Use IPv4 address on connecting to 127.0.0.1.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36371 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
Use IPv4 address on connecting to 127.0.0.1.
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/trunk@36371 b2dd03c8-39d4-4d8f-98ff-823fe69b080e