gr_flags
if (!xdr_u_int(xdrs, &objp->gr_flags))
if (GRE_REV(gre->gr_flags) == 1)
if (GRE_REV(gre->gr_flags) == 1)
is->is_gre.gs_flags = gre->gr_flags;
if (GRE_REV(gre->gr_flags) == 1) {
gre.gr_flags = htons(1 << 13);