INT 6F - HP Vectra EX-BIOS - "F_SND_CLICK" - GENERATE KEYCLICK
	AH = 34h
	BP = 0012h (driver ID of V_SYSTEM)
Return: AH = status (see #03744)
	BP,DS destroyed
Desc:	generate a keyclick if fewer than four clicks are already pending
Note:	if keyclicks are already pending, the remaining click count is
	  incremented and the function returns immediately
SeeAlso: AH=00h"HP Vectra",AH=30h/BP=0012h,AH=36h/BP=0012h,AH=3Ah/BP=0012h