SASL_CB_LOG
case SASL_CB_LOG:
result = _sasl_getcallback(conn, SASL_CB_LOG, &log_cb, &log_ctx);
if (callbacks->id == SASL_CB_LOG) {
result = _sasl_getcallback(NULL, SASL_CB_LOG, &log_cb, &log_ctx);
result = _sasl_getcallback(conn, SASL_CB_LOG, &log_cb, &log_ctx);
result = _sasl_getcallback(NULL, SASL_CB_LOG, &log_cb, &log_ctx);
result = _sasl_getcallback(conn, SASL_CB_LOG, &log_cb, &log_ctx);