[readline] TUI size computation for mingw32 hosts

[Chet Ramey]

Daniel Jacobowitz wrote:
> Hi Chet,
> 
> Not sure if you ever saw the attached message.  Could you let me know
> if this fix is OK for readline, so that I can update GDB's bundled
> copy?  Thanks in advance.

I suppose.  The code doesn't look like that anymore, but the patch
looks right.

Chet

-- 
``The lyf so short, the craft so long to lerne.'' - Chaucer
		       Live Strong.  No day but today.
Chet Ramey, ITS, CWRU    chet@case.edu    http://cnswww.cns.cwru.edu/~chet/