Document what the unimplemented function is.

diff --git a/src/modules/rlm_sql/drivers/rlm_sql_db2/sql_db2.c b/src/modules/rlm_sql/drivers/rlm_sql_db2/sql_db2.c
index 5a58f97..b0e7ff8 100644 (file)
--- a/src/modules/rlm_sql/drivers/rlm_sql_db2/sql_db2.c
+++ b/src/modules/rlm_sql/drivers/rlm_sql_db2/sql_db2.c
@@ -353,7 +353,7 @@ rlm_sql_module_t rlm_sql_db2 = {
        sql_select_query,
        not_implemented, /* sql_store_result */
        sql_num_fields,
-       not_implemented,
+       not_implemented, /* sql_num_rows */
        sql_fetch_row,
        sql_free_result,
        sql_error,