From: utzoo!decvax!ucbvax!ucbcad:tektronix!teklabs!ogcvax!rascal
Newsgroups: net.unix-wizards
Title: Allowing users to mount disks
Article-I.D.: ogcvax.277
Posted: Fri Apr  8 00:31:38 1983
Received: Sat Apr  9 07:45:24 1983

At Wisconsin, a long time ago, our v6 was modified to only allow
suid-programs to run from certain devices.  In particular, our
mountable floppies were excluded.  I'm pretty sure the code was just
kludged to check, but I think the device table could be modified to
hold this information.