Some weird symbol (M_I386) was used to decide whether to include the

audioop module; this was no longer defined.  Use MS_WINDOWS instead.
(I have a feeling that this was for the WATCOM port; too bad.)

PC/config.c

@@ -75,7 +75,7 @@ extern void initimp();
 struct _inittab _PyImport_Inittab[] = {
 
         {"array", initarray},
-#ifdef M_I386
+#ifdef MS_WINDOWS
         {"audioop", initaudioop},
 #endif
         {"binascii", initbinascii},