--- main.cc.orig	Sun Nov 28 17:24:15 1999
+++ main.cc	Sun Nov 28 17:25:10 1999
@@ -52,6 +52,7 @@
 
 extern "C" {
 #include <tk.h>
+extern int Tk_WmCmd (ClientData clientData, Tcl_Interp *interp, int argc, char **argv);
 }
 
 static void