children                Functions for management of parallel children
                        processes
fork                    Fork a copy of the current R process
mclapply                Parallel version of lapply
multicore               multicore R package for parallel processing of
                        R code
parallel                Evaluate an expression asynchronously in a
                        separate process
processID               Function to query objects of the class process
pvec                    Parallelize a vector map function
sendMaster              Sends data from the child to to the master
                        process
signals                 Signal constants (subset)