INT 2D - DOS 2+ - RESERVED

Note:	this vector is not used in DOS versions <= 6.00, and points at an IRET
BUG:	RM386 v6.00-6.02 (as distributed with Helix's Netroom v3.x) contains
	  a stack bug in its protected-mode INT 2D handler which causes a crash
	  when INT 2D is invoked from V86 mode