len=$(($len + 1))
config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"
len=$(($len + 1))
config_set "$CONFIG_SECTION" "${varname}_ITEM$len" "$value"
config_set "$CONFIG_SECTION" "${varname}_LENGTH" "$len"