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-rw-r--r--tests/io.test4
1 files changed, 3 insertions, 1 deletions
diff --git a/tests/io.test b/tests/io.test
index 620bc48..aba370b 100644
--- a/tests/io.test
+++ b/tests/io.test
@@ -12,7 +12,7 @@
# See the file "license.terms" for information on usage and redistribution
# of this file, and for a DISCLAIMER OF ALL WARRANTIES.
#
-# RCS: @(#) $Id: io.test,v 1.7 1999/04/16 00:47:29 stanton Exp $
+# RCS: @(#) $Id: io.test,v 1.8 1999/06/09 17:06:00 hershey Exp $
if {[lsearch [namespace children] ::tcltest] == -1} {
source [file join [pwd] [file dirname [info script]] defs.tcl]
@@ -29,6 +29,8 @@ if {"[info commands testchannel]" != "testchannel"} {
removeFile test1
removeFile pipe
+catch {unset u}
+
# set up a long data file for some of the following tests
set f [open longfile w]