A signed 64-bit integer type.
Defined in <SDL3/SDL_stdinc.h>
typedef int64_t Sint64;
#define SDL_MAX_SINT64  SDL_SINT64_C(0x7FFFFFFFFFFFFFFF)   /* 9223372036854775807 */
#define SDL_MIN_SINT64  ~SDL_SINT64_C(0x7FFFFFFFFFFFFFFF)  /* -9223372036854775808 */This macro is available since SDL 3.2.0.