I cannot see the need of this and it's generating a NO Can't open ...path/dir message, having lready (correctly) found a mbx inbox.
Yes, the dummy driver is essential to c-client's operation. Several things won't work without it.
Please describe the problem that you are having (along with what hacks you've made to c-client), and I'll be happy to help you towards the right solution.
-- Mark --
http://staff.washington.edu/mrc Science does not emerge from voting, party politics, or public debate. Si vis pacem, para bellum.