$_SECURE_MOUNT -n -t proc proc /mnt/proc
cd /mnt
-$_CHBIND "${CHBIND_OPTS[@]}" \
+"${CHBIND_CMD[@]}" \
$_VCONTEXT --create "${OPTS_VCONTEXT_CREATE[@]}" -- \
$_VUNAME --xid self --set -t nodename="${SETUP_HOSTNAME:-fai-build}" \
-t context="$SETUP_CONFDIR" -- \