NULL_PTR          246 source4/heimdal/lib/hx509/ks_p11.c     ret = P11FUNC(p, GetMechanismList, (slot->id, NULL_PTR, &i));
NULL_PTR          856 source4/heimdal/lib/hx509/ks_p11.c     ret = P11FUNC(p, Initialize, (NULL_PTR));