__must_check __malloc char *adu_strdup(const char *s);
__must_check __malloc __printf_1_2 char *make_message(const char *fmt, ...);
__must_check int atoi64(const char *str, int64_t *result);
-int parse_uid_range(const char *orig_arg, struct uid_range *ur);
-
+int parse_uid_arg(const char *orig_arg, struct uid_range **ur);