#include void on(gbnet_client_t* client, gbnet_packet_t* pkt) { if(pkt->header.type == NET_PACKET_USER) printf("Received: %s\n", pkt->data); } int main() { gbnet_client_t* client = gbnet_client("127.0.0.1", 0); gbnet_client_on_packet(client, on); while(gbnet_client_poll(client) >= 0); }