udp/tcp 비동기 통신은 현재 가능

include/socket/socket.h

@@ -19,6 +19,7 @@ class Socket {
   int setsockopt(int level, int optname, const char* optval, int optlen);
 
   int bind(Address __addr);
+  int connect(Network::Address& serveraddr);
 
   int recvfrom(void* __restrict __buf, size_t __n, int __flags,
                struct Address& __addr);