const char *output_get_command_name (void);
char *output_get_uppercase_command_name (void);
-size_t output_get_group_level (void);
+size_t output_open_group (struct output_item *);
+void output_close_groups (size_t nesting_level);
void output_driver_parse_option (const char *option,
struct string_map *options);