selected frame's terminal; @pxref{Input Focus}). At present, though,
the @var{display} argument has no effect.
-@defun tty-display-color-cells &optional display
-This function returns the number of distinct colors supported for
-@var{display}. For a monochrome terminal which only supports two colors
-(usually black and white), this function returns zero. (Lisp programs
-should avoid use of this function; instead, use the display-independent
-@code{display-color-cells}, described in @ref{Display Feature Testing}.)
-@end defun
-
@defun tty-color-define name number &optional rgb display
@tindex tty-color-define
This function associates the color name @var{name} with