+UNDEF_NDEBUG = 1 # Python 2.2 on Unix/Linux by default defines NDEBUG,
+ # and distutils will pick this up and use it on the
+ # compile command-line for the extensions. This could
+ # conflict with how wxWindows was built. If NDEBUG is
+ # set then wxWindows' __WXDEBUG__ setting will be turned
+ # off. If wxWindows was actually built with it turned
+ # on then you end up with mismatched class structures,
+ # and wxPython will crash.
+