On Fri, 16 Feb 1996, LOBEL RASCHKOW THOMAS wrote:

[SNIP]
>         Also, you shouldnt dare to use the standard X11 xlock.
>         It is not aware of the password database structure of 4.4 BSD , and
>         you can type whatever you wnat, it won't unlock .
>         If you know of a replacement, please let me know.

xlockmore worked like a charm for me. Archie should give you a location 
for it.

Peter