where does "CARD18" come from?

[Jasper St. Pierre]

It's short for "Cardinal", as in "Cardinal number"

http://en.wikipedia.org/wiki/Cardinal_numbers


On Mon, May 20, 2013 at 1:12 AM, <wempwer at gmail.com> wrote:

> Hello,
>
> I was wondering where the names of various data types listed here may
> come from:
> http://www.x.org/wiki/XSessionManagementProtocol#Data_Types
>
> Most of them are clear, but these ones picked my interest:
>
>  CARD8
>  a one-byte unsigned integer
>
>  CARD16
>  a two-byte unsigned integer
>
>  CARD32
>  a four-byte unsigned integer
>
> Do you know what is the etymology of these type names? Do they mean
> "character...", but what does "d" stand for? In Lisp "car" is a
> function that returns the first element of the list but I think Xorg
> has nothing to do with Lisp.
>
> History is interesting ;)
> --
> <wempwer at gmail.com>
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-- 
  Jasper
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