INT 13 - HARD DISK - SEEK TO CYLINDER AH = 0Ch CH = low eight bits of cylinder number CL = sector number (bits 5-0) high two bits of cylinder number (bits 7-6) DH = head number DL = drive number (80h = first, 81h = second hard disk) Return: CF set on error CF clear if successful AH = status (see #00234) SeeAlso: AH=00h,AH=02h,AH=0Ah,AH=47h