Int 16 Fn 2B  - Hunter 16 - Redefine Key Scan Codes                        [b]

   AH = 2Bh
   AL = which key table to redefine
       00h unshifted
       01h shifted
       02h Numlock
   BH = standard scan code of key (00h-80h)
   BL = new scan code
Desc:  redefine the generated scan code from BH to BL

See Also: AH=24h,AH=2Ah,AH=2Ch