$ perl -e " use File::Spec::Functions; my $x=q{x}; require +catfile($x
+,$x) "
Warning: Use of "require" without parentheses is ambiguous at -e line 
+1.

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In reply to Re: disambiguating require (or: require loves barewords ) by Anonymous Monk
in thread disambiguating require (or: require loves join more than catfile) by rovf

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