chfs_nref_len
int chfs_nref_len(struct chfs_mount *,
nref_len = chfs_nref_len(chmp, cheb, fd->nref);
if (chfs_nref_len(chmp, NULL, nref) != nref_len)
totlen = chfs_nref_len(chmp, orig_cheb, fn->nref);
size_t totlen = chfs_nref_len(chmp, cheb, nref);
len = chfs_nref_len(chmp, cheb, nref);