vop_old_remove
DO_OPS(ops, error, &ap, vop_old_remove);
vop_old_remove(*(dvp)->v_ops, dvp, vp, cnp)
int (*vop_old_remove)(struct vop_old_remove_args *);
int vop_old_remove(struct vop_ops *ops, struct vnode *dvp,
.vop_old_remove = (void *)dead_badop,
.vop_old_remove = ext2_remove,
.vop_old_remove = (void *)fifo_badop,
.vop_old_remove = hpfs_remove,
.vop_old_remove = msdosfs_remove,
.vop_old_remove = nfs_remove,
.vop_old_remove = (void *)procfs_badop,
.vop_old_remove = smbfs_remove,
.vop_old_remove = ufs_remove,