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Looked odd to me too but I found this clue in perldiag (apparently added in Perl 5.005):

The first time the %! hash is used, perl automatically loads the Errno.pm module. The Errno module is expected to tie the %! hash to provide symbolic names for $! errno values.

--
I'd like to be able to assign to an luser


In reply to Re: $! or &Errno or $!{} by Albannach
in thread $! or &Errno or $!{} by tadman

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