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The Linux-native code for radsecproxy currently includes some functionality that is used by more advanced operators (notably eduroam national operators) who want to use DNS-based dynamic peer discovery. That part of the code is currently not Windows compatible and won't build on Cygwin either. Additional work to add alternative code for Windows is in progress. A A pull request to exclude the Linux-native dynamic peer discovery code on Windows is here: https://github.com/radsecproxy/radsecproxy/pull/161
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