Merge pull request #106 from ruby/handle-fiddle-on-bundle

Fallback to powershell implementation under the bundle environment

Author: hsbt

ext/win32/resolv/lib/resolv.rb

@@ -58,7 +58,7 @@ def read_s(key)
         end
       end
       using SZ
-    rescue LoadError
+    rescue LoadError, Gem::LoadError
       require "open3"
     end