If this callback function pointer is set to non-null, then it will be used in DSO_load() in place of meth.dso_merger. NB: This should normally set using DSO_set_merger().
See Implementation
If this callback function pointer is set to non-null, then it will be used in DSO_load() in place of meth.dso_merger. NB: This should normally set using DSO_set_merger().