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--- a/src/utils/smallut.h
+++ b/src/utils/smallut.h
@@ -133,6 +133,11 @@
 
 /** Truncate in place in an utf8-legal way */
 extern void utf8truncate(string &s, int maxlen);
+
+void ulltodecstr(unsigned long long val, string& buf);
+void lltodecstr(long long val, string& buf);
+string lltodecstr(long long val);
+string ulltodecstr(unsigned long long val);
 
 /** Convert byte count into unit (KB/MB...) appropriate for display */
 string displayableBytes(off_t size);