How to use NON-ARC Lib on ARC project

//
// How to use NON-ARC Lib on ARC project.
//
// 1. Create a new nsobject class as a wrapper of NON-ARC Library.
// 2. Set flag -fno-objc-arc to the wrapper (target -> buil phases -> compile sources).
// 4. Use this wrapper instead of the library.
//
// Danilo Priore