login
  Add -X (-S) option to tell login that it is safe to read password.

configure.in
  --with-shared should verify that gcc is used

a general realm finding function

remove all NO.DEFAULT.REALM references

documentation
  Write info on how to setup a server, slave server, clients and
  machines supporting incoming telnet, rsh etc.

rshd
  Encryption without secondary port is bugged, it currently does no
  encryption. But, nobody uses it anyway.

kx
  Decide about display numbers.

BUGS
  Where?
