Int 31 Fn 000A  P - DPMI 0.9+ - Create Alias Descriptor                    [E]

   AX = 000Ah
   BX = selector

Return: CF clear if successful
       AX = new data selector
   CF set on error
       AX = error code (DPMI 1.0+) (8011h,8022h) (see AX=0000h)

Notes: fails if selector in BX is not a code segment or is invalid
   use INT 31/AX=0001h to free new selector
   future changes to the original selector will not be reflected in the
     returned alias selector
   not supported by MS Windows 3.0 in Standard mode

See Also: AX=0001h