changed #ifdef -> #if for wxUSE_STD_IOSTREAM; #ifdefed thread usage in app.cpp. git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1317 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@1011 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@920 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775