--- a/src/functions.h	Wed May 07 13:11:33 2008 +0000
+++ b/src/functions.h	Wed May 07 13:18:33 2008 +0000
@@ -58,8 +58,6 @@
 
 void RedrawAutosave();
 
-void UpdateViewportSignPos(ViewportSign *sign, int left, int top, StringID str);
-
 int ttd_main(int argc, char* argv[]);
 void HandleExitGameRequest();