[PATCH] makekeys: Fix build/target word size mismatch when cross-compiling

[Derek Buitenhuis]

On 11-05-30 10:42 AM, Daniel Stone wrote:
> Why not just typedef Signature to be uint32_t everywhere?
>
> Cheers,
> Daniel

I wasn't sure what sort of black magic the libX11 code
itself uses with regards to this, so I figured a safer option
would be to modify makekeys in this way. If it is deemed
safe, I have no objection to to doing this.

- Derek