INT 62 u - FGDRIVER v4.02 - "FG_SETNUM" - SET STATE OF NUMLOCK KEY
	AX = 00B1h
	BX = new state (0000h off, 0001h on)
Note:	the FGDRIVER functions are rearranged with each major release, but
	  their parameters do not change (see #03474 at AX=0000h)
SeeAlso: AX=000Ah,AX=0082h,AX=00A4h,AX=00A8h