iadpent_t
iadpent_t *ia_dptbl;
iadpsz = iaadmin.ia_ndpents * sizeof (iadpent_t);
if ((ia_dptbl = (iadpent_t *)malloc(iadpsz)) == NULL)
iadpent_t *ia_dptbl;
(iadpent_t *)malloc(niadpents * sizeof (iadpent_t))) == NULL)