Patch from Michael Granger.  See: http://rubyforge.org/tracker/index.php?func=detail&aid=17117&group_id=1814&atid=7062
Patch from Michael Granger.  See:
http://rubyforge.org/tracker/index.php?func=detail&aid=17117&group_id=1814&atid=7062

git-svn-id: a649f8b53cef7d15963550bf81aeba716f52dec1@219 5fb4a865-4516-0410-ae3b-a609ddf12040

mag/ruby-prof,mag/ruby-prof