TCPIP_UDP_EXTERN_PACKET_PROCESS Macro

#define TCPIP_UDP_EXTERN_PACKET_PROCESS true 

This setting enables/disables the processing of the RX packets by an external handler The user of the UDP can register an external function to process the incoming packets If true, the functionality is built in and could be used by the application If false, the functionality does not exist and the generated code is slightly smaller