INT 62 u - FGDRIVER v4.02 - "FG_INITJOY" - INITIALIZE JOYSTICK USE
	AX = 005Eh
	BX = joystick number (0001h or 0002h)
Return: AX = status
	    0000h successful
	    FFFFh joystick not connected or no game port
Notes:	the FGDRIVER functions are rearranged with each major release, but
	  their parameters do not change (see #03474 at AX=0000h)
	Fastgraph assumes that the requested joystick is centered at the time
	  this function is called
SeeAlso: AX=0009h,AX=0052h,AX=0056h,AX=0062h,AX=0077h