this is after one character (cbreak mode),
or after the first newline (nocbreak mode).
In half-delay mode,
the program waits until the user types a character or the specified
timeout interval has elapsed.
.PP
this is after one character (cbreak mode),
or after the first newline (nocbreak mode).
In half-delay mode,
the program waits until the user types a character or the specified
timeout interval has elapsed.
.PP