+my $oc = open_new('opcode.h', '>',
+ {by => 'regen/opcode.pl', from => 'its data',
+ file => 'opcode.h', style => '*',
+ copyright => [1993 .. 2007]});
+
+my $on = open_new('opnames.h', '>',
+ { by => 'regen/opcode.pl', from => 'its data', style => '*',
+ file => 'opnames.h', copyright => [1999 .. 2008] });