ref: a30f99a4e64b55d80e9bd0d4485972a20bfa2a95
dir: /sys/src/libttf/impl.h/
enum {
ONCURVE = 1,
TOUCHX = 2,
TOUCHY = 4,
TOUCH = 6,
};
int ttfgototable(TTFontU *, char *);
int ttfrounddiv(int, int);
int ttfvrounddiv(vlong, int);
int ttfhint(TTGlyph *);
int ttfparsecmap(TTFontU *);
int ttfrunfpgm(TTFont *);
int ttfruncvt(TTFont *);
void ttfunpack(TTFontU *, char *, ...);
void ttfscan(TTGlyph *);
void ttffreebitmap(TTBitmap *);