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--- a/src/upmpdutils.hxx
+++ b/src/upmpdutils.hxx
@@ -114,6 +114,8 @@
 extern bool uMetaToUpSong(const std::string&, UpSong *ups);
 // Convert UPnP content directory entry object to UpSong
 bool dirObjToUpSong(const UPnPClient::UPnPDirObject& dobj, UpSong *ups);
+// upsong with "Unknown" or such everywhere for when we get no metadata
+void noMetaUpSong(UpSong *ups);
 
 // Replace the first occurrence of regexp. cxx11 regex does not work
 // that well yet...