QRencodeMac is a project mainly written in ..., it's free.
This project creates a libQRencode.a which is designed to be compatible with iOS devices.
README - QRencodeMac - June 2, 2011
This project creates a libQRencode.a which is designed to be compatible with iOS devices.
The png.h and pngconf.h files are copied, as a convenience, from the libpng144 project. They should be removed from this project and you should modify your project to find them in whatever is your legal libpng project's source.