use strict;
use warnings;
package FOO;
use vars qw(@ISA @EXPORT @EXPORT_OK %EXPORT_TAGS $VERSION);
use Exporter;
our $VERSION=1.0;
our @ISA = qw(Exporter);
our @EXPORT = qw(  some_func_name1
                   some_func_name2
		 );
our @EXPORT_OK = qw(some_optional_func_name3);