Index: lib/resolv.rb
===================================================================
--- lib/resolv.rb	(revision 50717)
+++ lib/resolv.rb	(working copy)
@@ -665,7 +665,7 @@
         begin
           sender.send
         rescue Errno::EHOSTUNREACH, # multi-homed IPv6 may generate this
-               Erron::ENETUNREACH
+               Errno::ENETUNREACH
           raise ResolvTimeout
         end
         while true