Delete TERMINAL by deleting all frames on it and closing the terminal.
TERMINAL may be a terminal object, a frame, or nil (meaning the
selected frame's terminal).

Normally, you may not delete a display if all other displays are suspended,
but if the second argument FORCE is non-nil, you may do so.

Return the terminal that FRAME is displayed on.
If FRAME is nil, the selected frame is used.

The terminal device is represented by its integer identifier.

Set TERMINAL's value for parameter PARAMETER to VALUE.
Return the previous value of PARAMETER.

TERMINAL can be a terminal object, a frame or nil (meaning the
selected frame's terminal).

Return a list of all terminal devices.

Return non-nil if OBJECT is a terminal which has not been deleted.
Value is nil if OBJECT is not a live display terminal.
If object is a live display terminal, the return value indicates what
sort of output terminal it uses.  See the documentation of `framep' for
possible return values.

Return the name of the terminal device TERMINAL.
It is not guaranteed that the returned value is unique among opened devices.

TERMINAL may be a terminal object, a frame, or nil (meaning the
selected frame's terminal).

Return TERMINAL's value for parameter PARAMETER.
TERMINAL can be a terminal object, a frame, or nil (meaning the
selected frame's terminal).

Return the parameter-alist of terminal TERMINAL.
The value is a list of elements of the form (PARM . VALUE), where PARM
is a symbol.

TERMINAL can be a terminal object, a frame, or nil (meaning the
selected frame's terminal).