Building CoreGTK on OS X (10.11)

Here is a quick guide to building CoreGTK and CoreGTK applications on OS X (10.11). Step 1) Install Xcode You’ll need Xcode which you can grab right from the AppStore. Step 2) Install Command Line Tools Once Xcode is installed you’ll need to also add the command line tools. The easiest way to do that is to open a terminal and run: xcode-select --install Step 3) Accept Xcode license