[ 23:06:14 cy ] krb5security Authentication system developed at MIT, successor to Kerberos IV
Implement OPTIONS menu.
Implement options that will allow the user to:
- rename ftp and ftpd to kftp and kftpd
- rename telnet and telnetd to ktelnet and ktelnetd
- rename rlogin to krlogin
- rename rsh to krsh
- rename rcp to krcp
This avoids shadowing by or being shadowed by, depending on one's PATH,
system utilities of the same name.