and Theo:
- Revoke root privileges early (root needed for pty allocation)
- Make it setgid utmp in order to update utmp with root privileges
revoked. utmp also revoked if not needed (-u used for ex)
Fix packing list to have same permissions as xterm.
tek FLAVOR, for people who want a full xterm emulation (strange idea)...
(Issue: let japanese mode be euc as a default,
since our other ports use euc ?)