KNOWNID(SOLVABLE_CONSTRAINS, "solvable:constrains"), /* conda */
KNOWNID(SOLVABLE_TRACK_FEATURES, "solvable:track_features"), /* conda */
+KNOWNID(SOLVABLE_ISDEFAULT, "solvable:isdefault"),
+KNOWNID(SOLVABLE_LANGONLY, "solvable:langonly"),
+
+KNOWNID(UPDATE_COLLECTIONLIST, "update:collectionlist"), /* list of UPDATE_COLLECTION (actually packages) and UPDATE_MODULE */
KNOWNID(ID_NUM_INTERNAL, 0)