[perl5-dbi/dbi] 02b90b: A few more .ext protections

[H.Merijn Brand - Tux]

  Branch: refs/heads/master
  Home:   https://github.com/perl5-dbi/dbi
  Commit: 02b90b60d6f8a50a95c527f360f5a92c73ed091b
      
https://github.com/perl5-dbi/dbi/commit/02b90b60d6f8a50a95c527f360f5a92c73ed091b
  Author: H.Merijn Brand - Tux <h.m.br...@xs4all.nl>
  Date:   2016-05-28 (Sat, 28 May 2016)

  Changed paths:
    M lib/DBD/File.pm

  Log Message:
  -----------
  A few more .ext protections