HAVE_RUBY_THREAD_H
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
HAVE_RUBY_THREAD_H
available. fixup of r36355.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36359 b2dd03c8-39d4-4d8f-98ff-823fe69b080e