Prblema al compilar un proyecto .DLL

Hola, amigos necesitos de su ayuda, he elaborado una dll
en visual c,al mento de compilar me da las siguientes
advertencias:
Deleting intermediate files and output files for
project 'demo - Win32 Release'.
-
Compiling resources...
Compiling...
StdAfx.cpp
Compiling...
demo.cpp
Linking...
Creating library Release/demo.lib and object
Release/demo.exp
LINK : warning LNK4089: all references to "ADVAPI32.dll"
discarded by /OPT:REF
LINK : warning LNK4089: all references to "SHELL32.dll"
discarded by /OPT:REF
LINK : warning LNK4089: all references to "comdlg32.dll"
discarded by /OPT:REF

demo.dll - 0 error(s), 3 warning(s)
COMO PODRE SOLUCIONAR ESTE PROBLEMA?????