`iand', `ior', `ixor'
---------------------

iand(I1,I2)
     :: bit $B$4$H$N(B and

ior(I1,I2)
     :: bit $B$4$H$N(B or

ixor(I1,I2)
     :: bit $B$4$H$N(B xor

RETURN
     $B@0?t(B

I1,I2
     $B@0?t(B

   * $B@0?t(B I1, I2 $B$N@dBPCM$r(B bit $BNs$H$_$F1i;;$9$k(B.

   * $B0z?t$NId9f$OL5;k$7(B, $BHsIi$NCM$rJV$9(B.

     [0] ctrl("hex",1);
     0x1
     [1] iand(0xeeeeeeeeeeeeeeee,0x2984723234812312312);
     0x4622224802202202
     [2] ior(0xa0a0a0a0a0a0a0a0,0xb0c0b0b0b0b0b0b);
     0xabacabababababab
     [3] ixor(0xfffffffffff,0x234234234234);
     0x2cbdcbdcbdcb

$B;2>H(B
     *Note `ishift': ishift.

