xmlSetProp(ping, XML_PING_ATTR_STATUS, status);
set_xml_property_copy(ping, XML_PING_ATTR_STATUS, status);
addLrmdPingAnswer(xmlNodePtr answer, const char *status){    xmlNodePtr ping = xmlNewChild(answer, NULL, XML_CRM_TAG_PING, NULL);    xmlSetProp(ping, XML_PING_ATTR_STATUS, status);}