INT 62 u - FGDRIVER v4.02 - "FG_GETCLOCK" - GET CLOCK TICKS SINCE MIDNIGHT
	AX = 003Fh
Return: DX:AX = number of clock ticks since midnight
Note:	the FGDRIVER functions are rearranged with each major release, but
	  their parameters do not change (see #03474 at AX=0000h)
SeeAlso: INT 1A/AH=00h