range-diff: make --dual-color the default mode

diff --git a/diff.h b/diff.h
index a14895bb824f2c844f8d2382b42d6c6f738e3835..cca4f9d6c92cc79bf123dae8e80fa9a06a9584e6 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -94,6 +94,8 @@ struct diff_flags {
        unsigned funccontext:1;
        unsigned default_follow_renames:1;
        unsigned stat_with_summary:1;
+       unsigned suppress_diff_headers:1;
+       unsigned dual_color_diffed_diffs:1;
 };
 
 static inline void diff_flags_or(struct diff_flags *a,