Int 2F Fn CA03  - Tbscanx - Scan Buffer                                    [v]

   AX = CA03h
   CX = size of buffer
   DS:DX -> buffer containing data to scan

Return: CF clear if no virus signatures found
       BX,ES destroyed
   CF set if signature found
       ES:BX -> ASCIZ virus name (v2.3+)
       DS:DX -> ASCIZ virus name (v2.0)
   AX,CX,DX destroyed (v2.3+)
   all other registers except CS:IP and SS:SP destroyed (v2.0)

See Also: AX=CA04h