Attribute VB_Name = "modWinVersion"
'modWinVersion.bas

Option Explicit

Public Declare Function GetVersionExA Lib "kernel32" (lpVersionInformation As OSVERSIONINFO) As Integer

Public Type OSVERSIONINFO
    dwOSVersionInfoSize As Long
    dwMajorVersion      As Long
    dwMinorVersion      As Long
    dwBuildNumber       As Long
    dwPlatformId        As Long
    szCSDVersion        As String * 128
End Type
    
Public Function GetWindowsVersion() As String
Dim getVersion     As String
    Dim OSInfo         As OSVERSIONINFO
    Dim Ret            As Integer
       
    OSInfo.dwOSVersionInfoSize = 148
    OSInfo.szCSDVersion = Space$(128)
    Ret = GetVersionExA(OSInfo)
    
    With OSInfo
        Select Case .dwPlatformId
        
            'Windows 95/98/ME
            Case 1
                If .dwMinorVersion = 0 Then
                    getVersion = "Windows 95"
                ElseIf .dwMinorVersion = 10 Then
                    getVersion = "Windows 98/ME"
                End If
            
            'Windows NT 3.51/NT 4.0
            Case 2
                If .dwMajorVersion = 3 Then
                    getVersion = "Windows NT 3.51"
                ElseIf .dwMajorVersion = 4 Then
                    getVersion = "Windows NT 4.0"
                End If
                  
            'No version of Windows
            Case Else
                getVersion = "No versions of Windows detected"
        End Select
    End With
    GetWindowsVersion = getVersion
End Function