[patch] more cleanup with benchmarks

[Don McCoy]

This patch is really two seperate ones.  The configure change was as a 
result of today's discussion, but the other changes were from last week 
-- apparently I forgot to post this.

Ok to commit?

Regards,

-- 
Don McCoy
don (at) CodeSourcery
(888) 776-0262 / (650) 331-3385, x712

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