NAME
    ModPerl::VersionUtil - Make it easier to investigate your mod_perl
    version.
SYNOPSIS
      use ModPerl::VersionUtil;
      if (ModPerl::VersionUtil->is_mp) {
        print "It's running under mod_perl.";
        print "mod_perl version: " . ModPerl::VersionUtil->mp_version_string;
      }
      if (ModPerl::VersionUtil->is_mp2) {
        require Apache2 ();
        require Apache2::RequestRec();
        require Apache2::RequestIO ();
      } elsif (ModPerl::VersionUtil->is_mp19) {
        require Apache2;
        require Apache::RequestRec();
        require Apache::RequestIO ();
      } elsif (ModPerl::VersionUtil->is_mp1) {
        require Apache;
      }
DESCRIPTION
    This module helps you to investigate your mod_perl version easily.
METHODS
    is_mp
        Returns true if your application is running under mod_perl.
    is_mp1
        Returns true if your mod_perl version is 1.0.
    is_mp19
        Returns true if your mod_perl version is 1.9 which is incompatible
        with 2.0.
    is_mp20
        Returns true if your mod_perl version is 2.0 or higher.
    mp_version
        Returns your mod_perl version as number. (e.g. '1.99920')
    mp_version_string
        Returns your mod_perl version as string. (e.g. '1.999.20')
AUTHOR
        Naoya Ito, <naoya@bloghackers.net>
        Some codes are borrowed from the Catalyst web application framework
        which can handle any versions of mod_perl elegantly.
COPYRIGHT AND LICENSE
        This library is free software; you can redistribute it and/or modify
        it under the same terms as Perl itself.