MAX_TREE_DEPTH
rsrc_node_t *node[MAX_TREE_DEPTH];
char prunesib[MAX_TREE_DEPTH];
char prunechild[MAX_TREE_DEPTH];
char *buf, *name[MAX_TREE_DEPTH], *addr[MAX_TREE_DEPTH];
void *offset[MAX_TREE_DEPTH];
struct dev_info *dip[MAX_TREE_DEPTH];