The reference to %! requires Errno.pmc, then if that fails, Errno.pm.

Compare: 

perl -le 'print for keys ::'

[download]
to 
perl -le 'print for keys(%!); print for keys ::'

[download]
update: This is perl, v5.8.0 built for i686-linux

In reply to Re: Re: special magic in "%!" ? by converter
in thread special magic in "%!" ? by Anarion

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