pvm_parent - tid of the process that spawned the calling process.
Calling Sequence
tid = pvm_parrent()
Parameters
tid: integer, the task identifier of the parent of the calling process.
Description
pvm_parent
returns the tid of the process
that spawned the calling process.
If the calling process was
not created with pvm_spawn,
then tid is set to
PvmNoParent=-23