title: Unable to open included files
body: <p>I am using BorlandC and Windows 7.</p>
  
  <p>When I compile the file, I am getting these errors:</p>
  
  <pre><code>Error Assign.C : Unable to open include file 'stdio.h'
  Error Assign.C : Unable to open include file 'conio.h'
  Error Assign.C : Unable to open include file 'dos.h'
  Error Assign.C : Unable to open include file 'stdlib.h'
  </code></pre>
  
  <p>What am I doing wrong?</p>