• az_context : az_context.h
• az_http_method : az_http_transport.h
• az_log_classification : az_log.h
• az_log_classification_filter_fn : az_log.h
• az_log_message_fn : az_log.h
• az_precondition_failed_fn : az_precondition.h
• az_result : az_result.h
• az_span_allocator_fn : az_span.h