title: How to check in delphi the OS version? Windows 7 or Server 2008 R2?
body: <p>I always used to check the windows versions by their major/minor build numbers. Strangely enough, Windows 7 and Server 2008 R2, both return the same major/minor version number combination.</p>
  
  <p>Confirm this by typing <code>ver</code> into a command prompt</p>