diff -r ee99976fa536 -r dcc73c6b395d src/network/core/core.h
--- a/src/network/core/core.h	Wed Jan 31 09:49:02 2007 +0000
+++ b/src/network/core/core.h	Wed Jan 31 09:51:22 2007 +0000
@@ -30,7 +30,7 @@
 } NetworkRecvStatus;
 
 /** Forward declaration due to circular dependencies */
-class Packet;
+struct Packet;
 
 /**
  * SocketHandler for all network sockets in OpenTTD.