FASTTRAP_EFLAGS_OF
taken = (rp->r_ps & FASTTRAP_EFLAGS_OF) != 0;
taken = (rp->r_ps & FASTTRAP_EFLAGS_OF) == 0;
((rp->r_ps & FASTTRAP_EFLAGS_OF) == 0);
((rp->r_ps & FASTTRAP_EFLAGS_OF) == 0);
((rp->r_ps & FASTTRAP_EFLAGS_OF) == 0);
((rp->r_ps & FASTTRAP_EFLAGS_OF) == 0);