vs "open plus close plus
> unlink", and doing a microbenchmark in a very tight loop seldom tells
> you useful stuff about real world usage patterns.  (Then again faulting
> in additional physical pages vs re-using existing heap...  I'd have to
> benchmark it _in_busybox_, which is more effort than I want to go to
> right now. :)

All it tells me is that fork() should be optimized more. :-)

Rich