difftool --no-index: error out on --dir-diff (and don't crash)

diff --git a/sequencer.h b/sequencer.h
index 93e891309bb7982c283c77e8950ba8848fdd7d2b..4d505b3590ed158600844cfe3889112b5da4e511 100644 (file)
--- a/sequencer.h
+++ b/sequencer.h
@@ -107,8 +107,6 @@ int complete_action(struct repository *r, struct replay_opts *opts, unsigned fla
                    unsigned autosquash);
 int rearrange_squash(struct repository *r);
 
-extern const char sign_off_header[];
-
 /*
  * Append a signoff to the commit message in "msgbuf". The ignore_footer
  * parameter specifies the number of bytes at the end of msgbuf that should