Library /sys$common/syshlp/helplib.hlb  —  CRTL  wait4
    Waits for a child process to stop or terminate.

    Format

      #include  <wait.h>

      pid_t wait4   (pid_t process_id, union wait *status_location,
                    int options, struct rusage *resource_usage);
Additional Information: explode extract
Arguments Description Return Values
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