--- a/gui.h	Wed Dec 08 15:26:57 2004 +0000
+++ b/gui.h	Wed Dec 08 15:46:13 2004 +0000
@@ -78,7 +78,7 @@
 void ShowEstimatedCostOrIncome(int32 cost, int x, int y);
 void ShowErrorMessage(StringID msg_1, StringID msg_2, int x, int y);
 
-void DrawStationCoverageAreaText(int sx, int sy, uint mask);
+void DrawStationCoverageAreaText(int sx, int sy, uint mask,int rad);
 void CheckRedrawStationCoverage(Window *w);
 
 void ShowSmallMap();