Category: <b>DESQview/TopView and Quarterdeck programs</b>
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<pre><b>INT 15 - TopView - SEND MESSAGE - "SIZEOF" - GET OBJECT SIZE</b>

	AH = 12h
	BH = 08h
	BL = object
	    00h handle in DWORD on top of stack
		window: total character positions in window
		timer: elapsed time since timer started
		pointer: number of messages queued to pointer object
		panel: number of panels in panel file
		keyboard: number of input buffers queued
	    01h total chars in current task's default window
	    02h number of messages in task's mailbox (task's handle on stack)
	    03h number of messages in current task's mailbox
	    04h number of input buffers queued in task's kbd (handle on stack)
	    05h number of input buffers queued for current task's default kbd
	    06h number of objects queued in OBJECTQ (task's handle on stack)
	    07h number of objects queued in current task's OBJECTQ
	    0Ch (DV 2.26+) total chars in window owning handle on top of stack
	    0Dh (DV 2.26+) total chars in parent task's window
Return: DWORD on top of stack is result (any handle on stack has been popped)
Note:	for panel objects, a count of zero is returned if no panel file is open
	  for the object
SeeAlso: AH=12h/BH=04h,AH=12h/BH=09h
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