Format of NDIS request block for RegisterProtocolManagerInfo:
Offset	Size	Description	)
 00h	WORD	06h
 02h	WORD	returned status (see #01434)
 04h	DWORD	pointer to structure containing parsed user config file
 08h	DWORD	unused
 0Ch	WORD	length of structure
SeeAlso: #01424,#01425,#01426,#01427,#01428,#01430,#01431,#01432,#01433