For example, to start a normal module called Fred, create
a file called Fred.pm and put this at the start of it:
- package Fred;
- require Exporter;
+ package Fred;
+ use Exporter ();
@ISA = qw(Exporter);
@EXPORT = qw(func1 func2);
@EXPORT_OK = qw($sally @listabob %harry func3);