Perl/Pollution/Portability Version 1.0005 Copyright (C) 2001, Paul Marquess. Copyright (C) 1999, Kenneth Albanowski. This archive may be used and distributed under the same license as any version of Perl. This module is used to create a 'C' header file that can be used by XS authors. It allows XS module authors to use the latest version of the Perl API, but still allow their module to be built with older versions of Perl. For more details see PPPort.pm.