INT 2F - LAN Manager Enhanced DOS - DosReadAsynchNmPipe2
        AX = 1190h
        DS:SI -> stack frame
Return: CF clear if successful
        CF set if error
            AX = error code
SeeAlso: AX=1186h,AX=1191h

Format of DosReadAsynchNmPipe2 stack frame:
Offset  Size    Description
 00h    DWORD   -> number of bytes read
 04h    WORD    size of buffer
 06h    DWORD   -> buffer
 0Ah    DWORD   -> return code
 0Eh    DWORD   function to call on completion as function( char far *buffer )
 12h    WORD    handle
 14h    DWORD   ???

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