the link error with compile examples

[seagate]

I download the new version of dmd and dmc for www.digitalmars.com. but some examples in dmd report link errors.
such as:
dmd htmlget.d

d:\dm\bin\link.exe htmlget,,,user32+kernel32/noi;

OPTLINK (R) for Win32  Release 7.50B1
Copyright (C) Digital Mars 1989 - 2001  All Rights Reserved

d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getprotobyname at 4
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getprotobynumber at 4
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getservbyname at 8
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getservbyport at 8
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _WSAGetLastError at 0
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _gethostbyname at 4
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _gethostbyaddr at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _inet_addr at 4
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _inet_ntoa at 4
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _ioctlsocket at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getsockopt at 20
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _bind at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _connect at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _listen at 8
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _accept at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _closesocket at 4
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _shutdown at 8
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getpeername at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _getsockname at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _send at 16
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _sendto at 24
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _recv at 16
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _recvfrom at 24
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _setsockopt at 20
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _socket at 12
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _WSAStartup at 8
d:\dmd\lib\phobos.lib(socket)
 Error 42: Symbol Undefined _WSACleanup at 0
--- errorlevel 27

help!!!