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