INT 21 - Novell NetWare - CHANGE PROPERTY SECURITY                              
	AX = F217h subfn 3Bh
	CX = length of request packet in bytes
	DX = 0000h (no reply buffer)
	DS:SI -> request packet	(see #01938 at AH=E3h/SF=3Bh)
	ES:DI ignored
Return: AX = status (see #02860 at INT 2F/AX=7A20h/BX=0000h)
SeeAlso: AH=F2h"Novell",AH=E3h/SF=3Bh