checkyesno synchronous_dhclient

	checkyesno synchronous_dhclient && return

	# Auto-switching to SYNCDHCP must only happen if DHCP is defined, so

	# check for dhcpif (again for ifconfig_up() usage, but to be safe for

	#						other/future consumers)

	dhcpif $1 || return

	# Assume user wants SYNCDHCP if devd(8) was (intentionally) disabled,

	# but overseen that ifconfig="DHCP" won't work in that case.

	checkyesno devd_enable || return 0

	# If $skip doesn't list any keyword starting with "nojail" return with

	# non zero since the result from 'checkyesno synchronous_dhclient' was

        # non zero.

	[ "${skip}" != "${skip#* nojail}" ] || return

	# If $skip doesn't list keyword "nojailvnet" (but "nojail" was found,

	# otherwise we would return above), auto-switching to SYNCDHCP happens.

	# The test reflects non zero checkyesno synchronous_dhclient' result

	# otherwise.

	[ "${skip}" = "${skip#* nojailvnet}" ]