diff -ur iwidgets4.0.1/demos/catalog iwidgets4.0.1-wish85/demos/catalog
--- iwidgets4.0.1/demos/catalog 2001-09-06 22:10:18.000000000 +0700
+++ iwidgets4.0.1-wish85/demos/catalog 2012-08-28 15:59:13.803922818 +0700
@@ -1,4 +1,4 @@
-#!/bin/sh
+#!/bin/env tclsh
# ----------------------------------------------------------------------
# PROGRAM: demo program for [incr Widgets]
# ----------------------------------------------------------------------
@@ -9,8 +9,7 @@
# ======================================================================
# Copyright (c) 1993-1998 Lucent Technologies, Inc.
# ======================================================================
-#\
-exec wish8.4 "$0"
+#
package require Iwidgets 4.0