)
Call the XMS v3.0 driver "Reallocate any extended memory block" function with:
	AH = 8Fh
	DX = unlocked memory block handle
	EBX = new size in KB
Return: AX = status
	    0001h success
	    0000h failure
		BL = status (80h,81h,A0h-A2h,ABh) (see #02775)
BUG:	HIMEM v3.03-3.07 crash on an 80286 machine if any of the 8Xh functions
	  are called
SeeAlso: #02765,#02773