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DEF_DISABLED sets the blocking mode to blocking. This means that a socket receive function will wait forever, until at least one byte of data is available to return or the socket connection is closed, unless a timeout is specified by NetSock_CfgTimeoutRxQ_Set() [See function NetSock_CfgTimeoutRxQ_Set()].
DEF_ENABLED sets the blocking mode to non-blocking. This means that a socket receive function will not wait but immediately return either any available data, socket connection closed, or an error indicating no available data or other possible socket faults. Your application will have to “poll” the socket on a regular basis to receive data.
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