ultrix man page for echo

echo(3cur)																echo(3cur)

Name
       echo, noecho - enable/disable terminal echo

Syntax
       int echo()

       int noecho()

Description
       The routine enables echoing of characters typed by the user.  The routine disables echoing of characters typed by the user.

       Initially, input characters are echoed.	Subsequent calls to and do not flush typeahead.

Return Values
       The and functions return OK on success and ERR on error.

																	echo(3cur)