onlist
int onlist;
w.onlist = 1;
if (w.onlist)
return w.onlist ? ETIMEDOUT : 0;
w->onlist = 0;
w->onlist = 0;
int onlist(struct nvlist *, void *);
if (onlist(da->d_atlist, at))
if (attr != NULL && onlist(attr->a_devs, ib))
if (onlist(attr->a_devs, ib))
if (onlist(iba->d_atlist,
if (onlist(da->d_atlist, a))