ref: f35d5ee5b036b7b4fa59b1839f52fca15b7f99f9
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);