SDL_WINDOWPOS_UNDEFINED_MASK - A magic value used with SDL_WINDOWPOS_UNDEFINED .

       This macro is available since SDL 3.2.0.

Simple Directmedia Layer                           SDL 3.2.10                    SDL_WINDOWPOS_UNDEFINED_MASK(3)

       Generally this macro isn't used directly, but rather through

       SDL_WINDOWPOS_UNDEFINED
        or

       SDL_WINDOWPOS_UNDEFINED_DISPLAY .

       Defined in SDL3/SDL_video.h

       SDL_WINDOWPOS_UNDEFINED_MASK - A magic value used with SDL_WINDOWPOS_UNDEFINED .

#include"SDL3/SDL.h"#defineSDL_WINDOWPOS_UNDEFINED_MASK0x1FFF0000u