일단 bind까지 구현 완료료

include/precomp.hpp

@@ -2,11 +2,13 @@
 
 #ifdef _WIN32
 #include <winsock2.h>
+#include <ws2tcpip.h>
 #include <windows.h>
 #elif __linux__
 #include <sys/types.h>
 #include <sys/socket.h>
 #include <errno.h>
+#include <netinet/in.h>
 #define SOCKET int
 #define INVALID_SOCKET -1
 #else