1 files changed, 2 insertions, 0 deletions
diff --git a/diff.h b/diff.h
index a36720752f..5237d63a71 100644
--- a/diff.h
+++ b/diff.h
@@ -341,6 +341,8 @@ extern int parse_rename_score(const char **cp_p);
 
 extern long parse_algorithm_value(const char *value);
 
+extern void handle_deprecated_show_diff_q(struct diff_options *);
+
 extern int print_stat_summary(FILE *fp, int files,
 			      int insertions, int deletions);
 extern void setup_diff_pager(struct diff_options *);