Symbol: KDDISABIO
lib/libvgl/main.c
408
ioctl(0, KDDISABIO, 0);
lib/libvgl/main.c
77
ioctl(0, KDDISABIO, 0);
sys/dev/misc/syscons/syscons.c
1399
case KDDISABIO: /* disallow io operations (default) */