For insance: $ ./frysk/bindir/fhpd -- ./frysk/pkglibdir/funit-fib-fork 3Loaded executable file: /home/scratch/frysk/git/native/frysk-core/./frysk/pkglibdir/funit-fib-fork (fhpd) break main breakpoint 0 deferred (fhpd) run Attached to process 10989 starting/running with this command: ./frysk/pkglibdir/funit-fib-fork 3 Running process 10989 (fhpd) Breakpoint 0 main 0x804857f go Running process 10989 (fhpd) fib (3) = 2 Task 10989 is exiting with status 0