)
Call azt16.VXD entry point with:
	DX = function number
	    0000h get azt16 version
		Return: CF clear
			AX = version (AH=major, AL=minor)
	    0001h ???
		AX = subfunction
		    0000h ???
			Return:
		    0001h ???
			ECX = ???
		    else error
		Return: CF clear if successful
			    ???
			CF set on error
			    AX = error code
	    0002h ???
		AX = ???
		BX = ???
		Return: ???
	    0003h ???
		AX = ???
		BX = ???
		Return: ???
	    0004h ???
		BX = ???
		CX = ???
		Return: CF clear if successful
			     AX = 0001h
			CF set on error
			     AX = 0000h
	    0005h ???
		BX = ???
		CX = ???
		Return: CF clear if successful
			     AX = 0001h
			CF set on error
			     AX = 0000h
	    0006h ???
		BX = ???
		ECX = ???
		Return: CF clear if succesful
			    AX = ???
			CF set on error
			    AX = FFFFh
	    0100h get azt16 version
		Return: CF clear
			AX = version (AH=major, AL=minor)
	    0101h
		AX = ???
		ECX = ???
		Return: CF clear if successful
			    AX = 0001h
			CF set on error
			    AX = 0000h
	    0102h ???
		AX = ???
		Return: CF clear if successful
			CF set on error
			    AX = reason??? (0/1/2)
	    0103h ???
		AX = ???
		Return: CF clear if successful
			    AX = 0000h
			CF set on error
			    AX = reason??? (1/3)
	    0200h ???
		EDX = ???
		???
		Return: CF clear if successful
			    DX:AX = ???
			CF set on error
			    DX:AX = 0000h:0000h
	    0201h ???
		???
		Return: CF clear
			AX= 0000h
	    else
		Return: CF set
SeeAlso: #02685,#02705