Int 21 Fn 7305  - Windows95 - Fat32 - Extended Absolute Disk Read/write    [D]

   AX = 7305h
   CX = FFFFh
   DL = drive number (00h=default, 01h=A:, etc.)
   SI = read/write mode flags (see #1479)
   DS:BX -> disk I/O packet (see #2236 at INT 25)

Return: CF clear if successful
   CF set on error
       AX = error code

See Also: AX=7302h,AX=7304h,INT 25,INT 26

Bitfields for Extended Absolute Disk Read/Write mode flags:
Bit(s) Description (Table 1479)
 0 direction (0=read, 1=write)
 12-1  reserved (0)
 14-13 write type (should be 00 on reads)
   00 unknown data
   01 FAT data
   10 directory data
   11 file data
 15    reserved (0)