boolean          1071 lib/pacemaker/pcmk_sched_constraints.c     const char *boolean = NULL;
boolean          1086 lib/pacemaker/pcmk_sched_constraints.c     boolean = crm_element_value(rule_xml, XML_RULE_ATTR_BOOLEAN_OP);
boolean          1103 lib/pacemaker/pcmk_sched_constraints.c     if (pcmk__str_eq(boolean, "or", pcmk__str_casei)) {