(xfont_open): Set members ascent, descent, and max_advance of rfont. (xft_open): Likewise.
(xfont_open): Set members ascent, descent, and
max_advance of rfont.
(xft_open): Likewise.

xmirror/m17n-lib,xmirror/m17n-lib,xmirror/m17n-lib,xmirror/m17n-lib