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##

# TCPIP_DNS_HandlerDeRegister Function

## C

    bool TCPIP_DNS_HandlerDeRegister(
        TCPIP_DNS_HANDLE hDns
    );

## Description

This function deregisters the DNS client event handler.

## Preconditions

The DNS module must be initialized.

## Paramaters

Parameters | Description
--- | ---
hDns | A handle returned by a previous call to TCPIP_DNS_HandlerRegister().

## Returns

- True - If the call succeeds.
- False - If no such handler is registered.

## Remarks

None.