-safer_unlink ('overload.h', 'overload.c');
-die "overload.h: $!" unless open(C, ">overload.c");
-binmode C;
-die "overload.h: $!" unless open(H, ">overload.h");
-binmode H;
+safer_unlink (catfile(qw(lib overload numbers.pm)));
+my $c = safer_open("overload.c-new");
+my $h = safer_open("overload.h-new");
+mkdir("lib/overload") unless -d catdir(qw(lib overload));
+my $p = safer_open(catfile(qw(lib overload numbers.pm)));
+
+
+select $p;
+
+{
+local $" = "\n ";
+print <<"EOF";
+# -*- buffer-read-only: t -*-
+#
+# lib/overload/numbers.pm
+#
+# Copyright (C) 2008 by Larry Wall and others
+#
+# You may distribute under the terms of either the GNU General Public
+# License or the Artistic License, as specified in the README file.
+#
+# !!!!!!! DO NOT EDIT THIS FILE !!!!!!!
+# This file is built by overload.pl
+#
+
+package overload::numbers;
+
+our \@names = qw#
+ @names
+#;
+
+our \@enums = qw#
+ @enums
+#;
+
+{ my \$i = 0; our %names = map { \$_ => \$i++ } \@names }
+
+{ my \$i = 0; our %enums = map { \$_ => \$i++ } \@enums }
+
+EOF
+}
+