+ case 'D': /* Debug messages level. */
+
+
+ if (update_arg( (void *)&(args_info->debug_arg),
+ &(args_info->debug_orig), &(args_info->debug_given),
+ &(local_args_info.debug_given), optarg, 0, "0", ARG_INT,
+ check_ambiguity, override, 0, 0,
+ "debug", 'D',
+ additional_error))
+ goto failure;
+
+ break;