KNOWNID(UPDATE_COLLECTIONLIST, "update:collectionlist"), /* list of UPDATE_COLLECTION (actually packages) and UPDATE_MODULE */
KNOWNID(SOLVABLE_MULTIARCH, "solvable:multiarch"), /* debian multi-arch field */
+KNOWNID(SOLVABLE_SIGNATUREDATA, "solvable:signaturedata"), /* conda */
KNOWNID(ID_NUM_INTERNAL, 0)