KB_POLLED
#define KBD_IS_POLLED(k) ((k)->kb_flags & KB_POLLED)
#define KBD_POLL(k) ((k)->kb_flags |= KB_POLLED)
#define KBD_UNPOLL(k) ((k)->kb_flags &= ~KB_POLLED)
dont_lock = (k)->kb_flags & KB_POLLED; \
KKASSERT(((k)->kb_flags & KB_POLLED) || \
if (kbd->kb_flags & KB_POLLED) {
if (sc->kbd && sc->kbd->kb_flags & KB_POLLED) {