TDWOSType = (OS_DOTNETSERVER, OS_WIN95, OS_WIN95A, OS_WIN95OSR2A,  OS_WIN95OSR2B,
               OS_WIN95OSR2C, OS_WIN98, OS_WIN98SE, OS_WINME, OS_WINMEBETA, OS_NT351,
               OS_NT4_DOMAINCONTROLLER, OS_NT4_SERVER, OS_NT4_WORKSTATION, OS_WIN2000,
               OS_WIN2000_ADVSERVER, OS_WIN2000_DATACENTER, OS_WINXP_HOME,
               OS_WINXP_PROFESSIONAL, OS_WINDOWS_SERVER_2003,
               OS_WINDOWS_SERVER_2003_DATACENTER, OS_WINDOWS_SERVER_2003_ENTERPRISE,
               OS_WINDOWS_SERVER_2003_SECAPPL, OS_WINDOWS_SERVER_2003_WEBEDITION,
               OS_WINDOWS_LONGHORN_ALPHA1, OS_UNKNOWN);