Fossil

      blob_append_sql(&sql,
         "DELETE FROM global_config WHERE name GLOB '%s:%q'",
         useCheckouts?"ckout":"repo", blob_str(&fn)
      );
      if( dryRunFlag ){
        fossil_print("%s\n", blob_sql_text(&sql));
      }else{
        db_unprotect(PROTECT_CONFIG);
        db_multi_exec("%s", blob_sql_text(&sql));
        db_protect_pop();
      }
    }
    db_end_transaction(0);
    blob_reset(&sql);
    blob_reset(&fn);
    blob_reset(&extra);
    return;