原因是因为是，包括Windows.h： 。

reason why is because something is including Windows.h: the compiler is not lying to you.

转到项目属性 - >配置属性 - > C / C ++ - >高级，并将显示包含设置为是。然后构建，编译器将显示一个列表中找到每个包含的文件，并按照它找到它的顺序，因此告诉你哪个文件最终包括windows.h

Go to project Properties->Configuration Properties->C/C++->Advanced and set Show Includes to Yes. Then build, and the compiler will show you a list with every included file found, and in the order it finds it, hereby telling you which file eventually includes windows.h