C_tests_utf8            Run UTF8 tests implemented in C.
process_exists          Check if process with a given id exists.
readwrite               Communicating with a Child Process
signal                  A helper function used in vignette.
signals                 Sending signals to the child process.
spawn_process           Start a new child process.
subprocess              Manage Subprocesses in R
terminating             Terminating a Child Process.
