With NetBSD (and probably other BSD flavors), you need to be a member of group
Wheel to use su. That might be your problem.

____________________________________________________________________________
Allan "Norm" Crain |  allanc@idea-inc.com  | http://web.idea-inc.com/~allanc
"We'll have fun fun fun 'till my daddy takes the T1 away" --nby@idea-inc.com