System.Data.SQLite

      #       Eagle internals, great care should be taken to avoid disposing of
      #       this object or otherwise putting it into an invalid state.
      #
      if {[info exists db]} then {
        if {[catch {
                object invoke -flags +NonPublic -objectflags +NoDispose \
                -alias Interpreter.GetActive.connections Item $db} \
                connection] == 0} then {
                result] == 0} then {
          #
          # NOTE: Success, return the opaque object handle.
          #
          return $connection
          return $result
        } else {
          #
          # NOTE: Failure, report why.
          #
          tputs $::test_channel [appendArgs \
              "==== WARNING: failed to get connection handle for database \"" \
              $db "\", error: " \n\t $error \n]
              $db "\", error: " \n\t $result \n]
        }
      }
    }

    proc freeDbConnection { {varName connection} } {
      #
      # NOTE: Refer to the specified variable (e.g. "connection") in the context