EV_ERROR
if (curev->flags & EV_ERROR) {
kevp->flags = EV_ERROR;
kev_flags |= EV_ERROR;
if ((kevent->flags & EV_ERROR) != 0) {
ATF_REQUIRE((kev[0].flags & (EV_EOF | EV_ERROR)) == 0);
ATF_REQUIRE((kev[0].flags & (EV_EOF | EV_ERROR)) == 0);
ATF_REQUIRE((kev[0].flags & (EV_EOF | EV_ERROR)) == 0);
ATF_REQUIRE((kev[0].flags & (EV_EOF | EV_ERROR)) == 0);
ATF_REQUIRE((kev[0].flags & (EV_EOF | EV_ERROR)) == 0);
ATF_REQUIRE((kev[0].flags & (EV_EOF | EV_ERROR)) == 0);