* Stores the result in the field 'callees' of the Call node. If the
* address can not be analysed, e.g. because it is loaded from a
* variable, the array contains the unknown_entity. (See
* Stores the result in the field 'callees' of the Call node. If the
* address can not be analysed, e.g. because it is loaded from a
* variable, the array contains the unknown_entity. (See