{ "address_pipe", vtype_stringptr, &address_pipe },
#ifdef EXPERIMENTAL_ARC
{ "arc_domains", vtype_string_func, &fn_arc_domains },
+ { "arc_oldest_pass", vtype_int, &arc_oldest_pass },
{ "arc_state", vtype_stringptr, &arc_state },
{ "arc_state_reason", vtype_stringptr, &arc_state_reason },
#endif