TTY_Ascii_Sym :: enum rune {
	NUL     = 0x00, // null character
	SOH     = 0x01, // start of heading
	STX     = 0x02, // start of text
	ETX     = 0x03, // end of text
	EOT     = 0x04, // end of transmission
	ENQ     = 0x05, // enquiry
	ACK     = 0x06, // acknowledge
	BEL     = 0x07, // bell
	BS      = 0x08, // backspace
	HT      = 0x09, // horizontal tab
	LF      = 0x0A, // new line
	VT      = 0x0B, // vertical tab
	FF      = 0x0C, // form feed
	CR      = 0x0D, // carriage ret
	SO      = 0x0E, // shift out
	SI      = 0x0F, // shift in
	DLE     = 0x10, // data link escape
	DC1     = 0x11, // device control 1
	DC2     = 0x12, // device control 2
	DC3     = 0x13, // device control 3
	DC4     = 0x14, // device control 4
	NAK     = 0x15, // negative ack.
	SYN     = 0x16, // synchronous idle
	ETB     = 0x17, // end of trans. blk
	CAN     = 0x18, // cancel
	EM      = 0x19, // end of medium
	SUB     = 0x1A, // substitute
	ESC     = 0x1B, // escape
	FS      = 0x1C, // file separator
	GS      = 0x1D, // group separator
	RS      = 0x1E, // record separator
	US      = 0x1F, // unit separator
	SPACE   = 0x20,
	BANG    = 0x21,
	DQUOTE  = 0x22,
	POUND   = 0x23,
	DOLLAR  = 0x24,
	PERCENT = 0x25,
	AMP     = 0x26,
	QUOTE   = 0x27,
	LPAREN  = 0x28,
	RPAREN  = 0x29,
	STAR    = 0x2A,
	PLUS    = 0x2B,
	COMMA   = 0x2C,
	MINUS   = 0x2D,
	PERIOD  = 0x2E,
	SLASH   = 0x2F,
	ZERO    = 0x30,
	ONE     = 0x31,
	TWO     = 0x32,
	THREE   = 0x33,
	FOUR    = 0x34,
	FIVE    = 0x35,
	SIX     = 0x36,
	SEVEN   = 0x37,
	EIGHT   = 0x38,
	NINE    = 0x39,
	COLON   = 0x3A,
	SEMI    = 0x3B,
	LT      = 0x3C,
	EQUALS  = 0x3D,
	GT      = 0x3E,
	QUEST   = 0x3F,
	COMMAT  = 0x40,
	A       = 0x41,
	B       = 0x42,
	C       = 0x43,
	D       = 0x44,
	E       = 0x45,
	F       = 0x46,
	G       = 0x47,
	H       = 0x48,
	I       = 0x49,
	J       = 0x4A,
	K       = 0x4B,
	L       = 0x4C,
	M       = 0x4D,
	N       = 0x4E,
	O       = 0x4F,
	P       = 0x50,
	Q       = 0x51,
	R       = 0x52,
	S       = 0x53,
	T       = 0x54,
	U       = 0x55,
	V       = 0x56,
	W       = 0x57,
	X       = 0x58,
	Y       = 0x59,
	Z       = 0x5A,
	LBRACK  = 0x5B,
	BSLASH  = 0x5C,
	RBRACK  = 0x5D,
	CARET   = 0x5E,
	UNDER   = 0x5F,
	GRAVE   = 0x60,
	a       = 0x61,
	b       = 0x62,
	c       = 0x63,
	d       = 0x64,
	e       = 0x65,
	f       = 0x66,
	g       = 0x67,
	h       = 0x68,
	i       = 0x69,
	j       = 0x6A,
	k       = 0x6B,
	l       = 0x6C,
	m       = 0x6D,
	n       = 0x6E,
	o       = 0x6F,
	p       = 0x70,
	q       = 0x71,
	r       = 0x72,
	s       = 0x73,
	t       = 0x74,
	u       = 0x75,
	v       = 0x76,
	w       = 0x77,
	x       = 0x78,
	y       = 0x79,
	z       = 0x7A,
	LBRACE  = 0x7B,
	PIPE    = 0x7C,
	RBRACE  = 0x7D,
	TILDE   = 0x7E,
	DEL     = 0x7F,
}