Bug in vax port after lwp merge.

Maybe someone can commit this:

        Johnny

--------------
*** dhu.c       11 Dec 2005 12:23:29 -0000      1.40
--- dhu.c       11 Dec 2005 21:23:59 -0000
***************
*** 467,473 ****
                (void) dhuparam(tp, &tp->t_termios);
                ttsetwater(tp);
        } else if ((tp->t_state & TS_XCLUDE) &&
!                  suser(p->p_ucred, &p->p_acflag) != 0)
                return (EBUSY);
        /* Use DMBIS and *not* DMSET or else we clobber incoming bits */
        if (dhumctl(sc, line, DML_DTR|DML_RTS, DMBIS) & DML_DCD)
--- 467,473 ----
                (void) dhuparam(tp, &tp->t_termios);
                ttsetwater(tp);
        } else if ((tp->t_state & TS_XCLUDE) &&
!                  suser(l->l_proc->p_ucred, &l->l_proc->p_acflag) != 0)
                return (EBUSY);
        /* Use DMBIS and *not* DMSET or else we clobber incoming bits */
        if (dhumctl(sc, line, DML_DTR|DML_RTS, DMBIS) & DML_DCD)
------------------


--
Johnny Billquist                  || "I'm on a bus
                                  ||  on a psychedelic trip
email: bqt@xxxxxxxxxxxx           ||  Reading murder books
pdp is alive!                     ||  tryin' to stay hip" - B. Idol