Types

https://en.wikipedia.org/wiki/C_data_types

_default_types.h

typedef signed char __int8_t ; [−127, +127]
typedef unsigned char __uint8_t ; [0, 255]
#define ___int8_t_defined 1

typedef signed short __int16_t; [−32,767, +32,767]
typedef unsigned short __uint16_t; [0, 65,535]
#define ___int16_t_defined 1

typedef signed int __int32_t; [−2,147,483,647, +2,147,483,647]
typedef unsigned int __uint32_t; [0, 4,294,967,295]
#define ___int32_t_defined 1

typedef signed long long __int64_t; [−9,223,372,036,854,775,807, +9,223,372,036,854,775,807]
typedef unsigned long long __uint64_t; [0, +18,446,744,073,709,551,615]
#define ___int64_t_defined 1