char *btrfs_list_path_for_root(int fd, u64 root);
int btrfs_list_get_path_rootid(int fd, u64 *treeid);
int btrfs_get_subvol(int fd, struct root_info *the_ri);
char *btrfs_list_path_for_root(int fd, u64 root);
int btrfs_list_get_path_rootid(int fd, u64 *treeid);
int btrfs_get_subvol(int fd, struct root_info *the_ri);