F_NOEND
flags |= F_NOEND;
first_match->lf_flags &= ~F_NOEND;
range->lf_flags |= brange->lf_flags & F_NOEND;
range->lf_flags &= ~F_NOEND;
brange->lf_flags |= range->lf_flags & F_NOEND;
range->lf_flags |= brange->lf_flags & F_NOEND;
brange->lf_flags |= range->lf_flags & F_NOEND;
if (range->lf_flags & F_NOEND)