Allows to get the content configured inside the entity that is identified by the provided name and the provided type.
- Parameters:
-
| dtd | The DTD where the lookup will be performed. |
| name | The entity name to lookup for its content. |
| type | The entity type to match. |
- Returns:
- An internal reference to the content associated to the entity found or NULL. In case the content is defined (as return value) it must not be deallocated.