+ zdec, System_Mgmt, Zero Device Error Counts   ; By Mark Oakley, Gary Grebus, Paul Gallo, Ted Nieland, et al    V1.2.   =   This program zeros-out the device error count stored in the ;   UCB for a particular device. This is useful when you wish /   reset this value without booting the machine.   ;   Fixed to work on VAX as well as pre 7.2-1 Alpha systems.    B   THIS PROGRAM IS UNSUPPORTED AND PROVIDED AS IS, USE AT OWN RISK.  >   This application requires kernel access, and modifies kernel9   data structures.  Corruptions and crashes are possible. 