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This is a C# library dedicated for using with a www.canusb.com device
Full notes: See ReadMe.txt
Summary
The LAWICEL DLL is 'unmanaged code' and was not designed for use by C#/VB/Mono
http://en.wikipedia.org/wiki/Managed_code
If you wish to call 'unmanaged code' from 'managed code', you need to use a 'C# wrapper' to access the DLL. This wrapper uses 'PInvoke' (like peek/poke) to 'martial' calls from managed to unmanaged code. It sounds complicated, and it is.
IT IS ALSO TOTALLY UNNECESSARY. Why not have the DLL as managed code?? ...
...Details: program is written in .net but can be used as library also. Executable available here is for winXP or higher. but you can convert it to c# <http://www.developerfusion.com/tools/convert/vb-to-csharp/> or run on linux using mono (it is tested for mono compilation here <http://www.tutorialspoint.com/compile_vb.net_online.php> and works fine) so it should work using mono on OSX also. You are welcome to contribute compiled executable for other OS' - to simplify process there is only one file required for compilation. Although this is simple program it includes all options for reliable acquiring external IP address, because it not depends on single server but many; use -? ...