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Fixed width integer types

Fixed width integer types (since C99)

Types

Defined in header <stdint.h>
int8_t
int16_t
int32_t
int64_t 		signed integer type with width of
exactly 8, 16, 32 and 64 bits respectively
with no padding bits and using 2's complement for negative values
(provided only if the implementation directly supports the type)
int_fast8_t
int_fast16_t
int_fast32_t
int_fast64_t 		fastest signed integer type with width of
at least 8, 16, 32 and 64 bits respectively
int_least8_t
int_least16_t
in