void ft_dump_blob(const void *bphp);
void ft_merge_blob(struct ft_cxt *cxt, void *blob);
void *ft_find_device(struct ft_cxt *cxt, const char *srch_path);
+void *ft_find_device_rel(struct ft_cxt *cxt, const void *top,
+ const char *srch_path);
void *ft_find_descendent(struct ft_cxt *cxt, void *top, const char *srch_path);
int ft_get_prop(struct ft_cxt *cxt, const void *phandle, const char *propname,
void *buf, const unsigned int buflen);