---
title: DNSServiceSleepKeepaliveReply
framework: dnssd
role: symbol
role_heading: Type Alias
path: dnssd/dnsservicesleepkeepalivereply
---

# DNSServiceSleepKeepaliveReply

## Declaration

```swift
typealias DNSServiceSleepKeepaliveReply = (DNSServiceRef?, DNSServiceErrorType, UnsafeMutableRawPointer?) -> Void
```

## See Also

### Data Types

- [CompileTimeAssertionChecks_DNS_SD](dnssd/compiletimeassertionchecks_dns_sd.md)
- [DNSRecordRef](dnssd/dnsrecordref.md)
- [DNSServiceRef](dnssd/dnsserviceref.md)
- [dnssd_sock_t](dnssd/dnssd_sock_t.md)
- [DNSServiceAttributeRef](dnssd/dnsserviceattributeref.md)