correct path to write(1), pointed out by lists@scapa.dnsalias.net

lang/expect/patches/patch-example_kibitz

@@ -0,0 +1,12 @@
+$OpenBSD: patch-example_kibitz,v 1.1 2004/01/19 07:22:52 jolan Exp $
+--- example/kibitz.orig	2002-02-11 20:00:57.000000000 -0600
++++ example/kibitz	2004-01-18 21:51:34.000000000 -0600
+@@ -352,7 +352,7 @@ if {$local_io} {
+     # can't use exec since write insists on being run from a tty!
+     set rc [catch {
+ 		   system echo "Can we talk?  Run: \"kibitz -$pid\"" | \
+-			/bin/write $user $tty
++			/usr/bin/write $user $tty
+ 		}
+ 	]
+     if {$rc} {rmfifos;abort}