Killed the <> operator.  You must now use !=.

Opportunistically also fixed one or two places where '<> None' should be
'is not None' and where 'type(x) <> y' should be 'not isinstance(x, y)'.
diff --git a/Lib/plat-mac/buildtools.py b/Lib/plat-mac/buildtools.py
index c83e218..7c5d0f4 100644
--- a/Lib/plat-mac/buildtools.py
+++ b/Lib/plat-mac/buildtools.py
@@ -192,7 +192,7 @@
             'icl8', 'ics4', 'ics8', 'ICN#', 'ics#']
     if not copy_codefragment:
         skiptypes.append('cfrg')
-##  skipowner = (ownertype <> None)
+##  skipowner = (ownertype != None)
 
     # Copy the resources from the template