[Lazarus] software licence question - deceased author

Fri Feb 25 13:16:46 CET 2011

On Fri, Feb 25, 2011 at 09:54:08AM +0100, Felipe Monteiro de Carvalho wrote:
> 2011/2/24 Fl?vio Etrusco <flavio.etrusco at gmail.com>:
> > IIRC (at least) on US law only the copyright holder can file an
> > infrigent lawsuit,
> 
> In Brazil too

Reading this I wonder how "heirs" are defined in this context.
Do cousins count? Second cousins? Third
degree cousins?