=========== dfly-update =========== Copyright (c) 2017 Aaron LI MIT License A simple tool to update the DragonFly BSD system from a pre-built system image (e.g., ISO/IMG of a snapshot build or a release). This tool is written by the author to help keep the DragonFly BSD system on a low-performance KVM up-to-date, without consuming too much resources to build and update from source.