/**
 * Check whether a user is a mod of a given group.
 *
 * @param int $user_id ID of the user.
 * @param int $group_id ID of the group.
 *
 * @return bool
 */
function groups_is_user_mod($user_id, $group_id)
{
    return BP_Groups_Member::check_is_mod($user_id, $group_id);
}