> > What is the ownership and permissions on that .forward file? Does the mail > > user have permission to read it? What does /var/log/exim/mainlog or > > /var/log/paniclog say about it? > > It is owned by myself and group "users", with mode 644. The error-message > coming out of mainlog is: > > ----- > "IFS='" command not found for address_pipe transport > ----- > > I've tried playing with the quoting in .forward, but it doesn't seem to > make any difference.
Well, I've gotten this half of it taken care of, at least. It seems that smail invokes a subshell when processing the .forward file, while exim doesn't. So I just had to trim the contents doen to: ----- "|/usr/bin/procmail -Yf-" ----- Works like a charm again.