* Allow override of CONFIGURE_ARGS.
* Control building of KerberosIV compatible libraries with
KRB5_KRB4_COMPAT.
* Use ECHO, FALSE, and DO_NADA as appropriate.
* Combine pre-fetch and do-fetch targets.
* Paths corrected in applications
* ftpd now logs to facility LOG_FTP
* use openpty to obtain pseudo-terminal
* corrected detection of TCL libraries
* fix a forwarding bug
* add -m flag to ksu (preserve USER, HOME, SHELL)
* cosmetic bug fix to telnet.c
Submitted by: Dima Ruban <dima@best.net>