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Built-In Data Types

THIS	C	Rust	NumPy	ref
	`void`	?		https://doc.rust-lang.org/core/ffi/enum.c_void.html
`i8`	`char`	`i8`		https://doc.rust-lang.org/core/ffi/type.c_char.html
`u8`	`unsigned char`	`u8`		https://doc.rust-lang.org/core/ffi/type.c_uchar.html
`i16`	`short` (`int`)	`i16`		https://doc.rust-lang.org/core/ffi/type.c_short.html
`u16`	`unsigned short` (`int`)	`u16`		https://doc.rust-lang.org/core/ffi/type.c_ushort.html
`i32`	`int`	`i32`		https://doc.rust-lang.org/core/ffi/type.c_int.html
`u32`	`unsigned` (`int`)	`u32`		https://doc.rust-lang.org/core/ffi/type.c_uint.html
`i64`	`long` (`int`)	`i64`		https://doc.rust-lang.org/core/ffi/type.c_long.html
`u64`	`unsigned long` (`int`)	`u64`		https://doc.rust-lang.org/core/ffi/type.c_ulong.html
`i128`	`long long` (`int`)	`i128`		https://doc.rust-lang.org/core/ffi/type.c_longlong.html
`u128`	`unsigned long long` (`int`)	`u128`		https://doc.rust-lang.org/core/ffi/type.c_ulonglong.html
`f16`	``	`f16`		https://rust-lang.github.io/rfcs/3453-f16-and-f128.html
`f32`	`float`	`f32`		https://doc.rust-lang.org/core/ffi/type.c_float.html
`f64`	`double`	`f64`		https://doc.rust-lang.org/core/ffi/type.c_double.html
`f128`	``	`f128`		https://rust-lang.github.io/rfcs/3453-f16-and-f128.html
`usize`	`size_t`	`usize`		https://doc.rust-lang.org/core/ffi/type.c_size_t.html
`isize`	`ssize_t`	`isize`		https://doc.rust-lang.org/core/ffi/type.c_ssize_t.html
`c64`	`float complex`	`c64`	`csingle`, `complex64`	[^1]
`c128`	`double complex`	`c128`	`cdouble`, `complex128`	[^2]
``	`?`	`c256`	`clongdouble`, `complex256`	[^3]