CoreFoundation · IOS API REFERENCE
CFMessagePortCallBack
typealias · SDK 27.1
typealias CFMessagePortCallBack = (CFMessagePort?, Int32, CFData?, UnsafeMutableRawPointer?) -> Unmanaged<CFData>?Members (0)
This type has no directly callable members in this snapshot. See the framework’s skipped declarations for unsupported APIs.
Skipped declarations
No declarations were skipped in this snapshot.