diff -r 494df85104a3 -r 855e32c08c9b src/airport_gui.cpp
--- a/src/airport_gui.cpp	Thu Jul 12 15:52:17 2007 +0000
+++ b/src/airport_gui.cpp	Fri Jul 13 09:18:50 2007 +0000
@@ -183,7 +183,7 @@
 		DrawWindowWidgets(w);
 		// strings such as 'Size' and 'Coverage Area'
 		// 'Coverage Area'
-		DrawStationCoverageAreaText(2, 206, (uint)-1, rad);
+		DrawStationCoverageAreaText(2, 206, SCT_ALL, rad);
 		break;
 	}