[Issue 286] New: update Phobo's zlib from 1.2.1 to 1.2.3

[Anders F Björklund]

Sean Kelly wrote:

>> Had it linked to the external library, it would
>> have been updated already last year when reported.
> 
> The D 'header' module still might need to be updated, so it's not an 
> automatic process.  Fortunately, the zlib header is easy to convert. The 
> easiest way is to diff the new zlib.h against the old one and make the 
> changes to zlib.d manually.  If I have time, I'll see about doing it.

I'm pretty sure that I updated both last year, and sent them...

Even put it back into "etc.c.zlib" just to make Walter happy. :-)

--anders