Hello,
I'm having problems at build my project in Visual C++ 6.0. I'm searching information in Internet, but I don't understand.

Code:
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(17) : warning C4273: 'CreateObject' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(17) : warning C4273: '_GetBaseClass' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(17) : warning C4273: 'public: static struct CRuntimeClass const CRTP::classCRTP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(17) : error C2491: 'CRTP::classCRTP' : definition of dllimport static data member not allowed
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(17) : warning C4273: 'GetRuntimeClass' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(20) : warning C4273: 'CRTP::CRTP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(38) : warning C4273: 'Create' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(110) : warning C4273: 'CRTP::~CRTP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(133) : warning C4273: 'ThreadProc' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(145) : warning C4273: 'ThreadProc' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(212) : warning C4273: 'RXDatos' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(218) : warning C4273: 'TXDatos' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(285) : warning C4273: 'TX' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(293) : warning C4273: 'GetParametro' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(314) : warning C4273: 'SetParametro' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(324) : warning C4273: 'AddDestino' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(332) : warning C4273: 'DelDestino' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(340) : warning C4273: 'GetConfigStr' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(345) : warning C4273: 'SetConfigStr' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(385) : warning C4273: 'ReadConfigStr' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(416) : warning C4273: 'WriteConfigStr' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(441) : warning C4273: 'CCtrlRTP::CCtrlRTP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(447) : warning C4273: 'CCtrlRTP::~CCtrlRTP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(455) : warning C4273: 'AddDestino' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(465) : warning C4273: 'DelDestino' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(473) : warning C4273: 'Buscar' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(485) : warning C4273: 'BYEDestroy' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(510) : warning C4273: 'Create' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(597) : warning C4273: 'AddDestinoP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(603) : warning C4273: 'DelDestinoP' : inconsistent dll linkage.  dllexport assumed.
C:\Provir Tesis\Provir Fuentes\Monica - ipv6\Provir_cod\Comun\RTP.cpp(611) : warning C4273: 'AddDestinoP' : inconsistent dll linkage.  dllexport assumed.
Error executing cl.exe.

PROVIR.exe - 1 error(s), 30 warning(s)
Please help me.