Subject: Disk wipe out utility for NetBSD
To: None <netbsd-users@netbsd.org>
From: Bang Jun-Young <junyoung@mogua.com>
List: netbsd-users
Date: 08/02/2004 11:46:14 
Hi,

Is there a disk wipe out utility for NetBSD, a program that fills
unused blocks of the file system with 0 without destroying data?
It's mostly used for security but I need it for backup purpose
so the entire image of the NetBSD partition is compressed in less
size.

Jun-Young