Fixed bogus undefined symbols with hpux aCC compiler.

src/db/dbSubscriptionIO.cpp

@@ -74,6 +74,13 @@ void dbSubscriptionIO::channelDeleteException ()
         this->chan.pName(), this->type, this->count );
 }
 
+void * dbSubscriptionIO::operator new ( size_t ) // X aCC 361
+{
+    // The HPUX compiler seems to require this even though no code
+    // calls it directly
+    throw std::logic_error ( "why is the compiler calling private operator new" );
+}
+
 void dbSubscriptionIO::operator delete ( void * )
 {
     // Visual C++ .net appears to require operator delete if