title: awk system command with spaces in parameters
body: <p>I am trying to run the following to extract the text from all the pdfs</p>
  
  <pre><code>find *.pdf | awk '{system("pdftotext "$0)}'
  </code></pre>
  
  <p>but dang it some crazy person put spaces in file names, how can I deal with this smoothly?</p>