Why does include tlhelp32.h need to be placed after windows.h?

A

always_drunkking2021-07-05 02:09:21

C++ / C#

always_drunkking, 2021-07-05 02:09:21

As I understand it, any Win32 header must be placed after win.h
Why?

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1 answer(s)

Y

Yuriy Vorobyov, 2021-07-05
@always_drunkking

Because macros are declared in windows.h
If you open the header codeNOTE: windows.h/winbase.h must be #included first , you will see the following comment: . At a minimum, windows.h contains this, which is used repeatedly in the course of TlHelp32.h:
#define WINAPI