ref: 8a53b8192db4848626722a00bf4478a2836102d8
dir: /sys/src/cmd/btc/dat.h/
typedef struct Aux Aux; typedef struct DirEntry DirEntry; enum { TROOT, TADDR, TADDRSUB, TADDRTX, TADDRBALANCE, }; struct DirEntry { char *name; Qid qid; int par; char *(*walk)(Fid *, char *, Qid *); char *(*str)(DirEntry *, Aux *); void (*write)(Req *); int sub[20]; }; struct Aux { char *addr; char *str; };