DSL_CRYPTO_KEY_REFCOUNT
dd->dd_crypto_obj, DSL_CRYPTO_KEY_REFCOUNT,
DSL_CRYPTO_KEY_REFCOUNT, sizeof (uint64_t), 1, &one, tx));
DSL_CRYPTO_KEY_REFCOUNT, 1, tx));
VERIFY0(zap_lookup(mos, dckobj, DSL_CRYPTO_KEY_REFCOUNT,
VERIFY0(zap_increment(mos, dckobj, DSL_CRYPTO_KEY_REFCOUNT,