use constant {
OUT_DIR      => 'out',
OUT_FIELDSEP => '=',
OUT_FILENAME => 'ks',
OUT_SUFXSTOR => 'storable',
VAL_MIN      => 15,
VAL_MAX      => 3600,
};

##</code><code>##

print <<USAGE;

This program does this and that with the OUT_DIR. The filename is
OUT_FILENAME and the file suffix is OUT_SUFXSTOR.

Fields are separated with the OUT_FIELDSEP character. Enter a value
between VAL_MIN and VAL_MAX.

USAGE

##</code><code>##

my $out_dir = OUT_DIR;
my $out_fs  = OUT_FIELDSEP;
my $out_fn  = OUT_FILENAME;
my $out_sx  = OUT_SUFXSTOR;
my $valmin  = VAL_MIN;
my $valmax  = VAL_MAX;

print <<USAGE;

This program does this and that with the $out_dir. The filename is
$out_fn and the file suffix is $out_sx.

Fields are separated with the $out_fs character. Enter a value
between $valmin and $valmax.

USAGE