xieite {}
	data
		array {}
		fixed_array {}
		fixed_string {}
		lowercase()
		null
		opt {}
		ptr {}
		range_cmp()
		string
		string_view
		uppercase()

	func
		all()
		any_true()
		defer {}
		func {}
		gen()
		nop()
		synth_three_way()
		unfold()
		unroll()
		visitor {}
		with_index()
		with_result()

	io
		logger {}

	literal
		analog {}
		dedent {}
		fixed_int {}
		fmt {}
		radix {}

	math
		abs()
		add()
		add_checked()
		almost_equal()
		almost_equal_slope()
		as_sign()
		as_signed()
		as_unsigned()
		between()
		bit_at()
		bit_ceil()
		bit_floor()
		ceil()
		diff()
		div()
		div_ceil()
		div_ceil_half()
		div_checked()
		factorial<>
		fibonacci<>
		floor()
		is_finite()
		is_infinite()
		is_nan()
		leading_zeros()
		lshift()
		max()
		min()
		minmax()
		mod()
		mod_checked()
		mul()
		mul_checked()
		neg()
		number {}
		number_format_config {}
		parse_number()
		rem()
		rem_checked()
		rshift()
		sign()
		sigle_bit()
		sub()
		sub_checked()
		trailing_zeros()
		try_signed<>
		try_unsigned<>
		wide_uint {}
		width<>

	meta
		fake()
		fold<>
		list {}
		make_seq<>
		ptr_depth<>
		refl {}
		req<>
		req_any<>
		req_none<>
		req_some<>
		sad<>
		seq {}
		sloc {}
		state<>
		type<>
		type_at<>
		type_counter<>
		value<>
		value_at<>
		wrap_type {}
		wrap_value {}

	preproc
		ANY()
		ARCH_/*???*/
		ARROW()
		AS()
		AT()
		ATTR_/*???*/
		CALL()
		CAT()
		COMPILER_/*???*/
		DECLARE()
		DEFINE_STATIC_ARRAY()
		DIAGNOSTIC()
		EACH()
		EAT()
		ENCODING_/*???*/
		ENDIAN_/*???*/
		EVAL()
		FEATURE_/*???*/
		FUNC
		FWD()
		HAS_ATTR()
		HAS_BUILTIN()
		IF()
		LAMBDA()
		LANG_/*???*/
		LIFT()
		PAREN()
		PLATFORM_/*???*/
		PRAGMA()
		QUOTE()
		REMOVE_EMPTY()
		SCAN()
		STATIC_ASSERT()
		STDLIB_/*???*/
		TEMPLATE
		UNWRAP()
		VERSION_/*???*/
		WORD_WIDTH
		WRAPPED()

	sys
		cpu_relax()
		isatty()
		nproc()
		segfault()

	trait
		// TODO //