in reply to $! or &Errno or $!{}
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.
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I'd like to be able to assign to an luser
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Seekers of Perl Wisdom