from __future__ import with_statement addon for 'with', mostly written by
Neal.
diff --git a/Parser/parser.h b/Parser/parser.h
index 95ec247..f5d2d0d 100644
--- a/Parser/parser.h
+++ b/Parser/parser.h
@@ -25,8 +25,8 @@
stack p_stack; /* Stack of parser states */
grammar *p_grammar; /* Grammar to use */
node *p_tree; /* Top of parse tree */
-#if 0 /* future keyword */
- int p_generators; /* 1 if yield is a keyword */
+#ifdef PY_PARSER_REQUIRES_FUTURE_KEYWORD
+ unsigned long p_flags; /* see co_flags in Include/code.h */
#endif
} parser_state;