Context
I'm trying to add the CoreTelephony.framework so I can use mixpanel analytics in my iOS app. My app is targeted at iOS 5.1+. I'm running XcodeVersion 4.6.3. I have the iOS 5.1 simulator installed.
When I click the "Build Phases" and then the section "Link Binary With Libraries" and click the plus to add a library. I get this dialog box:
Quesitons
CoreTelephony has been available since iOS4. You can simply add it to your project from Build Phases even though it is listed under iOS6.1. It will still build and run fine under iOS5.1.