# Module-Foo.pm
use Term::ANSIColor; () = eval { require Win32::Console::ANSI } if 'MSWin32' eq $^O;

##</code><code>##

# script-foo.pl
no lib q{.}; # mitigate the ". in @INC" security threat vector when using optional dependencies
@ARGV = Win32::CommandLine::argv() if eval { require Win32::CommandLine };