@msdn=http://search.microsoft.com/search/results.aspx?qu=$$$ @pinvoke=http://pinvoke.net/$$$.htm Summary: The COMSTAT structure contains information about a communications device. This structure is filled by the ClearCommError (kernel32) function. !!!!C# Definition: [StructLayout(LayoutKind.Sequential)] private struct COMSTAT { public const uint fCtsHold = 0x1; public const uint fDsrHold = 0x2; public const uint fRlsdHold = 0x4; public const uint fXoffHold = 0x8; public const uint fXoffSent = 0x10; public const uint fEof = 0x20; public const uint fTxim = 0x40; public UInt32 Flags; public UInt32 cbInQue; public UInt32 cbOutQue; } !!!!VB Definition: <StructLayout(LayoutKind.Sequential, Pack:=1)> Public Structure COMSTAT Public Const fCtsHold As UInteger = &H1 Public Const fDsrHold As UInteger = &H2 Public Const fRlsdHold As UInteger = &H4 Public Const fXoffHold As UInteger = &H8 Public Const fXoffSent As UInteger = &H10 Public Const fEof As UInteger = &H20 Public Const fTxim As UInteger = &H40 Public fBitFields As Int32 Public cbInQue As Int32 Public cbOutQue As Int32 End Structure !!!!User-Defined Field Types: None. !!!!Notes: None. Documentation: COMSTAT@msdn on MSDN
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