INT 21 - Novell NetWare - GET NAME SPACES LOADED                                
	AX = F257h subfn 18h
	CX = length of request buffer in bytes
	DX = length of reply buffer in bytes
	DS:SI -> request buffer (see #02411)
	ES:DI -> reply buffer (see #02412)
Return: AX = status (see #02860 at INT 2F/AX=7A20h/BX=0000h)
SeeAlso: AH=F2h"Novell",AX=F257h/SF=17h,AX=F257h/SF=19h,AX=F257h/SF=1Ah
SeeAlso: AX=F216h/SF=2Fh


Format of NetWare "Get Name Spaces Loaded" request packet:
Offset	Size	Description	(Table 02411)
 00h	BYTE	18h (subfunction "Get Name Spaces Loaded")
 01h  2 BYTEs	reserved for future use
 03h	BYTE	volume number
SeeAlso: #02412


Format of NetWare "Get Name Spaces Loaded" reply packet:
Offset	Size	Description	(Table 02412)
 00h	WORD	number of namespace elements
 02h	WORD	number of namespace elements loaded
 04h  N BYTEs	loaded name spaces (each byte contains number of one loaded
		  name space)
SeeAlso: #02411