Re: [PATCH 01/16] refs: add a backend method structure with transaction functions

diff --git a/refs.c b/refs.c
index 0f7628d..babba8a 100644
--- a/refs.c
+++ b/refs.c

@@ -10,6 +10,31 @@
 #include "tag.h"
 
 /*
+ * We always have a files backend and it is the default.
+ */
+extern struct ref_be refs_be_files;