{$undef DEBUGGING}             (* define to enable test code *)

{$I+}    {I/O checking}
{$N-}    {Numeric coprocessor}
{$V-}    {Relaxes string typing}
{$B-}    {Boolean complete evaluation}
{$S+}    {Stack checking}
{$R+}    {Range checking}
{$D+}    {Global debug information}
{$L+}    {Local debug information}