+ int driver(linePair*, string, string, string, string, set<string>&);
+ int createProcesses(string, string, string, string, set<string>&);
+
+ #ifdef USE_MPI
+ int driverMPI(int, int, MPI_File&, MPI_File&, MPI_File&, MPI_File&, vector<unsigned long int>&, set<string>&);
+ #endif
+