KERNEL_PROP_RDONLY
propput->ppu_doioctl |= KERNEL_PROP_RDONLY;
if ((propput->ppu_doioctl & KERNEL_PROP_RDONLY) == 0) {
if ((propput->ppu_doioctl & KERNEL_PROP_RDONLY) == 0) {
if ((propput->ppu_doioctl & KERNEL_PROP_RDONLY) == 0) {