int ret = -1;
int add_res = 0; const char * id = NULL; const char * type = NULL;
addConstraint(xmlNodePtr cib, cibConstraint *xml_node){	int ret = -1;	FNIN();	if (findConstraint(cib, ID(xml_node)) == NULL)		ret = add_node_copy(cib, XML_CIB_TAG_CONSTRAINTS, xml_node);	FNRET(ret);}