C# Signature:

[DllImport("advapi32.dll")]
public static extern int LogonUserA(
    string lpszUsername,
    string lpszDomain,
    string lpszPassword,
    int dwLogonType,
    int dwLogonProvider,
    ref int phToken
);
    ref string lpszUsername,
    ref string lpszDomain,
    ref string lpszPassword,
    ref int dwLogonType,
    ref int dwLogonProvider,
    int phToken)

VB Signature:

Declare Function LogonUserA Lib "advapi32.dll" (ByVal lpszUsername As String, ByVal lpszDomain As String, ByVal lpszPassword As String, ByVal dwLogonType As Integer, ByVal dwLogonProvider As Integer, ByRef phToken As IntPtr) As Integer

User-Defined Types:

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Notes:

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