our $minselfspotqrg = 1240000; # minimum freq above which self spotting is allowed
our $readback = $main::is_win ? 0 : 1; # don't read spot files backwards if it's windows
our $minselfspotqrg = 1240000; # minimum freq above which self spotting is allowed
our $readback = $main::is_win ? 0 : 1; # don't read spot files backwards if it's windows