use Config::IniFiles;
  
  my %ini
  tie %ini, 'Config::IniFiles', ( -file => "/path/configfile.ini" );

  print "We have $ini{Section}{Parameter}." if $ini{Section}{Parameter};

my @keys = keys %{$ini{$section}}
while (($k, $v) = each %{$ini{$section}}) {...}
if( exists %{$ini{$section}}, $parameter ) {...}