--- a/gui.h	Mon Aug 23 08:59:36 2004 +0000
+++ b/gui.h	Mon Aug 23 10:59:03 2004 +0000
@@ -19,6 +19,7 @@
 void ShowCompanyValueGraph();
 void ShowCargoPaymentRates();
 void ShowCompanyLeagueTable();
+void ShowPerformanceRatingDetail();
 
 /* news_gui.c */
 void ShowLastNewsMessage();