This function will invoke the DSO's merger callback to merge two file specifications, or if the callback isn't set it will instead use the DSO_METHOD's merger. A non-null return value will need to be free()'d.
See Implementation
This function will invoke the DSO's merger callback to merge two file specifications, or if the callback isn't set it will instead use the DSO_METHOD's merger. A non-null return value will need to be free()'d.