ref: f899b2fe3c091ccab33673f9fea9d1d99c0c2940
dir: /sys/src/games/music/jukefs/print.h/
extern int fflag; void printtree(Object *, int); int parentage(char *, int, Object *); int miniparentage(char *, int, Object *); int indent(char *, int, int n, char *buf);