INT 21 u - LAN Manager Enhanced DOS - LOCAL NetUseAdd                           
	AX = 5F47h
	BX = level (0001h)
	CX = size of use_info_1 structure
	ES:DI -> use_info_1 structure (see #01718)
Return: CF clear on success
	CF set on error
	    AX = error code
SeeAlso: AX=5F46h,AX=5F48h