Use the block form of Open3.popen3 to close FDs.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Use the block form of Open3.popen3 to close FDs.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@46257 b2dd03c8-39d4-4d8f-98ff-823fe69b080e