being just a define so that the signature is
using wxChar under Unicode under Unix just as
it does under Unicode under Mac. This required
some modification in various places, but should
make debugging a little easier, among others.
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@16426 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775