fbits
if (ismot(i) || fbits(i) != ulfont)
xfont = fbits(i);
xfont = fbits(i);
xfont = (fbits(*q) % NFONT); /* for invalid code */
xfont = fbits(i);
if ((lf = fontbase[fbits(i)]->ligfont) == 0) /* font lacks ligatures */