Update ddb(9) to show how to print 64-bit values with "examine".
Update ddb(9) to show how to print 64-bit values with "examine".

MFC after:	3 days
Approved by:	re (gjb)

jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase,jrobhoward/SCADAbase