baudrate routine returns the output speed of the terminal.
The number returned is in bits per second, for example 9600, and is an
integer. It could return
#f if this screen is no longer valid.
The erasechar routine returns the user’s current erase character. If
the terminal is a dumb terminal and has no erase character, it will
has-ic? routine is true if the terminal has insert- and
delete- character capabilities.
has-il? routine is true if the terminal has insert- and
delete-line capabilities, or can simulate them using scrolling
regions. This might be used to determine if it would be appropriate
to turn on physical scrolling using
The killchar routine returns the user’s current line kill character.
If the terminal has no killchar, it will return
longname routine returns a string that is a
verbose description of the current terminal.
termattrs function return a
logior of all video
attributes supported by the terminal using the standard
term-attrs function is nearly identical, except
that it tests rarely used attributes that might someday having to do
with wide characters:
termname routine returns the name of the current terminal,
which was set by either