removed silly old -t usage from here, added some blurb about the "new" -t

  Upload all data on stdin to a specified ftp site:

        curl -t ftp://ftp.upload.com/myfile

        curl -T - ftp://ftp.upload.com/myfile

  Upload data from a specified file, login with user and password:

  Upload all data on stdin to a specified http site:

        curl -t http://www.upload.com/myfile

        curl -T - http://www.upload.com/myfile

  Note that the http server must've been configured to accept PUT before this

  can be done successfully.

  You might want the -N/--no-buffer option to switch off the buffered output

  for slow connections or similar.

  Pass options to the telnet protocol negotiation, by using the -t option. To

  tell the server we use a vt100 terminal, try something like:

        curl -tTTYPE=vt100 telnet://remote.server.com

  Other interesting options for it -t include:

   - XDISPLOC=<X display> Sets the X display location.

   - NEW_ENV=<var,val> Sets an environment variable.

  NOTE: the telnet protocol does not specify any way to login with a specified

  user and password so curl can't do that automatically. To do that, you need

  to track when the login prompt is received and send the username and