def dtool_smb_config(dtool_config):
    """Provide default dtool lookup config."""
    dtool_config.update({
        "DTOOL_SMB_SERVER_NAME_test-share": "localhost",
        "DTOOL_SMB_SERVER_PORT_test-share": 4445,
        "DTOOL_SMB_USERNAME_test-share": "guest",
        "DTOOL_SMB_PASSWORD_test-share": "a-guest-needs-no-password",
        "DTOOL_SMB_DOMAIN_test-share": "WORKGROUP",
        "DTOOL_SMB_SERVICE_NAME_test-share": "sambashare",
        "DTOOL_SMB_PATH_test-share": "dtool"
    })
    return dtool_config