###### (This is the documentation for SDL3, which is the current stable version. [SDL2](https://wiki.libsdl.org/SDL2/) was the previous version!) # SDL_MMX_INTRINSICS Defined if (and only if) the compiler supports Intel MMX intrinsics. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_intrin.h) ## Syntax ```c #define SDL_MMX_INTRINSICS 1 ``` ## Remarks If this macro is defined, SDL will have already included `` ## Version This macro is available since 3.1.3. ## See Also - [SDL_SSE_INTRINSICS](SDL_SSE_INTRINSICS) ---- [CategoryAPI](CategoryAPI), [CategoryAPIMacro](CategoryAPIMacro), [CategoryIntrinsics](CategoryIntrinsics)