I think that: 
sub x {
  my $package = caller;
  return unless UNIVERSAL::can($package, "_x");
  ...
  eval "${package}::_x"; die $@ if $@;
}

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Is what you're looking for. 
------------
:Wq
Not an editor command: Wq

[download]

In reply to Re: Getting module to call importer's function by etcshadow
in thread Getting module to call importer's function by jredburn

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