diff --git a/net_port/net_port.h b/net_port/net_port.h
index a97e23ff..a486e530 100644
--- a/net_port/net_port.h
+++ b/net_port/net_port.h
@@ -33,6 +33,7 @@
 #define WSACleanup()
 #define INVALID_SOCKET -1
 #define SOCKET_ERROR -1
+#define SD_RECEIVE SHUT_RD
 #endif
 
 //Network Port Class