pub unsafe extern "C" fn rd_kafka_conf_set_ssl_cert_verify_cb(
conf: *mut rd_kafka_conf_t,
ssl_cert_verify_cb: Option<unsafe extern "C" fn(rk: *mut rd_kafka_t, broker_name: *const c_char, broker_id: i32, x509_error: *mut c_int, depth: c_int, buf: *const c_char, size: usize, errstr: *mut c_char, errstr_size: usize, opaque: *mut c_void) -> c_int>
) -> rd_kafka_conf_res_t