Provided by: libsdl3-doc_3.2.28+ds-1_all 

NAME
SDL_PRIx32 - A printf-formatting string for a Uint32 value as lower-case hexadecimal.
SYNOPSIS
#include <SDL3/SDL_stdinc.h>
#define SDL_PRIx32 "x"
DESCRIPTION
Use it like this:
SDL_Log("There are %" SDL_PRIx32 " bottles of beer on the wall.", bottles);
AVAILABILITY
This macro is available since SDL 3.2.0.
Simple Directmedia Layer SDL 3.2.28 SDL_PRIx32(3)