使用“vault”库创建DLL。编译很好，但它有一个问题链接，因为VS2013无法解析new，new []和delete运算符。不使用预编译头。如果我使用预编译头文件，我需要在所有源文件中添加#include“stdafx.h”，即使我这样做，它仍然无法链接。我尝试在项目中添加new.cpp和new.h，但这也没用。请让我知道如何解决这个问题。这些是错误，
Error 53 error LNK1120: 3 unresolved externals
C:\Users\dwane\Documents\Visual Studio\Projects\newest - 2\Debug\projDLL.dll projDLL
Error 2 error LNK2001: unresolved external symbol "void * __cdecl operator new(unsigned int,char const *,int)" (??2@YAPAXIPBDH@Z)
C:\Users\dwane\Documents\Visual Studio\Projects\newest - 2\vthreadsunit.obj projDLL
Error 3 error LNK2001: unresolved external symbol "void * __cdecl operator new(unsigned int,char const *,int)" (??2@YAPAXIPBDH@Z)
C:\Users\dwane\Documents\Visual Studio\Projects\newest - 2\vunit.obj projDLL
Error 4 error LNK2001: unresolved external symbol "void * __cdecl operator new(unsigned int,char const *,int)" (??2@YAPAXIPBDH@Z)
C:\Users\dwane\Documents\Visual Studio\Projects\newest - 2\vbentounit.obj projDLL
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打开详细说明：
Starting pass 1
1> Processed /DEFAULTLIB:MSVCRT
1> Processed /DEFAULTLIB:OLDNAMES
1> Processed /DEFAULTLIB:msvcprtd
1> Processed /DEFAULTLIB:libboost_thread-vc120-mt-gd-1_61.lib
1> Processed /DEFAULTLIB:libboost_date_time-vc120-mt-gd-1_61.lib
1> Processed /DEFAULTLIB:libboost_system-vc120-mt-gd-1_61.lib
1> Processed /DEFAULTLIB:libboost_chrono-vc120-mt-gd-1_61.lib
1> Processed /DEFAULTLIB:ws2_32.lib
1> Processed /DEFAULTLIB:mswsock.lib
1> Processed /DEFAULTLIB:advapi32.lib
1> Processed /DEFAULTLIB:uuid.lib
在列出错误（上图）之前，它会说明以下几行：
1> Unused libraries:
1> C:\Program Files (x86)\Windows Kits\8.1\lib\winv6.3\um\x86\User32.lib
1> C:\Program Files (x86)\Microsoft Visual Studio 12.0\VC\lib\OLDNAMES.lib
1> C:\Users\anantra\Documents\Visual Studio\Projects\newest\boost\x86\libboost_date_time-vc120-mt-gd-1_61.lib
1> C:\Users\anantra\Documents\Visual Studio\Projects\newest\boost\x86\libboost_chrono-vc120-mt-gd-1_61.lib
1> C:\Program Files (x86)\Windows Kits\8.1\lib\winv6.3\um\x86\mswsock.lib
1> C:\Program Files (x86)\Windows Kits\8.1\lib\winv6.3\um\x86\uuid.lib