In order to compile tinc, you will need a GNU C compiler environment. Please
ensure you have the latest stable versions of all the required libraries:
-- LibreSSL (http://www.libressl.org/) or OpenSSL (https://openssl.org/) version 1.0.0 or later.
+- LibreSSL (http://www.libressl.org/) or OpenSSL (https://openssl.org/) version 1.1.0 or later.
The following libraries are used by default, but can be disabled if necessary: