


      ROS_PRIORITY(2)            (Bull-SPS9)            ROS_PRIORITY(2)



      NAME
           ros_priority - change priority of process

      SYNTAX
           int ros_priority (who, prio)
           int who, prio;

      DESCRIPTION
           The ROS priority of the process identified by the process ID
           who is set to the value prio.  If who is zero the calling
           process is assumed.

      RETURN VALUE
           If the call succeeds, the previous priority value is
           returned.  If the call fails, then a value of -1 is returned
           and an error code is placed in the global location errno.







































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