+2013-04-01 MORIOKA Tomohiko <tomo.git@chise.org>
+
+ * concord.c (struct COS_DS_ent): Delete member `symbol_names'.
+ (concord_open_ds): Delete code to initialize `ds->symbol_names'.
+ (concord_close_ds): Delete code to destroy `ds->symbol_names'.
+
2013-03-30 MORIOKA Tomohiko <tomo.git@chise.org>
* cos.h: New file.