Since Perl 5.8, the if module is in the core. With it you can write this like 
use if $^O =~ /Win/, q(Tricky_Win);
use if $^O !~ /Win/, q(Tricky_Linux);

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Makeshifts last the longest.

In reply to Re^2: Why should I use Exporter? (if.pm) by Aristotle
in thread Why should I use Exporter? by pernod

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