6.8.2.9. GB2312 lead byte 0xa9.

GB2312 lead byte 0xa9.

+	0	1	2	3	4	5	6	7	8	9	A	B	C	D	E	F
a0					─	━	│	┃	┄	┅	┆	┇	┈	┉	┊	┋
b0	┌	┍	┎	┏	┐	┑	┒	┓	└	┕	┖	┗	┘	┙	┚	┛
c0	├	┝	┞	┟	┠	┡	┢	┣	┤	┥	┦	┧	┨	┩	┪	┫
d0	┬	┭	┮	┯	┰	┱	┲	┳	┴	┵	┶	┷	┸	┹	┺	┻
e0	┼	┽	┾	┿	╀	╁	╂	╃	╄	╅	╆	╇	╈	╉	╊	╋
f0