Get(SystemVersion)FileMaker Pro 6.0 or earlierNote For information on how functions evaluate differently on the host versus the client, search the FileMaker Knowledge Base available at http://help.filemaker.com.Returns 6.1 for Windows 7.Returns 6.0 for Windows Vista.Returns 5.1 for Windows XP (SP 2).Returns 10.6 for Mac OS X version 10.6.Returns 10.7 for Mac OS X version 10.7.