KMF_IN_SIGN_ATTR
kmf_set_attr_at_index(attrlist, numattr++, KMF_IN_SIGN_ATTR,
{KMF_IN_SIGN_ATTR, FALSE, sizeof (KMF_DATA),
insig = kmf_get_attr_ptr(KMF_IN_SIGN_ATTR, attrlist, num_args);