Error lnk2019: unresolved external symbol

Create project selection dynamic link library dll

Introduce code

#pragma once
#include "pch.h"
#include <string>
#ifdef XSOCKET_EXPORTS
#define XSOCKET_API __declspec(dllexport)
#else
#define XSOCKET_API __declspec(dllimport)
#endif


class XSOCKET_API XTcp
{
    
public:
	int CreateSocket();
	bool Bind(unsigned short port);
	XTcp Accept();
	void Close();
	int Recv(char* buf, int bufsize);
	int Send(const char* buf, int bufsize);
	XTcp();
	virtual ~XTcp();
	int socketFd = 0;
	unsigned short port = 0;
	char* ip[16] = {
    };
};

Compile error messages

1>   Creating library  \\192.168.3.15\code\xsocket\x64\Debug\xsocket.lib  And the object  \\192.168.3.15\code\xsocket\x64\Debug\xsocket.exp
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_accept, function  "public: class XTcp __cdecl XTcp::Accept(void)" (?[email protected]@@QEAA?[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_bind, function  "public: bool __cdecl XTcp::Bind(unsigned short)" (?[email protected]@@[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_closesocket, function  "public: void __cdecl XTcp::Close(void)" (?[email protected]@@QEAAXXZ)  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_htonl, function  "public: bool __cdecl XTcp::Bind(unsigned short)" (?[email protected]@@[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_htons, function  "public: bool __cdecl XTcp::Bind(unsigned short)" (?[email protected]@@[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_inet_ntoa, function  "public: class XTcp __cdecl XTcp::Accept(void)" (?[email protected]@@QEAA?[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_listen, function  "public: bool __cdecl XTcp::Bind(unsigned short)" (?[email protected]@@[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_ntohs, function  "public: class XTcp __cdecl XTcp::Accept(void)" (?[email protected]@@QEAA?[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_recv, function  "public: int __cdecl XTcp::Recv(char *,int)" (?[email protected]@@[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_send, function  "public: int __cdecl XTcp::Send(char const *,int)" (?[email protected]@@[email protected])  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_socket, function  "public: int __cdecl XTcp::CreateSocket(void)" (?[email protected]@@QEAAHXZ)  The symbol is quoted in 
1>XTcp.obj : error LNK2019:  Unresolved external symbols  __imp_WSAStartup, function  "public: __cdecl XTcp::XTcp(void)" (??0[email protected]@[email protected])  The symbol is quoted in 
1>\\192.168.3.15\code\xsocket\x64\Debug\xsocket.dll : fatal error LNK1120: 12  Unresolved external commands 

Try to .h Add... To the file

resolvent

#pragma comment(lib,"ws2_32.lib")