sim_step_unit     461 src/simh/scp.c static UNIT sim_step_unit   = { UDATA (&step_svc, 0, 0)  };
sim_step_unit    5558 src/simh/scp.c         if (uptr == &sim_step_unit)
sim_step_unit    6396 src/simh/scp.c     sim_activate (&sim_step_unit, sim_step);
sim_step_unit    6443 src/simh/scp.c         sim_activate (&sim_step_unit, sim_step);
sim_step_unit    6475 src/simh/scp.c sim_cancel (&sim_step_unit);                            /* cancel step timer */