BSD subsystem
iBook G4 (late) 1.2 12.1" 30GB 256MB Combo, Mac OS X (10.4.11), Also have 2 G3 iMacs
iBook G4 (late) 1.2 12.1" 30GB 256MB Combo, Mac OS X (10.4.11), Also have 2 G3 iMacs
Yes, it's possible to custom-install Mac OS X and choose to skip BSD subsystem as you'd skip also some languages and some printer drivers; or is it the one that's part of Developer Tools we're talking here?
BSD subsystem