This paper provides information about the Windows® Driver Kit (WDK) build environment. It describes how the tools work to provide developers a better understanding of what occurs when a project is built. With a better understanding of the build process, developers can use the tools more effectively.-This paper provides information about the Windows®　Driver Kit (WDK) build environment. It describes how the tools work to provide developers a better understanding of what occurs when a project is built. With a better understanding of the build process, developers can use the tools more effectively.