if err != nil && !IsErrIgnored(err, dns.ErrNoEntriesFound, dns.ErrNotImplemented, dns.ErrDomainMissing) {
		dnsLogIf(GlobalContext, err)
		return
	}

	bucketsSet := set.NewStringSet()
	bucketsToBeUpdated := set.NewStringSet()
	bucketsInConflict := set.NewStringSet()

	// This means that domain is updated, we should update
	// all bucket entries with new domain name.
	domainMissing := err == dns.ErrDomainMissing

			pkMap:   map[string]interface{}{},
		},
		roleArnPolicyMap: map[arn.ARN]string{},
		transport:        openIDClientTransport,
		closeRespFn:      closeRespFn,
	}

	seenClientIDs := set.NewStringSet()

	deprecatedKeys := []string{JwksURL}

	// remove this since we have removed support for this already.
	for k := range s[config.IdentityOpenIDSubSys] {
		for _, dk := range deprecatedKeys {

			}
		}
	}

	publicIPs := env.Get(config.EnvPublicIPs, "")
	if len(publicIPs) != 0 {
		minioEndpoints := strings.Split(publicIPs, config.ValueSeparator)
		domainIPs := set.NewStringSet()
		for _, endpoint := range minioEndpoints {
			if net.ParseIP(endpoint) == nil {
				// Checking if the IP is a DNS entry.
				addrs, err := globalDNSCache.LookupHost(GlobalContext, endpoint)
				if err != nil {

//     requests to the local S3 API.
//   - The returned List needs to be deduplicated as well.
func getServerListenAddrs() []string {
	// Use a string set to avoid duplication
	addrs := set.NewStringSet()
	// Listen on local interface to receive requests from Console
	for _, ip := range mustGetLocalIPs() {
		if ip != nil && ip.IsLoopback() {
			addrs.Add(net.JoinHostPort(ip.String(), globalMinioPort))
		}
	}

	}

	// S3 spec says uploadIDs should be sorted based on initiated time, we need
	// to read the metadata entry.
	var uploads []MultipartInfo

	populatedUploadIDs := set.NewStringSet()

	for _, uploadID := range uploadIDs {
		if populatedUploadIDs.Contains(uploadID) {
			continue
		}
		// If present, use time stored in ID.
		startTime := time.Now()

		return []string{Default}, nil
	}

	defKVS, ok := DefaultKVS[subSys]
	if !ok {
		return nil, Errorf("Subsystem %s does not exist", subSys)
	}

	kvsMap := c[subSys]
	seen := set.NewStringSet()

	// Add all targets that are configured in the config store.
	for k := range kvsMap {
		seen.Add(k)
	}

	// env:prefix
	filterMap := map[string]string{}

			erasureLockers[endpoint.Host] = newLockAPI(endpoint)
		}
	}

	var wg sync.WaitGroup
	var lk sync.Mutex
	for i := 0; i < setCount; i++ {
		lockerEpSet := set.NewStringSet()
		for j := 0; j < setDriveCount; j++ {
			wg.Add(1)
			go func(i int, endpoint Endpoint) {
				defer wg.Done()

				lk.Lock()
				// Only add lockers only one per endpoint and per erasure set.

		accessKeyMap[k] = v
	}

	return nil
}

func (sys *IAMSys) getStoredLDAPPolicyMappingKeys(ctx context.Context, isGroup bool) set.StringSet {
	entityKeysInStorage := set.NewStringSet()
	if iamOS, ok := sys.store.IAMStorageAPI.(*IAMObjectStore); ok {
		// Load existing mapping keys from the cached listing for
		// `IAMObjectStore`.

	derrs := make([]error, len(objects))
	dobjects := make([]DeletedObject, len(objects))
	objSets := set.NewStringSet()
	for i := range derrs {
		objects[i].ObjectName = encodeDirObject(objects[i].ObjectName)

		derrs[i] = checkDelObjArgs(ctx, bucket, objects[i].ObjectName)
		objSets.Add(objects[i].ObjectName)
	}

func createHostAnonymizer() map[string]string {
	if !globalIsDistErasure {
		return createHostAnonymizerForFSMode()
	}

	hostAnonymizer := map[string]string{}
	hosts := set.NewStringSet()
	srvrIdx := 0

	for poolIdx, pool := range globalEndpoints {
		for _, endpoint := range pool.Endpoints {
			if !hosts.Contains(endpoint.Host) {
				hosts.Add(endpoint.Host)
				srvrIdx++
			}