C# Signature:

[DllImport("version.dll")]
static extern int GetFileVersionInfoSize(string fileName, [Out]IntPtr dummy);

VB Signature:

Declare Function GetFileVersionInfoSize Lib "version.dll" (fileName As String, <Out> dummy As IntPtr) As Integer

User-Defined Types:

None.

Alternative Managed API:

Do you know one? Please contribute it!

Notes:

On Windows 10 use http://pinvoke.net/default.aspx/MinCore/GetFileVersionInfoSize.html

Tips & Tricks:

Please add some!

Sample Code:

GetFileVersionInfoSize(@"c:\someFolder\someFile.dll", IntPtr.Zero);