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...Posix threads pthreads for shared address space programming package available on almost all machines portable standard sort of like doing parallel not in openmp explicitly basic calls pthread create creates a thread to execute given function join barrier lock mutex private variables many online resources e g https computing llnl gov tutorials l v kale and spawn an attached detached is needed null foo arg the os destroys when they terminate parameter status call indicates execution void code return executing main program t hr func d s c k m i n...