Make VC6 and VS22 builds use different magic values in LAN network messages.

Author: helmutbuhler

GeneralsMD/Code/GameEngine/Include/GameNetwork/NetworkDefs.h

@@ -170,7 +170,12 @@ enum PlayerLeaveCode CPP_11(: Int) {
 };
 
 // Magic number for identifying a Generals packet.
+#if defined(_MSC_VER) && _MSC_VER < 1300
+// Original retail value is used for builds with VC6 (should be compatible)
 static const UnsignedShort GENERALS_MAGIC_NUMBER = 0xF00D;
+#else
+static const UnsignedShort GENERALS_MAGIC_NUMBER = 0xF00D+1;
+#endif
 
 // The number of fps history entries.
 //static const Int NETWORK_FPS_HISTORY_LENGTH = 30;