extern printf = (ptr, i64) => i64; extern SDL_CreateWindow = (ptr, i64, i64, i64, i64, i64) => i64; extern SDL_Init = (i64) => i64; let main = () => i64 { SDL_Init(1); SDL_CreateWindow("hello world!", 0, 0, 400, 400, 0); while true { }; return 0; };