<p>this fixes a stupid FTBFS with mawk which thinks our file contains regex:</p>

<pre><code>NP_VERSION=1.5.110.g2d494 mawk -f ./subst check_mailq.pl > check_mailq
mawk: run time error: regular expression compile failed (missing operand)
/var/lib/postfix' || -d '/var/local/lib/postfix
    FILENAME="check_mailq.pl" FNR=614 NR=614
make[2]: *** [check_mailq] Error 2
</code></pre>

<hr>

<h4>You can merge this Pull Request by running</h4>
<pre>  git pull https://github.com/evgeni/monitoring-plugins stupid-mawk</pre>
<p>Or view, comment on, or merge it at:</p>
<p>  <a href='https://github.com/monitoring-plugins/monitoring-plugins/pull/1243'>https://github.com/monitoring-plugins/monitoring-plugins/pull/1243</a></p>

<h4>Commit Summary</h4>
<ul>
  <li>use 'or' instead of '||' as operator</li>
</ul>

<h4>File Changes</h4>
<ul>
  <li>
    <strong>M</strong>
    <a href="https://github.com/monitoring-plugins/monitoring-plugins/pull/1243/files#diff-0">plugins-scripts/check_mailq.pl</a>
    (14)
  </li>
</ul>

<h4>Patch Links:</h4>
<ul>
  <li><a href='https://github.com/monitoring-plugins/monitoring-plugins/pull/1243.patch'>https://github.com/monitoring-plugins/monitoring-plugins/pull/1243.patch</a></li>
  <li><a href='https://github.com/monitoring-plugins/monitoring-plugins/pull/1243.diff'>https://github.com/monitoring-plugins/monitoring-plugins/pull/1243.diff</a></li>
</ul>

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