+KNOWNID(DELTA_CHECKSUM, "delta:checksum"),
+KNOWNID(DELTA_BASE_EVR, "delta:baseevr"),
+KNOWNID(DELTA_SEQ_NAME, "delta:seqname"),
+KNOWNID(DELTA_SEQ_EVR, "delta:seqevr"),
+KNOWNID(DELTA_SEQ_NUM, "delta:seqnum"),
+KNOWNID(DELTA_LOCATION_BASE, "delta:locbase"), /* <location xml:base=... > */
+
+KNOWNID(REPOSITORY_REPOMD, "repository:repomd"),
+KNOWNID(REPOSITORY_REPOMD_TYPE, "repository:repomd:type"),
+KNOWNID(REPOSITORY_REPOMD_LOCATION, "repository:repomd:location"),
+KNOWNID(REPOSITORY_REPOMD_TIMESTAMP, "repository:repomd:timestamp"),
+KNOWNID(REPOSITORY_REPOMD_CHECKSUM, "repository:repomd:checksum"),
+KNOWNID(REPOSITORY_REPOMD_OPENCHECKSUM, "repository:repomd:openchecksum"),
+KNOWNID(REPOSITORY_REPOMD_SIZE, "repository:repomd:size"),
+
+KNOWNID(PUBKEY_KEYID, "pubkey:keyid"),
+KNOWNID(PUBKEY_FINGERPRINT, "pubkey:fingerprint"),
+KNOWNID(PUBKEY_EXPIRES, "pubkey:expires"),
+KNOWNID(PUBKEY_SIGNATURES, "pubkey:signatures"),
+KNOWNID(PUBKEY_DATA, "pubkey:data"),
+KNOWNID(PUBKEY_SUBKEYOF, "pubkey:subkeyof"),
+
+KNOWNID(SIGNATURE_ISSUER, "signature:issuer"),
+KNOWNID(SIGNATURE_TIME, "signature:time"),
+KNOWNID(SIGNATURE_EXPIRES, "signature:expires"),
+KNOWNID(SIGNATURE_DATA, "signature:data"),
+
+/* 'content' of patch, usually list of modules */
+KNOWNID(UPDATE_MODULE, "update:module"), /* "name stream version context arch" */
+KNOWNID(UPDATE_MODULE_NAME, "update:module:name"), /* name */
+KNOWNID(UPDATE_MODULE_STREAM, "update:module:stream"), /* stream */
+KNOWNID(UPDATE_MODULE_VERSION, "update:module:version"), /* version */
+KNOWNID(UPDATE_MODULE_CONTEXT, "update:module:context"), /* context */
+KNOWNID(UPDATE_MODULE_ARCH, "update:module:arch"), /* architecture */
+
+KNOWNID(SOLVABLE_BUILDVERSION, "solvable:buildversion"), /* conda */
+KNOWNID(SOLVABLE_BUILDFLAVOR, "solvable:buildflavor"), /* conda */
+
+KNOWNID(UPDATE_STATUS, "update:status"), /* "stable", "testing", ...*/
+
+KNOWNID(LIBSOLV_SELF_DESTRUCT_PKG, "libsolv-self-destruct-pkg()"), /* this package will self-destruct on installation */
+
+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 */