SDL_BIG_ENDIAN - Man Page

#include <SDL3/SDL_endian.h>

#define SDL_BIG_ENDIAN  4321

This is used with the preprocessor macro SDL_BYTEORDER, to determine a platform's byte ordering:

#if SDL_BYTEORDER == SDL_BIG_ENDIAN
SDL_Log("This system is bigendian.");
#endif

This macro is available since SDL 3.2.0.

SDL_BYTEORDER(3), SDL_LIL_ENDIAN(3)

SDL_BYTEORDER(3), SDL_FLOATWORDORDER(3), SDL_LIL_ENDIAN(3).