Introduction

Explains how to build software that targets specific versions of iOS and OS X.

Organization of This Document

This document contains the following chapters:

Overview of SDK-Based Development describes how SDK-based development works.
Configuring a Project for SDK-Based Development describes how to set up your project to use an SDK.
Using SDK-Based Development explains how to use weakly linked classes, methods, and functions, how to weakly link an entire framework, how to compile conditionally for different SDKs, and how to find uses of deprecated APIs in your code.