Replace PyNumber_Int with PyNumber_Long.
diff --git a/Modules/selectmodule.c b/Modules/selectmodule.c
index 6ec574d..bd42e12 100644
--- a/Modules/selectmodule.c
+++ b/Modules/selectmodule.c
@@ -515,7 +515,7 @@
 		return NULL;
 	}
 	else {
-		tout = PyNumber_Int(tout);
+		tout = PyNumber_Long(tout);
 		if (!tout)
 			return NULL;
 		timeout = PyLong_AsLong(tout);