)
Values for PAGEFILE (VxD ID 0021h) service number:
00h get version
01h init file
02h clean up
03h grow file
04h read or write
05h cancel
06h test I/O valid
07h "Get_Size_Info"
08h "Set_Async_Manager"
09h "Call_Async_Manager"
SeeAlso: #01288,#02661 at INT 2F/AX=1684h/BX=0021h