GetLastError

C# Signature:

[DllImport("kernel32.dll")]
static extern uint GetLastError();
// GetLastError is save!

C# Signature:

// You should never PInvoke to GetLastError.  Call Marshal.GetLastWin32Error instead!

VB Signature:

' You should never PInvoke to GetLastError.  Call Marshal.GetLastWin32Error instead!

Boo Signature:

[DllImport("kernel32.dll")]
def GetLastError() as int:
     pass

Notes:

[DllImport("kernel32.dll", SetLastError = true)]
    static extern bool CloseHandle(IntPtr hObject);