ref: 5ebb1a29d8250027e8b7f2287f3bfa3a6f3d13ac
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);