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  1. or download this
    BEGIN { push @INC, ".." }
    use strict 1.04;
    
  2. or download this
    BEGIN { 
      use lib "..";  # or unshift @INC, ".."
    }
    use strict 1.04;
    
  3. or download this
    #!/usr/bin/perl -lW   # catch all bleeping errors
    
    ...
    
    main now using strict 1.03 qw(refs) from module /usr/share/perl/5.8/st
    +rict.pm
    
  4. or download this
     
    BEGIN {
      eval {
    ...
     }; 
     revert() if $@;
    }
    
  5. or download this
     
    eval " use Foo::Bar 5.01 qw| ... | ";
    revert() if $@;