http://bugs.winehq.org/show_bug.cgi?id=20041
--- Comment #62 from Juan Lang juan_lang@yahoo.com 2010-10-11 13:07:45 CDT --- Created an attachment (id=31222) --> (http://bugs.winehq.org/attachment.cgi?id=31222) Patch: Return DNS suffix for all non-loopback adapters
Does this patch help?