1 files changed, 1 insertions, 0 deletions
diff --git a/cache.h b/cache.h
index 6def155162..6e004505be 100644
--- a/cache.h
+++ b/cache.h
@@ -179,6 +179,7 @@ struct lock_file {
 extern int hold_lock_file_for_update(struct lock_file *, const char *path, int);
 extern int commit_lock_file(struct lock_file *);
 extern void rollback_lock_file(struct lock_file *);
+extern int delete_ref(const char *, unsigned char *sha1);
 
 /* Environment bits from configuration mechanism */
 extern int use_legacy_headers;