Bug#3175: xonix colors bad for colorblind

[Ian Jackson <ian@chiark.chu.cam.ac.uk>]

Mike Coleman writes ("Bug#3175: xonix colors bad for colorblind"):
> Package: xonix
> Version: 1.4-2
>
> The color scheme used by xonix for the "flyer" sprites makes it virtually impossible for
> those with red/green colorblindness to play the game.
>
> I don't really grok the XPM format, but the appended patch seems to work as
> one possible solution.
...
> --- flyer.xpm	Tue May  2 02:56:24 1995
> +++ flyer.xpm.new	Fri May 31 17:46:30 1996
> @@ -2,7 +2,7 @@
>  static char * flyer_xpm[] = {
>  "8 8 3 1",
>  " 	c forest green",
> -".	g4 yellow	c tomato",
> +".	c yellow",
>  "X	c black",
>  "   ..   ",
>  "  .XX.  ",

I'd like to point out that some people with anomalous colour
vision[1], me for example, find computer-yellow and computer-green
very hard to distinguish.

Can this be made configurable ?

Ian.

[1] I'm not being `politically correct', it's just that
`colourblindness' gives the impression of being unable to see (the
relevant) colour differences at all.