         guard let source = responseSource else { return }
         
         let addr = UnsafeMutablePointer<sockaddr_storage>.allocate(capacity: 1)
-        let addrSockAddr = UnsafeMutablePointer<sockaddr>(OpaquePointer(addr))
+        let ptrSockAddr = UnsafeMutablePointer<sockaddr>(OpaquePointer(addr))
         var socketAddressLength = socklen_t(MemoryLayout<sockaddr_storage>.size)
         let response = [UInt8](repeating: 0, count: 4096)
         let UDPSocket = Int32(source.handle)

                                 UnsafeMutableRawPointer(mutating: response),
                                 response.count,
                                 0,
                                 addrSockAddr,
                                 &socketAddressLength)
        
        let dataRead = response[0..<bytesRead]

    }

    let outData = Array("Greetings earthling".utf8)
    let addr = UnsafeMutablePointer<sockaddr_in>(&sockAddress)
    let ptrSockAddr = UnsafeMutablePointer<sockaddr>(OpaquePointer(addr))

    let sent = sendto(sockFd,
                    outData,
                    outData.count,
                    0,
                    ptrSockAddr,
                    socklen_t(sockAddress.sin_len))
    
    if sent == -1 {
        let errmsg = String(cString: strerror(errno))
