C# Signature:

[DllImport("ws2_32.dll", CharSet = CharSet.Auto, SetLastError=true)]
static extern Int32 WSAIoctl(Int32 s, UInt32 dwControlCode, IntPtr lpvInBuffer, Int32 cbInBuffer, IntPtr lpvOutBuffer, Int32 cbOutBuffer, out UInt32 lpcbBytesReturned, IntPtr lpOverlapped, IntPtr lpCompletion);
static extern Int32 WSAIoctl(Int32 s, UInt32 dwControlCode, IntPtr lpvInBuffer, Int32 cbInBuffer, IntPtr lpvOutBuffer, Int32 cbOutBuffer, ref Int32 lpcbBytesReturned, IntPtr lpCompletion);

VB Signature:

Declare Function WSAIoctl Lib "ws2_32.dll" (TODO) As TODO

User-Defined Types:

None.

Notes:

None.

Tips & Tricks:

Please add some!

Sample Code:

Please add some!

Alternative Managed API:

Socket.IOControl on MSDN

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