QOS_FLAG_RELIABILITY_ACK_REQUIRED

#define QOS_FLAG_RELIABILITY_ACK_REQUIRED   0x02

#include <include/qos.h>

Set this flag to require acknowledging of a message.

By setting this flag the caller will be notified periodically with the QOS_EVT_MESSAGE_TIMER_EXPIRED event until qos_message_remove() has been called with the corresponding message.