init(version:info:retain:release:copyDescription:)

Creates a network reachability context with the specified values.

init(version: CFIndex, info: UnsafeMutableRawPointer?, retain: ((UnsafeRawPointer) -> UnsafeRawPointer)?, release: ((UnsafeRawPointer) -> Void)?, copyDescription: ((UnsafeRawPointer) -> Unmanaged<CFString>)?)