Private Declare Function GetVersionEx Lib "kernel32" Alias "GetVersionExA" (ByRef lpVersionInformation As OSVERSIONINFO) As Integer

    GetVersionEx(o)

    GetVersionEx(o)

Use the overloaded API call GetVersionEx().

Use the overloaded API call GetVersionEx().

private static extern bool GetVersionEx(ref OSVERSIONINFOEX osvi);

    Private Declare Function GetVersionEx Lib "kernel32.dll" _

    Alias "GetVersionExA" _

    If GetVersionEx(osv) = 1 Then

    If GetVersionEx(osv) = 1 Then

GetVersionEx(ref osVersionInfo);

   Private Declare Ansi Function GetVersionEx Lib "kernel32" Alias "GetVersionExA" (ByRef i As OSVERSIONINFO) As Boolean

static extern bool GetVersionEx( ref OSVERSIONINFO osvi );  

Private Shared Function GetVersionEx(ByRef osvi As OSVERSIONINFO) As Boolean

Private Shared Function GetVersionEx(<[In](), Out()> ByVal osvi As OSVERSIONINFO) As Boolean

GetVersionEx( osvi );

GetVersionEx( ref osvi2 );

static extern bool GetVersionEx( ref OSVERSIONINFO osvi );  

Private Shared Function GetVersionEx(ByRef osvi As OSVERSIONINFO) As Boolean

Private Shared Function GetVersionEx(<[In](), Out()> ByVal osvi As OSVERSIONINFO) As Boolean

GetVersionEx( osvi );

GetVersionEx( ref osvi2 );

    If GetVersionEx(osv) = 1 Then

    If GetVersionEx(osv) = 1 Then

public static extern int CeGetVersionEx(ref CEOSVERSIONINFO ceosver);

function info on msdn at http://msdn.microsoft.com/library/default.asp?url=/library/en-us/wceactsy/html/cerefCeGetVersionExRAPI.asp