/* VNOP_READDIR flags: */
#define VNODE_READDIR_EXTENDED 0x0001 /* use extended directory entries */
#define VNODE_READDIR_REQSEEKOFF 0x0002 /* requires seek offset (cookies) */
+#define VNODE_READDIR_SEEKOFF32 0x0004 /* seek offset values should fit in 32 bits */
#define NULLVP ((struct vnode *)NULL)