This mostly comprises of: * using $(...) instead of `...` * changing the directories in subshell and not ignoring `cd` return code * handling every error gracefully instead of ignoring the return code
Copyright (C) Internet Systems Consortium, Inc. ("ISC")
See COPYRIGHT in the source root or http://isc.org/copyright.html for terms.
Tests of runtime checks, e.g., that named prevents duplicate processes
from running.