applied patches proposed by Mark Newsam git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@9625 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@3796 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775