from __future__ import with_statement addon for 'with', mostly written by
Neal.
diff --git a/Include/code.h b/Include/code.h
index e81b576..9e6cb56 100644
--- a/Include/code.h
+++ b/Include/code.h
@@ -46,6 +46,12 @@
 #endif
 #define CO_FUTURE_DIVISION    	0x2000
 #define CO_FUTURE_ABSIMPORT	0x4000 /* absolute import by default */
+#define CO_FUTURE_WITH_STATEMENT  0x8000
+
+/* This should be defined if a future statement modifies the syntax.
+   For example, when a keyword is added.
+*/
+#define PY_PARSER_REQUIRES_FUTURE_KEYWORD
 
 #define CO_MAXBLOCKS 20 /* Max static block nesting within a function */