GET_INTERVAL_OBJECT  425 src/intervals.c       GET_INTERVAL_OBJECT (parent, interval);
GET_INTERVAL_OBJECT  584 src/intervals.c   GET_INTERVAL_OBJECT (parent, source);
GET_INTERVAL_OBJECT  614 src/intervals.c       GET_INTERVAL_OBJECT (parent, tree);
GET_INTERVAL_OBJECT  815 src/intervals.c   GET_INTERVAL_OBJECT (parent, tree);
GET_INTERVAL_OBJECT 1205 src/intervals.c       GET_INTERVAL_OBJECT (owner, i);
GET_INTERVAL_OBJECT 1317 src/intervals.c   GET_INTERVAL_OBJECT (parent, tree);