vs2005链接问题？？

2>------ Rebuild All started: Project: test, Configuration: Release Win32 ------
2>Deleting intermediate and output files for project 'test', configuration 'Release|Win32'
2>Compiling...
2>stdafx.cpp
2>Compiling...
2>test.cpp
2>Compiling resources...
2>Linking...
2>GIPSVoiceEngineLib_MT.lib(err.obj) : error LNK2001: unresolved external symbol __iob
2>GIPSVoiceEngineLib_MT.lib(lpc_maskingmodel.obj) : error LNK2001: unresolved external symbol __iob
2>GIPSVoiceEngineLib_MT.lib(fftns.obj) : error LNK2001: unresolved external symbol __iob
2>D:\RTPLibvc8\Release\test.exe : fatal error LNK1120: 1 unresolved externals
2>Build log was saved at "file://d:\RTPLibvc8\test\Release\BuildLog.htm"
2>test - 4 error(s), 0 warning(s)


我的程序结构如下:
自己写了一个lib静态库，用于封装第三方提供的GIPSVoiceEngineLib_MT.lib，
现在自己写的lib静态库已经编译通过生成了lib文件，可是用test应用程序连接时却出现以上错误
请问如何解决

在写lib的时候连接的某些对象和程序冲突了吧