Add warnings to and deprecated all those Mac modules
diff --git a/Lib/plat-mac/argvemulator.py b/Lib/plat-mac/argvemulator.py
index 2d66f1c..1bc5da6 100644
--- a/Lib/plat-mac/argvemulator.py
+++ b/Lib/plat-mac/argvemulator.py
@@ -2,6 +2,9 @@
 want unix-style arguments.
 """
 
+from warnings import warnpy3k
+warnpy3k("In 3.x, the argvemulator module is removed.")
+
 import sys
 import traceback
 from Carbon import AE