USB_CDC_ACM_HAS_BREAK
sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no ");
if (!(sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK)) {
sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK ? "" : "no ");
if (sc->sc_acm_cap & USB_CDC_ACM_HAS_BREAK) {