INT 62 u - FGDRIVER v4.02 - "FG_GETYJUST" - GET VERTICAL JUSTIFICATION
	AX = 0057h
Return: AX = string justification
	    0000h strings are centered around current graphics Y position
	    0001h strings have top edge at current graphics Y position
	    FFFFh strings have bottom edge at current graphics Y position
Note:	the FGDRIVER functions are rearranged with each major release, but
	  their parameters do not change (see #03474 at AX=0000h)
SeeAlso: AX=0053h,AX=0065h