smbfs_smb_rename
int smbfs_smb_rename(struct smbnode *sdnp, struct smbnode *src,
error = smbfs_smb_rename(dnp, np, dnp, tmpname, tnlen,
err2 = smbfs_smb_rename(dnp, np, dnp, oldname, oldnlen,
error = smbfs_smb_rename(odnp, onp, ndnp, nnm, strlen(nnm),