Stephen J. Turnbull writes:
>>>>> "bjacob" == bjacob
<bjacob(a)ca.metsci.com> writes:
bjacob> Therefore I think that match-string should return nil
It does, in 21.4.10 and later. Thanks for your report, please upgrade.
It returns "b" in xemacs-21.5.7 and xemacs-21.5.8.