1 files changed, 2 insertions, 1 deletions

diff --git a/cgit.h b/cgit.h
index a9896cf..f5f68ac 100644
--- a/cgit.h
+++ b/cgit.h
@@ -296,3 +296,4 @@ extern void cgit_diff_tree(const unsigned char *old_sha1,
 
-extern void cgit_diff_commit(struct commit *commit, filepair_fn fn);
+extern void cgit_diff_commit(struct commit *commit, filepair_fn fn,
+                             const char *prefix);