1PRODUCT_SOONG_NAMESPACES += vendor/google/interfaces 2PRODUCT_PACKAGES += vendor.google.radio_ext-service 3DEVICE_PRODUCT_COMPATIBILITY_MATRIX_FILE += device/google/gs-common/modem/radio_ext/compatibility_matrix.xml 4 5BOARD_VENDOR_SEPOLICY_DIRS += device/google/gs-common/modem/radio_ext/sepolicy 6