echo T.close: test close built-in

awk=${awk-../a.out}

rm -f foo
$awk '{ print >>"foo"; close "foo" }' /etc/passwd
diff /etc/passwd foo || echo 'BAD: T.close (1)'

ls -l >foo
tail -1 foo >foo1
$awk '{ print >"foo2"; close "foo2" }' foo
diff foo1 foo2 || echo 'BAD: T.close (2)'