\param malloc_func filled with malloc function.
\param calloc_func filled with calloc function.
\param realloc_func filled with realloc function.
\param free_func filled with free function.
\threadsafety This does not hold a lock, so do not call this in the
unlikely event of a background thread calling
SDL_SetMemoryFunctions simultaneously.
\since This function is available since SDL 3.2.0.
Get the current set of SDL memory functions.
\param malloc_func filled with malloc function. \param calloc_func filled with calloc function. \param realloc_func filled with realloc function. \param free_func filled with free function.
\threadsafety This does not hold a lock, so do not call this in the unlikely event of a background thread calling SDL_SetMemoryFunctions simultaneously.
\since This function is available since SDL 3.2.0.
\sa SDL_SetMemoryFunctions \sa SDL_GetOriginalMemoryFunctions