rem: rootfs_read_stat(fs_cookie _fs, fs_vnode _v, struct stat *stat)
add: rootfs_read_stat(fs_volume _fs, fs_vnode _v, struct stat *stat)
context: rootfs_read_stat(fs_cookie _fs, fs_vnode _v, struct stat *stat){	struct rootfs_vnode *vnode = _v;	TRACE(("rootfs_rstat: vnode %p (0x%Lx), stat %p\n", vnode, vnode->id, stat));	// stream exists, but we know to return size 0, since we can only hold directories	stat->st_ino = vnode->id;	stat->st_size = 0;	stat->st_mode = vnode->stream.type | DEFFILEMODE;	return 0;}