Isup
(void) memcpy(&Isup, Sptr, Sptr->fs_sbsize);
Ifname = getfslabel(&Isup);
Ifpack = getvolabel(&Isup);
(void) memcpy(&Osup, &Isup, Isup.fs_sbsize);
if (R_cur == 1 && (Osup.fs_time + _2_DAYS) > Isup.fs_time) {
if (Isup.fs_size > Osup.fs_size && !Otape)
Sptr = Otape ? &Isup : &Osup;