INT 2F U - SoundBlasterA common sound card developed by Creative Labs. speech driver - INSTALLATION CHECK
	AX = FBFBh
	ES = 0000h
Return: ES nonzero if installed
	    ES:BX -> entry point data structure (see #03138)
SeeAlso: INT 80/BX=0000h,INT F3"SoundBlasterA common sound card developed by Creative Labs."


Format of SoundBlasterA common sound card developed by Creative Labs. entry point data structure:
Offset	Size	Description	(Table 03138)
 00h  3 BYTEs	signature "FB "
 03h	BYTE	driver major version number???
 04h	DWORDDoubleword; four bytes.	 Commonly used to hold a 32-bit segment:offset or selector:offset address.	speech driver entry point (see #03139)
 08h 24 BYTEs	???
 20h  ? BYTEs	data buffer for calling speech driver
		  (can be 117 bytes or more)


(Table 03139)
Call SoundBlasterA common sound card developed by Creative Labs. speech driver entry point with:
	AL = function
	    07h speak a string
		data buffer (see #03138) contains:
			BYTE  length of string
		      N BYTEs string to speak