Constant melib::backends::notmuch::bindings::_notmuch_status_NOTMUCH_STATUS_MALFORMED_CRYPTO_PROTOCOL

pub const _notmuch_status_NOTMUCH_STATUS_MALFORMED_CRYPTO_PROTOCOL: _notmuch_status = 16;

A MIME object claimed to have cryptographic protection which notmuch tried to handle, but the protocol was not specified in an intelligible way.