[Openal] ConvertReverbParameters

[Patrik ----]

Hi!
Whenever i try to use ConvertReverbParameters() i get several inking errors. 
Does anyone know what could cause this? I am using .net

LIBCMT.lib(acos.obj) : error LNK2005: _acos already defined in
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(fpinit.obj) : error LNK2005: __ldused already defined in a 
previous module
LIBCMT.lib(fpinit.obj) : error LNK2005: __fltused already defined in a 
previous module
LIBCMT.lib(strcat.obj) : error LNK2005: _strcpy already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(winxfltr.obj) : error LNK2005: __XcptFilter already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(crt0dat.obj) : error LNK2005: _exit already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(crt0dat.obj) : error LNK2005: __exit already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(crt0dat.obj) : error LNK2005: __cexit already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(crt0dat.obj) : error LNK2005: __c_exit already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(atox.obj) : error LNK2005: _atoi already defined in 
MSVCRT.lib(MSVCR71.dll)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xc_z already defined in 
MSVCRT.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xc_a already defined in 
MSVCRT.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xi_z already defined in 
MSVCRT.lib(cinitexe.obj)
LIBCMT.lib(crt0init.obj) : error LNK2005: ___xi_a already defined in 
MSVCRT.lib(cinitexe.obj)