* If the callback produces a result, it sends any number of shared memory
* identifiers back via the socket. For each such identifier received, \a
* result_handler is called. The contents of the sma identified by the received
* If the callback produces a result, it sends any number of shared memory
* identifiers back via the socket. For each such identifier received, \a
* result_handler is called. The contents of the sma identified by the received