system/include/Android.bp

package {
    // See: http://go/android-license-faq
    // A large-scale-change added 'default_applicable_licenses' to import
    // all of the 'license_kinds' from "system_bt_license"
    // to get the below license kinds:
    //   SPDX-license-identifier-Apache-2.0
    default_applicable_licenses: ["system_bt_license"],
}

cc_library_headers {
    name: "avrcp_headers",
    export_include_dirs: ["./hardware/avrcp/"],
    header_libs: ["internal_include_headers"],
    export_header_lib_headers: ["internal_include_headers"],

    // We need this in case some file outside of the Bluetooth project includes
    // bluetooth.h but doesn't include libchrome which avrcp.h depends on.
    static_libs: ["libchrome"],
    export_static_lib_headers: ["libchrome"],

    vendor_available: true,
    host_supported: true,
    apex_available: [
        "//apex_available:platform",
        "com.android.btservices",
    ],
    min_sdk_version: "30",
}

cc_library_headers {
    name: "libbluetooth_headers",
    visibility: [
        "//packages/apps/Test/connectivity/sl4n",
        "//packages/modules/Bluetooth:__subpackages__",
        "//vendor:__subpackages__",
    ],
    header_libs: [
        "avrcp_headers",
        "libbluetooth-types-header",
        "libbtcore_headers",
    ],
    export_header_lib_headers: [
        "avrcp_headers",
        "libbluetooth-types-header",
        "libbtcore_headers",
    ],
    export_include_dirs: ["./"],
    vendor_available: true,
    host_supported: true,
    apex_available: [
        "//apex_available:platform",
        "com.android.btservices",
    ],
    min_sdk_version: "30",
}