> Hi, you probably already know about this, but 
> zlib can corrupt malloc data structures via a double 
> free. Since HTTrack statically links to zlib, you 
> might want to get version 1.1.4 for next release.

Yes, that's why I uploaded quickly a 3.16-2 for the 
Windows version ;)

The Linux/Unix releases are not directly concerned, as 
you'll have to update the internal (system) zlib.so