do_fhstat
error = do_fhstat(l, SCARG(uap, fhp), FHANDLE_SIZE_COMPAT, &sb);
error = do_fhstat(l, SCARG(uap, fhp), sizeof(*SCARG(uap, fhp)), &sb);
error = do_fhstat(l, SCARG(uap_30, fhp), FHANDLE_SIZE_COMPAT, &sb);
error = do_fhstat(l, SCARG(uap, fhp), SCARG(uap, fh_size), &sb);
error = do_fhstat(l, SCARG_P32(uap, fhp), FHANDLE_SIZE_COMPAT, &sb);
error = do_fhstat(l, SCARG_P32(uap, fhp), SCARG(uap, fh_size), &sb);
error = do_fhstat(l, SCARG_P32(uap, fhp), SCARG(uap, fh_size), &sb);
error = do_fhstat(l, SCARG(uap, fhp), SCARG(uap, fh_size), &sb);
int do_fhstat(struct lwp *, const void *, size_t, struct stat *);