cygnus merge:

cygnus merge:

* configure.in: Fix typo in Apr 16 HP-UX change.

* state.c (envvarok): nuke all KRB5* environment variables, not just the
previously selected ones.

* telnetd.c (telnet -> doit): moved SIGTTOU handler before the first thing
which would cause the terminal driver to get upset.

* sys_term.c (line): Remove initialization silliness.  The non-GNUC method was
Just Wrong, do it the other way always.
(Xline): Specify length, not contents.

* termio-tn.c (readstream_termio): new file, provides isolated version of
M_IOCTL handling for systems where termio and termios can't be compiled
together.
* termios-tn.c (readstream_termios): new file, provides isolated version of
M_IOCTL handling for systems where termio and termios can't be compiled
together.
* telnetd.c (readstream): use readstream_termios and readstream_termio to
handle getmsg with M_IOCTL.

git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@7883 dc483132-0cff-0310-8789-dd5450dbe970