1 files changed, 2 insertions, 0 deletions

diff --git a/commit.h b/commit.h
index dcec7fb9a2..2acfc79d34 100644
--- a/commit.h
+++ b/commit.h
@@ -140,4 +140,6 @@ static inline int single_parent(struct commit *commit)
 	return commit->parents && !commit->parents->next;
 }
 
+struct commit_list *reduce_heads(struct commit_list *heads);
+
 #endif /* COMMIT_H */