Function SCNetworkReachabilityCreateWithAddressPair 

pub unsafe extern "C-unwind" fn SCNetworkReachabilityCreateWithAddressPair(
    allocator: Option<&CFAllocator>,
    local_address: *const sockaddr,
    remote_address: *const sockaddr,
) -> Option<CFRetained<SCNetworkReachability>>

👎Deprecated: renamed to SCNetworkReachability::with_address_pair

Available on crate features SCNetworkReachability and libc only.