[tlbuild] dvibook failure on Cygwin

[Ken Brown]

On 2/24/2012 5:35 PM, Karl Berry wrote:
> Hi Ken,
>
>      Something is seriously wrong with getopt (from kpathsea) on Cygwin.
>
> And always has been, and just never been noticed before?
> Possible, I suppose, but doesn't seem especially likely.

You're right, of course.  I'm not seeing any problem except in dvibook. 
  But I have no idea what could be preventing getopt from working 
properly in dvibook, and I can't make any sense out of what I saw under 
gdb.  Maybe Peter will think of something.

Thanks.

Ken