[ -n "$acct_server" ] && {
append bss_conf "acct_server_addr=$acct_server" "$N"
append bss_conf "acct_server_port=$acct_port" "$N"
[ -n "$acct_secret" ] && \
append bss_conf "acct_server_shared_secret=$acct_secret" "$N"
[ -n "$acct_server" ] && {
append bss_conf "acct_server_addr=$acct_server" "$N"
append bss_conf "acct_server_port=$acct_port" "$N"
[ -n "$acct_secret" ] && \
append bss_conf "acct_server_shared_secret=$acct_secret" "$N"