-int lc_opt_bool_dump_vals(char *buf, size_t n, UNUSED(const char *name), UNUSED(lc_opt_type_t type), UNUSED(void *data), UNUSED(size_t length))
+int lc_opt_bool_dump_vals(char *buf, size_t n, const char *name, lc_opt_type_t type, void *data, size_t length)