/usr/share/perl5/Debian/Debhelper/Sequence/apache2.pm is in apache2-dev 2.4.29-1ubuntu4.
This file is owned by root:root, with mode 0o644.
The actual contents of the file can be viewed below.
1 2 3 4 5 6 7 8 | #!/usr/bin/perl
use warnings;
use strict;
use Debian::Debhelper::Dh_Lib;
insert_after("dh_install", "dh_apache2");
1;
|