use MoreFilesX instead of MoreFiles when building with Apple Developer Tools

improved wxGenericDirCtrl when building with Apple Developer Tools
improved wxDirData to correctly handle hidden directories


git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@18483 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/filefn.cpp

@@ -144,10 +144,14 @@
 #endif
 
 #ifdef __WXMAC__
+#  ifdef __DARWIN__
+#    include "MoreFilesX.h"
+#  else
 #    include "MoreFiles.h"
 #    include "MoreFilesExtras.h"
 #    include "FullPath.h"
 #    include "FSpCompat.h"
+#  endif
 #endif
 
 // ----------------------------------------------------------------------------