    bool PamBackend::closeSession() {
        if (m_pam->isOpen()) {
            qDebug() << "[PAM] Closing session";
            m_pam->closeSession();
            m_pam->setCred(PAM_DELETE_CRED);
            return true;
        }
        qWarning() << "[PAM] Asked to close the session but it wasn't previously open";
        return Backend::closeSession();
    }
Unknown