GNU binaries live in /bin and /usr/bin in SuSE systems:

Index: x3270-3.3/Examples/peer_script.expect
===================================================================
--- x3270-3.3/Examples/peer_script.expect.orig
+++ x3270-3.3/Examples/peer_script.expect
@@ -1,4 +1,4 @@
-#! /usr/local/bin/expect
+#! /usr/bin/expect
 # TSO login script, which runs as a peer of x3270.
 # expect version
 
Index: x3270-3.3/Examples/cms_logon.bash
===================================================================
--- x3270-3.3/Examples/cms_logon.bash.orig	2009-01-17 16:52:06.000000000 +0100
+++ x3270-3.3/Examples/cms_logon.bash	2011-09-15 10:00:49.214331232 +0200
@@ -1,4 +1,4 @@
-#! /usr/local/bin/bash
+#! /usr/bin/bash
 
 # Copyright (c) 1995-2009, Paul Mattes.
 # All rights reserved.
===================================================================
--- tcl3270-3.3/Examples/cms_cmd.tcl3270	2011/09/15 08:15:35	1.1
+++ tcl3270-3.3/Examples/cms_cmd.tcl3270	2011/09/15 08:15:45
@@ -1,4 +1,4 @@
-#!tcl3270
+#!/usr/bin/tcl3270
 
 # Copyright (c) 2000-2009, Paul Mattes.
 # All rights reserved.