clear = _notmuch_crypto_decrypt (&attempted, notmuch_indexopts_get_decrypt_policy (indexopts),
message, encrypted_data, get_sk ? &decrypt_result : NULL, &err);
if (! attempted)
clear = _notmuch_crypto_decrypt (&attempted, notmuch_indexopts_get_decrypt_policy (indexopts),
message, encrypted_data, get_sk ? &decrypt_result : NULL, &err);
if (! attempted)