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

- m -

• mask : PacketBuffers , Publish
• max_count : MQTTProperties
• max_size : heap_info
• max_trace_entries : trace_settings_type
• maxBufferedMessages : MQTTAsync_createOptions
• maxInflight : MQTTAsync_connectOptions
• maxInflightMessages : Clients , MQTTClient_connectOptions
• maxRetryInterval : MQTTAsync_connectOptions
• message : MQTTAsync_failureData5 , MQTTAsync_failureData , MQTTAsync_successData5 , MQTTAsync_successData , MQTTAsync_willOptions , MQTTClient_willOptions
• messageQueue : Clients
• minRetryInterval : MQTTAsync_connectOptions
• MQTTVersion : Ack , Clients , Connack , MQTTAsync_command , MQTTAsync_connectOptions , MQTTAsync_createOptions , MQTTAsync_successData5 , MQTTAsync_successData , MQTTClient_connectOptions , MQTTClient_createOptions , Publish , Suback , Unsuback
• msgId : Ack
• msgID : Clients
• msgid : MQTTAsync_message , MQTTClient_message
• msgId : Publish , Suback , Unsuback