removing dependancy on mac headers from public wx headers (eventually adding wx/mac/private and typecasts)

git-svn-id: https://svn.wxwidgets.org/svn/wx/wxWidgets/trunk@13370 c3d73ce0-8a6f-49c7-b76d-6d57e0e08775

src/common/fileconf.cpp

@@ -46,6 +46,10 @@
 
 #include  "wx/utils.h"    // for wxGetHomeDir
 
+#if defined(__WXMAC__)
+  #include  "wx/mac/private.h"  // includes mac headers
+#endif
+
 // _WINDOWS_ is defined when windows.h is included,
 // __WXMSW__ is defined for MS Windows compilation
 #if       defined(__WXMSW__) && !defined(_WINDOWS_)