Wrapper modules underound the toolbox modules, which now have an _ prepended.
diff --git a/Mac/Lib/Carbon/Sndihooks.py b/Mac/Lib/Carbon/Sndihooks.py
new file mode 100644
index 0000000..73a3d28
--- /dev/null
+++ b/Mac/Lib/Carbon/Sndihooks.py
@@ -0,0 +1 @@
+from _Sndihooks import *