use lib './somepath/';

[download]
or 
BEGIN {
  my $path = 'somepath';
  push @INC, $path;
}

[download]
or why not just let the user set his/her PERL5LIB environment variable?

In reply to Re^3: ADD directory to @INC using a string variable by Anonymous Monk
in thread ADD directory to @INC using a string variable by sid9559

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