PCMK__XA_ATTR_VERSION   51 daemons/attrd/attrd_ipc.c     crm_xml_add(reply, PCMK__XA_ATTR_VERSION, ATTRD_PROTOCOL_VERSION);
PCMK__XA_ATTR_VERSION  350 daemons/attrd/attrd_messages.c     crm_xml_add(data, PCMK__XA_ATTR_VERSION, ATTRD_PROTOCOL_VERSION);