Function esp_nan_internal_send_followup 

pub unsafe extern "C" fn esp_nan_internal_send_followup(
    fup_params: *const wifi_nan_followup_params_t,
    context: *mut u32,
) -> esp_err_t

@brief Send Follow-up to the Publisher with matching service

@attention This API should be called after WIFI_EVENT_NAN_SVC_MATCH event is received.

@param[in] fup_params Configuration parameters for sending a Follow-up to the Peer. @param[out] context Context returned for Follow-up frame to be matched in Tx done.

@return

• ESP_OK: succeed
• others: failed