hook: add sign-off using "interpret-trailers"

diff --git a/builtin/fmt-merge-msg.c b/builtin/fmt-merge-msg.c
index 70137b0b7e56e6319872fddc3527fe1094009dee..10cbb434163f2f6e60e0cc9cb55bab220004a549 100644 (file)
--- a/builtin/fmt-merge-msg.c
+++ b/builtin/fmt-merge-msg.c
@@ -1,5 +1,6 @@
 #include "builtin.h"
 #include "cache.h"
+#include "config.h"
 #include "refs.h"
 #include "commit.h"
 #include "diff.h"