our $filename;

BEGIN {
  $filename = '/tmp/mylogfile';
}
use Log::StdLog { file => $filename };
print {*STDLOG} warn => 'Works fine!!!';


##</code><code>##

my $filename = '/tmp/mylogfile';
require Log::StdLog;
Log::StdLog->import({ file => $filename });
print {*STDLOG} warn => 'Works fine!!!';