X_EQ_L4OFF
if ((flags & X_EQ_L4OFF) != 0 && (ctx->flags & X_EQ_L4OFF) == 0) {
ctx->flags |= X_EQ_L4OFF;
fetch_l3(ctx, AF_UNSPEC, X_EQ_L4OFF);
fetch_l3(ctx, AF_UNSPEC, X_EQ_L4OFF);
fetch_l3(ctx, AF_UNSPEC, X_EQ_L4OFF);