diff --git a/openttd.h b/openttd.h
--- a/openttd.h
+++ b/openttd.h
@@ -387,8 +387,6 @@ enum {
 	WC_BUILD_VEHICLE,
 	WC_BUILD_BRIDGE,
 	WC_ERRMSG,
-	WC_ASK_ABANDON_GAME,
-	WC_QUIT_GAME,
 	WC_BUILD_STATION,
 	WC_BUS_STATION,
 	WC_TRUCK_STATION,
@@ -444,7 +442,6 @@ enum {
 	WC_GENERATE_LANDSCAPE,
 	WC_GENERATE_PROGRESS_WINDOW,
 	WC_CONFIRM_POPUP_QUERY,
-	WC_DEPOT_SELL_ALL,
 };