Add warnings to and deprecated all those Mac modules
diff --git a/Doc/library/mac.rst b/Doc/library/mac.rst
index 791eb81..6d81d74 100644
--- a/Doc/library/mac.rst
+++ b/Doc/library/mac.rst
@@ -10,6 +10,10 @@
 modules, and the HOWTO :ref:`using-on-mac` for a general introduction to
 Mac-specific Python programming.
 
+.. warning::
+
+   These modules are deprecated and are removed in 3.0
+
 
 .. toctree::