PCMK_XE_CHANGE_ATTR  940 include/crm/msg_xml_compat.h #define XML_DIFF_ATTR PCMK_XE_CHANGE_ATTR
PCMK_XE_CHANGE_ATTR   91 lib/common/patchset.c         attr = pcmk__xe_create(change, PCMK_XE_CHANGE_ATTR);