Uncomment usage of expat_config.h
diff --git a/Modules/expat/xmlrole.c b/Modules/expat/xmlrole.c
index 8ef185d..ea14a19 100644
--- a/Modules/expat/xmlrole.c
+++ b/Modules/expat/xmlrole.c
@@ -7,7 +7,9 @@
 #elif defined(MACOS_CLASSIC)
 #include "macconfig.h"
 #else
+/* Unused - MvL 
 #include <expat_config.h>
+*/
 #endif /* ndef COMPILED_FROM_DSP */
 
 #include "internal.h"