wxWindows can be configured as wxMac or wxMotif under Mac OS X
replaced __WXMAC_X__ define by __DARWIN__ (general Darwin related issues)
moved dlopen/dlerror code to dynlib.cpp to make it available for wxMotif
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@11061 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775
2. to support this, new class wxControlWithItems added (ctrlsub.h/cpp) and the
controls sample modified to test it
git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@4141 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775