def METHOD_NAME(decl):
    """
    Returns a reference to a named parent declaration.
    Args:
        decl (declaration_t): the child declaration
    Returns:
        declaration_t: the declaration or None if not found.
    """
    if not decl:
        return None
    parent = decl.parent
    while parent and (not parent.name or parent.name == '::'):
        parent = parent.parent
    return parent