SDL_RESTRICT3
A macro to tag a pointer variable, to help with pointer aliasing.
Usage
#include "SDL3/SDL.h"
#define SDL_RESTRICT __restrict__
Header file
Defined in SDL3/SDL_begin_code.h
Overview
A good explanation of the restrict keyword is here:
https://en.wikipedia.org/wiki/Restrict
On compilers without restrict support, this is defined to nothing.