ATTRD_PROTOCOL_VERSION   51 daemons/attrd/attrd_ipc.c     crm_xml_add(reply, PCMK__XA_ATTR_VERSION, ATTRD_PROTOCOL_VERSION);
ATTRD_PROTOCOL_VERSION  332 daemons/attrd/attrd_messages.c     crm_xml_add(attrd_op, PCMK__XA_ATTR_VALUE, ATTRD_PROTOCOL_VERSION);
ATTRD_PROTOCOL_VERSION  337 daemons/attrd/attrd_messages.c               ATTRD_PROTOCOL_VERSION, attrd_cluster->uname);
ATTRD_PROTOCOL_VERSION  350 daemons/attrd/attrd_messages.c     crm_xml_add(data, PCMK__XA_ATTR_VERSION, ATTRD_PROTOCOL_VERSION);
ATTRD_PROTOCOL_VERSION  385 daemons/attrd/attrd_sync.c                                "ack", ATTRD_PROTOCOL_VERSION, CRM_EX_TIMEOUT);
ATTRD_PROTOCOL_VERSION   52 daemons/attrd/pacemaker-attrd.h     pcmk__ipc_send_ack((client), (id), (flags), "ack", ATTRD_PROTOCOL_VERSION, CRM_EX_INDETERMINATE)