mapentry
struct kiockeymap mapentry;
mapentry.kio_tablemask =
mapentry.kio_station = 0;
if (ioctl(kbdfd, KIOCGKEY, &mapentry) < 0)
ldl_write(ml_unit_t *ul, caddr_t bufp, offset_t bufmof, struct mapentry *me)
typedef struct mapentry mapentry_t;