const char **optarg);
extern int git_diff_basic_config(const char *var, const char *value, void *cb);
+extern void init_diff_ui_defaults(void);
extern int git_diff_ui_config(const char *var, const char *value, void *cb);
extern void diff_setup(struct diff_options *);
extern int diff_opt_parse(struct diff_options *, const char **, int, const char *);
extern int run_diff_index(struct rev_info *revs, int cached);
extern int do_diff_cache(const unsigned char *, struct diff_options *);
-extern int diff_flush_patch_id(struct diff_options *, unsigned char *);
+extern int diff_flush_patch_id(struct diff_options *, unsigned char *, int);
extern int diff_result_code(struct diff_options *, int);