applied patch 446014 (misc mingw fixes from Mattia)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11264 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/msw/dialup.cpp

@@ -864,9 +864,17 @@ bool wxDialUpManagerMSW::Dial(const wxString& nameOfISP,
 
     if ( dwRet != 0 )
     {
+#if wxUSE_UNICODE
+        // can't pass a wxWCharBuffer through ( ... )
+        wxLogError(_("Failed to %s dialup connection: %s").data(),
+                   async ? _("initiate").data() : _("establish").data(),
+                   GetErrorString(dwRet).c_str());
+#else
+        // can't pass a wxWCharBuffer through ( ... )
         wxLogError(_("Failed to %s dialup connection: %s"),
                    wxString(async ? _("initiate") : _("establish")).c_str(),
                    GetErrorString(dwRet).c_str());
+#endif
 
         // we should still call RasHangUp() if we got a non 0 connection
         if ( ms_hRasConnection )