dca_find_attribute
bap = dca_find_attribute(attrp, atnum, atype);
bap = dca_find_attribute(attrp, atnum, atype);
if (dca_find_attribute(attr, key->ck_count, CKA_PUBLIC_EXPONENT))
if (dca_find_attribute(attr, key->ck_count, CKA_PRIVATE_EXPONENT))
dca_find_attribute(crypto_object_attribute_t *, uint_t, uint64_t);