t1001-read-tree-m-2way.sh: use the $( ... ) construct for command substitution

diff --git a/diff.h b/diff.h
index e79f3b3ff09aede32e5bdcf2fbbcaaa130ef6bbb..a24a767db78d8e864175cf342f03fc48e159e06e 100644 (file)
--- a/diff.h
+++ b/diff.h
@@ -345,8 +345,6 @@ 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 *);