+YAZ_EXPORT
+int yaz_compare_z_NamePlusRecord(Z_NamePlusRecord *a, Z_NamePlusRecord *b);
+
+YAZ_EXPORT
+Z_RecordComposition *yaz_clone_z_RecordComposition(Z_RecordComposition *s,
+ NMEM out);
+YAZ_EXPORT
+int yaz_compare_z_RecordComposition(Z_RecordComposition *a,
+ Z_RecordComposition *b);
+
+YAZ_EXPORT
+Z_OtherInformation *yaz_clone_z_OtherInformation(Z_OtherInformation *s,
+ NMEM out);
+
+YAZ_EXPORT
+int yaz_compare_z_OtherInformation(Z_OtherInformation *a,
+ Z_OtherInformation *b);