"ABS" fluid - brake fluid

I had my "other car" at the dealer the other day (service 4WD light was on). When they called to give me the specifics on what it needed, they said "and also, it needs this fluid changed, that fluid changed, the other fluid changed." He named every fluid in the car including power steering fluid (I know, this is how they make money). Of course I answered "no thanks" but one of things he said was "ABS fluid." I responded "ABS fluid?" and he said "yes, the ABS fluid needs changed." Has the service industry started calling brake fluid ABS fluid, or is there ABS fluid separate from the regular brake fluid? The car is a

Thanks, John