from __future__ import with_statement addon for 'with', mostly written by
Neal.
diff --git a/Python/future.c b/Python/future.c
index 0a87b10..4a48ba5 100644
--- a/Python/future.c
+++ b/Python/future.c
@@ -31,6 +31,8 @@
 			ff->ff_features |= CO_FUTURE_DIVISION;
 		} else if (strcmp(feature, FUTURE_ABSIMPORT) == 0) {
 			ff->ff_features |= CO_FUTURE_ABSIMPORT;
+		} else if (strcmp(feature, FUTURE_WITH_STATEMENT) == 0) {
+			ff->ff_features |= CO_FUTURE_WITH_STATEMENT;
 		} else if (strcmp(feature, "braces") == 0) {
 			PyErr_SetString(PyExc_SyntaxError,
 					"not a chance");