Fix udprecv error handling
Fix udprecv error handling

lsm/libmill,ebfe/libmill,linearregression/libmill,sustrik/libmill,dailypips/libmill,nirs/libmill,linearregression/libmill,jimjag/mill,reqshark/libmill,lsm/libmill,jimjag/mill,linearregression/libmill,8l/libmill,nirs/libmill,dailypips/libmill,sustrik/libmill,reqshark/libmill,dailypips/libmill,ebfe/libmill,ebfe/libmill,reqshark/libmill,lsm/libmill,8l/libmill,jimjag/mill,sustrik/libmill