title: How does one build a OpenSSL library for Project Catalyst?
body: <p>I have to support OpenSSL in my project in building my iPad app for UIKitForMac.  Currently, I get these errors.</p>
  <blockquote>
  <p>Building for UIKit for Mac, but the linked library 'libssl.a' was built for freestanding. You may need to restrict the platforms for which this library should be linked in the target editor.</p>
  <p>Building for UIKit for Mac, but the linked library 'libcrypto.a' was built for freestanding. You may need to restrict the platforms for which this library should be linked in the target editor.</p>
  </blockquote>
  <p>I was reading about XCFrameworks, but Apple really hasn't put out much information here.  Has anyone figured out build scenarios?</p>