ref: 2d83ae8fb215c12f56e860f04217d5117dc44b43
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);