int cmd__read_graph(int argc, const char **argv);
int cmd__read_midx(int argc, const char **argv);
int cmd__ref_store(int argc, const char **argv);
+int cmd__reftable(int argc, const char **argv);
int cmd__regex(int argc, const char **argv);
int cmd__repository(int argc, const char **argv);
int cmd__revision_walking(int argc, const char **argv);