diff -r 1867a7f46d6d -r db2896482939 network_gui.c
--- a/network_gui.c	Sat Dec 24 13:22:38 2005 +0000
+++ b/network_gui.c	Sat Dec 24 15:01:17 2005 +0000
@@ -1397,7 +1397,7 @@
 	ChatWindowWndProc
 };
 
-void ShowChatWindow(StringID str, StringID caption, int maxlen, int maxwidth, byte window_class, uint16 window_number)
+void ShowChatWindow(StringID str, StringID caption, int maxlen, int maxwidth, WindowClass window_class, WindowNumber window_number)
 {
 	Window *w;