Add warnings to and deprecated all those Mac modules
diff --git a/Lib/plat-mac/Audio_mac.py b/Lib/plat-mac/Audio_mac.py
index fd96095..3c8a74c 100644
--- a/Lib/plat-mac/Audio_mac.py
+++ b/Lib/plat-mac/Audio_mac.py
@@ -1,6 +1,9 @@
 QSIZE = 100000
 error='Audio_mac.error'
 
+from warnings import warnpy3k
+warnpy3k("In 3.x, the Play_Audio_mac module is removed.")
+
 class Play_Audio_mac:
 
     def __init__(self, qsize=QSIZE):