Okay, as several people have indicated to me, doing a full cvs update
of pkgsrc fixes this. Sorry for the noise...

"Perry E. Metzger" <perry@piermont.com> writes:
> I just tried re-building my squid pkg (since the old one had a
> security hole) and I got this error message:
>
> Creating user: Web-Cache
> usage: useradd -DF [-b basedir] [-e expiry] [-f inactive] [-g group]
>         [-r lowuid..highuid] [-s shell] [-L class]
> usage: useradd [-G group] [-b basedir] [-c comment] [-d homedir] [-e expiry]
>         [-f inactive] [-g group] [-k skeletondir] [-m] [-o] [-p password]
>         [-r lowuid..highuid] [-s shell] [-u uid] [-v] user
> Creating user: pseudo-user
> usage: useradd -DF [-b basedir] [-e expiry] [-f inactive] [-g group]
>         [-r lowuid..highuid] [-s shell] [-L class]
> usage: useradd [-G group] [-b basedir] [-c comment] [-d homedir] [-e expiry]
>         [-f inactive] [-g group] [-k skeletondir] [-m] [-o] [-p password]
>         [-r lowuid..highuid] [-s shell] [-u uid] [-v] user
> ===========================================================================
> The following users need to be created for squid-2.5.10nb2:
>
>         Web-Cache: , /nonexistent, /sbin/nologin
>         pseudo-user: , /nonexistent, /sbin/nologin
> ===========================================================================