R4RECEXPFH
if (rp->r_flags & R4RECEXPFH) {
while (rp->r_flags & R4RECEXPFH) {
rp->r_flags |= R4RECEXPFH;
rp->r_flags &= ~R4RECEXPFH;
while (orp->r_flags & R4RECEXPFH) {
orp->r_flags |= R4RECEXPFH;
orp->r_flags &= ~R4RECEXPFH;
orp->r_flags &= ~R4RECEXPFH;
orp->r_flags &= ~R4RECEXPFH;