C++ Program to Unzip a zip File

[cppg2009]

Hello Friends,
I would like to unzip (extract) content ( mainly *.txt files) of Zip file in the same or speciafied directory using C++ ( MS Visual Studio VC++ 6.0) .
any free stable library also would be great.

Thanks in Advance,
Newbie !

[Zaita]

http://www.zlib.net/