INT 2F - ANSIPLUS v4.00+ - ENABLE/DISABLE ANSIPLUS DRIVER                       
	AX = 1AA6h
	BH = function
	    00h get hooked interrupts
	    01h set hooked interrupts mask
		BL = new interrupts mask (see #02737)
Return: BL = previous interrupts mask (see #02737)
SeeAlso: AX=1A00h/BX=414Eh,AX=1AA7h

Desc:	used to temporarily disable any prior copies of ANSIPLUS when a new
	  copy is installed, such as in a multitasking system like DESQview
Note:	only the most-recently loaded copy of ANSIPLUS on the current INT 2F
	  chain responds to this call


Bitfields for ANSIPLUS hooked interrupts mask:
Bit(s)	Description	(Table 02737)
 0	INT 09 hook disabled
 1	INT 10 hook disabled
 2	INT 15 hook disabled
 3	INT 16 hook disabled
 4	INT 1C hook disabled
 5	reset all bits when INT 29 called
 6	INT 29 hook disabled
 7	INT 33, INT 74, or other mouse event hook disabled