configure.in: fix dtrace didn't work on darwin.
configure.in (RUBY_DTRACE_AVAILABLE): unify RUBY_DTRACE_POSTPROCESS and RUBY_DTRACE_BSD_BROKEN.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37750 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
configure.in: fix dtrace didn't work on darwin.
configure.in (RUBY_DTRACE_AVAILABLE): unify RUBY_DTRACE_POSTPROCESS
and RUBY_DTRACE_BSD_BROKEN.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@37750 b2dd03c8-39d4-4d8f-98ff-823fe69b080e