iOS Question Local Mac Builder failes to compile referenced WebKit/WebKit.h

Hi,

When trying to use access WKWebview.createPdf via inline objective c it fails to compile on a local mac builder. Currently I'm using mac builder in Version 6.80 that does not contain any WebKit related files in its lib folder. Where can I find the referenced WebKit/WebKit.h and other files needed to compile this example on a local mac builder?

Thanks,
Thomas