INT 21 - Novell NetWare - RESTORE DIRECTORY HANDLE                              
	AX = F216h subfn 18h
	CX = length of request packet in bytes
	DX = length of reply buffer in bytes
	DS:SI -> request packet (see #01879 at AH=E2h/SF=18h)
	ES:DI -> reply buffer (see #02121)
Return: AX = status (see #02860 at INT 2F/AX=7A20h/BX=0000h)
SeeAlso: AH=F2h"Novell",AH=E2h/SF=18h,AX=F216h/SF=17h


Format of NetWare "Restore Directory HandleA short identifier, usually a small integer or a pointer, for some other object which is maintained or controlled by the operating system or environment; a particular handle may be valid system-wide or may have meaning only for a particular process.	 See also File Handle." reply packet:
Offset	Size	Description	(Table 02121)
 00h	BYTE	new directory handle
 01h	BYTE	effective rights (see #01849)
SeeAlso: #01880,#02120