INT 6F - HP Vectra EX-BIOS - "F_STR_GET_FREE_INDEX" - FIND FREE STRING INDEX AH = 40h BP = 0012h (driver ID of V_SYSTEM) Return: AH = status (see #03744) BX = next free string index BP,DS destroyed Desc: get the next string index available to user programs SeeAlso: AH=00h"HP Vectra",AH=42h/BP=0012h,AH=44h/BP=0012h,AH=46h/BP=0012h