REQUEST_NOSTEP
if (lwp->lwp_pcb.pcb_flags & REQUEST_NOSTEP) {
lwp->lwp_pcb.pcb_flags &= ~REQUEST_NOSTEP;
lwp->lwp_pcb.pcb_flags &= ~REQUEST_NOSTEP;
lwp->lwp_pcb.pcb_flags |= REQUEST_NOSTEP;
if (lwp->lwp_pcb.pcb_flags & REQUEST_NOSTEP) {
lwp->lwp_pcb.pcb_flags &= ~REQUEST_NOSTEP;
if (!(lwp->lwp_pcb.pcb_flags & REQUEST_NOSTEP)) {
if (!(lwp->lwp_pcb.pcb_flags & REQUEST_NOSTEP)) {