1_product_single_value_vars := 2 3# Variables that are lists of values. 4_product_list_vars := 5 6_product_single_value_vars += PRODUCT_NAME 7_product_single_value_vars += PRODUCT_MODEL 8 9# The resoure configuration options to use for this product. 10_product_list_vars += PRODUCT_LOCALES 11_product_list_vars += PRODUCT_AAPT_CONFIG 12_product_single_value_vars += PRODUCT_AAPT_PREF_CONFIG 13