not able to unzip files zipped with pkzip on mac

[GoogleCodeExporter]

What steps will reproduce the problem?
1. zip a folder using pkzip encoding.
2. Try to unzip using ziparchive it will unzip files with all files inside 
folder of zero bytes.
3. While if we unzip on wimdows,mac and android it unzips succesfully.

What is the expected output? What do you see instead?
Expected output:- Should inzip succesfully.
Current output:-Data error while inflate is called.err=-3.


What version of the product are you using? On what operating system?
latest versio  with ios 7.


Please provide any additional information below.

Original issue reported on code.google.com by amit12c...@gmail.com on 1 Apr 2014 at 3:14