# SDL_PRISZx A printf-formatting string for an `size_t` value as lower-case hexadecimal. ## Header File Defined in [](https://github.com/libsdl-org/SDL/blob/main/include/SDL3/SDL_stdinc.h) ## Syntax ```c #define SDL_PRISZx SDL_PRISZ_PREFIX "x" ``` ## Remarks Use it like this: ```c SDL_Log("There are %" SDL_PRISZx " bottles of beer on the wall.", bottles); ``` ## Version This macro is available since SDL 3.6.0. ---- [CategoryAPI](CategoryAPI), [CategoryAPIMacro](CategoryAPIMacro), [CategoryStdinc](CategoryStdinc)