MQTT C Client Libraries Internals: Data Fields

| MQTT C Client Libraries Internals

Here is a list of all documented struct and union fields with links to the struct/union documentation for each field:

### - h -

- header : Ack , Connack , Connect , MQTTPacket , Publish , Suback , Unsuback
- heap_tracking : Tree
- httpHeaders : MQTTAsync_connectOptions , MQTTClient_connectOptions
- httpProxy : Clients , MQTTAsync_connectOptions , MQTTClient_connectOptions
- httpsProxy : Clients , MQTTAsync_connectOptions , MQTTClient_connectOptions