merge revision(s) 49175: [Backport #10712]
* lib/resolv.rb: consider ENETUNREACH as ResolvTimeout [ruby-core:67411] [Bug #10712]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@49286 b2dd03c8-39d4-4d8f-98ff-823fe69b080e
merge revision(s) 49175: [Backport #10712]
git-svn-id: svn+ssh://ci.ruby-lang.org/ruby/branches/ruby_2_2@49286 b2dd03c8-39d4-4d8f-98ff-823fe69b080e