title: How to get a list of all packages required by another package
body: <p>My application uses runtime packages and I would like to get a list of all packages that are required by one of these.</p>
  
  <p><strong>Example:</strong></p>
  
  <p>PackA.bpl requires PackB.bpl and PackC.bpl.</p>
  
  <p>How can I get packages required from PackA.bpl at runtime?  (In this example, they would be PackB.bpl and PackC.bpl)</p>