I wrote,
| > That shell choice is hard-coded into the MTA at compilation time.
Rick Troxel corrected that,
| At least with sendmail (which is a safe assumption, since arbitrary MTAs
| need not honor .forward at all), it is not hard-coded but set by the P=
| equate in the Mprog line of sendmail.cf.
Thanks for the correction, Rick. Then it is configurable ... by the sysad-
min. Still, from the user's viewpoint, what's carved in stone is carved in
stone, regardless of who was holding the chisel. We peons cannot select
which shell will interpret our .forward files.