NF3BLK
data->arg.mknod.type = NF3BLK;
[NF3BLK] = S_IFBLK,
case NF3BLK:
if (argp->ftype == NF3CHR || argp->ftype == NF3BLK) {
NF3DIR, NF3BAD, NF3BLK, NF3BAD,