> > Slight tangent: I just diffed the jmorecfg.h from the 
> jpeg-6b that we
> > distribute, against the jmorecfg.h from jpeg-8a that is the latest I
> > have here, and I notice that, whilst they are broadly the 
> same, that 6b
> > typedefs "boolean" as char, whilst 8a (and 7 as it happens) 
> typedef it
> > as an int...
> > 
> > Might be relevant?
> 
> Might be... It' getting even more weird if you look at jpeglib.h (6b),
> where it is defined as unsigned char, at least under certain 
> circumstances.

In jpeglib.h?

I don't see it defined at all in jpeglib.h, in any of 6b, 7 or 8a - I
only see it defined in jmorecfg.h in all of them.

And... This is where it gets a bit weird.

I have looked at two versions of 6b - the one bundled in fltk, and a
"real" one that I pulled from the net.

Looking in jmorecfg.h, the "real" one has:

        typedef int boolean;

(which is the same as versions 7 and 8a have.)

The one bundled with fltk-1.1, 1.3 and 2.x has:

        typedef char boolean;

Which rather suggests that "we" have changed this typedef at some point
in the past - why, I don't know.

Since I sometimes build using the built-in libs, but usually with the
system libs, it would appear that this change does not affect the
functionality. But if so, why did we ever change it? It just seems
spurious to me...


> We should wait for the real error message now, since "it 
> barfs" doesn't say too much to me. ;-)

Indeed!


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