Format of NetWare "Write Name Space Info" request packet:
Offset	Size	Description	)
 00h	BYTE	19h (subfunction "Write Name Space Info")
 01h	BYTE	source name space (see #02387)
 02h	BYTE	destination name space
 03h	BYTE	volume number
 04h	DWORD	directory entry number
 08h	DWORD	namespace information bitmask
 0Ch 512 BYTEs	namespace-specific informatin