Jan Vroonhof <vroonhof(a)math.ethz.ch&gt; writes: It's possible I've misunderstood some things, but I think: no-remote - nil -> remote connections allowed t -> no remote connections allowed caar entries - nil -> local path other -> remote path The unless body should be executed only if remote connections are allowed and it's a remote path, right? This gives the table (I am using "(if (and (not no-remote) (caar entries))" from my other posting): no-remote caar entries your (unless ... my (if ... ------------------------------------------------------------------ nil nil yes no nil other yes yes t nil yes no t other no no The "(unless...)" allows to enter the body if remote connections are allowed but it's a local path. So I think my "(if ...)" is correct. I guess installing a local package will not be happen very often. Most people will use either efs (broken on WinNT) or have installed the packages already. Enrico -- eMail: enrico.scholz(a)wirtschaft.tu-chemnitz.de talk: ensc(a)ultra.csn.tu-chemnitz.de