INT 2F - Novell NetWare - SHELL 3.01d BROADCAST - SET SHELL INT 21 HANDLER

	AX = 7A81h
	CX:DX -> shell's INT 21h entry point
Return: nothing
Notes:	the shell calls this function as it loads to allow interested TSRs
	  and drivers to make a local copy of the shell's entry point
	must be passed through so that all interested programs see it