sendTask()- places a task on the end of a thread's task queue for evaluation in the future.
threadobject which is to evaluate the expressions supplied in
wait == F
Fis returned. This could be either because the queue is deemed to be full (unlikely as we haven't put a limit on its size yet!) or because access has been denied to this thread by the other thread. See the threadAttributes class.
wait == T
sendTask(list(Quote(sum(x)),Quote(f <- lm(x,y)), threadB)