I have included  <afxsock.h>
the problem occurs when i am trying to create a CAsyncsocket;

Linking...

c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'SEND' : unresolved
external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'GETPEERNAME' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'NTOHS' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'IOCTLSOCKET' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'SHUTDOWN' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'INET_NTOA' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'BIND' : unresolved
external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'INET_ADDR' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'WSASETLASTERROR' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'WSAGETLASTERROR' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'RECV' : unresolved
external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'CLOSESOCKET' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'WSAASYNCSELECT' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'GETHOSTBYNAME' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'WSASTARTUP' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'HTONS' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'HTONL' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'ACCEPT' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'RECVFROM' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'WSACLEANUP' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'GETSOCKNAME' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'SETSOCKOPT' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'GETSOCKOPT' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'CONNECT' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'SOCKET' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'LISTEN' :
unresolved external
c:\msvc\mfc\lib\lafxcwd.lib(sockcore.cpp) : error L2029: 'SENDTO' :
unresolved external