Release images of DragonFly are built using nrelease. The Makefile that contains does this can be read here: http://gitweb.dragonflybsd.org/dragonfly.git/tree/HEAD:/nrelease On Wed, May 15, 2013 at 12:02 PM, Muhammadreza Haghiri <haghiri75 at jabirproject.org> wrote: > I know DragonFly is a fork of FreeBSD. I wanna know how it is built? > > Regards.