int diskutil_cleanup(void)
{
    int i = 0;
    for (i = 0; i < LASTHELPER; i++) {
        EUCA_FREE(helpers_path[i]);
    }
    return (EUCA_OK);
}
int diskutil_cleanup(void)
{
    int i = 0;
    for (i = 0; i < LASTHELPER; i++) {
        EUCA_FREE(helpers_path[i]);
    }
    return (EUCA_OK);
}