CALL 0060h:0018h - Eagle MS-DOS v1.25 IO.SYS - WRITE ABSOLUTE SECTOR(S) InstallCheck: MS-DOS v1.25 must be installed SeeAlso: @0060h:0000h,@0060h:0015h,@0060h:001Bh (Table F0008) Call Eagle MS-DOS entry point 0018h with: AL = drive table number ES:BX -> data to be written CX = number of sectors to write DX = logical sector number of first sector AH = verify flag Return: CF clear if successful CF set on error AL = error code 0Ch drive table number out of range Note: the drive number in AL is *not* the logical DOS drive number, but the number of an internal data table; multiple data tables, each describing a distinct disk format, may be shared by one logical drive