microsoft	=	microsoft(natural)
  microsoftpro	=	microsoft(natural)
  microsoftprousb =	microsoft(natural)
  microsoftprose =	microsoft(natural)
  dell101	=	dell(dell101)
  flexpro	=	keytronic(FlexPro)
  hp6000	=	hp(omnibook)
  omnikey101	=	northgate(omnikey101)
  thinkpad	=	ibm_vndr/thinkpad(common)
 $pcmodels	=	pc(%m)
  jp106		=	pc(jp106)
  kr106		=	pc(kr106)
  everex	=	everex(STEPnote)
  winbook	=	winbook(XP5)
  pc98		=	nec(pc98)
  abnt2		=	pc(abnt2)
 $mac		=	macintosh(macintosh)
  *		=       pc(pc104)