Int 31 Fn 0401  P - Dpmi 1.0+ - Get Dpmi Capabilities                      [E]

   AX = 0401h
   ES:(E)DI -> 128-byte buffer for host description (see #2824)

Return: CF clear if successful
       AX = capabilities (see #2825)
       CX = reserved (00h)
       DX = reserved (00h)
       buffer filled
   CF set on error (DPMI 0.9 only)

See Also: AX=0400h

Format of DPMI host description:
Offset Size    Description (Table 2824)
 00h   BYTE    host major version number
 01h   BYTE    host minor version number
 02h 126 BYTEs ASCIZ host vendor name

Bitfields for DPMI capabilities:
Bit(s) Description (Table 2825)
 0 paged accessed/dirty supported (see AX=0506h,AX=0507h)
 1 exceptions restartability supported
 2 device mapping supported (see AX=0508h)
 3 conventional memory mapping supported (see AX=0509h)
 4 demand zero-fill supported
 5 write-protect client capability supported
 6 write-protect host capability supported
 7-15  reserved