###### (This is the documentation for SDL3, which is under heavy development and the API is changing! [SDL2](https://wiki.libsdl.org/SDL2/) is the current stable version!) # SDL_WINDOWPOS_UNDEFINED_MASK Used to indicate that you don't care what the window position is. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_video.h) ## Syntax ```c #define SDL_WINDOWPOS_UNDEFINED_MASK 0x1FFF0000u ``` ## Version This macro is available since SDL 3.0.0. ---- [CategoryAPI](CategoryAPI), [CategoryAPIMacro](CategoryAPIMacro), [CategoryVideo](CategoryVideo)