On Fri, Jun 1, 2012 at 6:28 AM, Emanuel Rietveld <codehotter@xxxxxxxxx> wrote: > Wine has some logic to turn a nodeName that is the empty string "", into the > hostname before passing it to the native call. > > Wine transforms the windows hints into unix hints with some helper > functions, but they do not appear to change the contents at all for these > particular values. The relevant code is in dlls/ws2_32/socket.c That logic was implemented to mime the windows functionality. If you're on OSX you could try the patches from: http://bugs.winehq.org/show_bug.cgi?id=29756