Using the OpenSSL Dependency for Security Support and GDS
The GDS feature of Qt OPC UA as well as the security support for the Open62541 plugin requires the OpenSSL >= 1.1 headers and libraries.
If OpenSSL is not installed to a path that is searched by default, the location of the headers and libraries must be passed to the build process.
For example, if OpenSSL has been installed to
/opt/openssl, the locations must be passed as follows:
The security capabilities of the Open62541 plugin and the GDS feature will be automatically disabled if OpenSSL is not detected during configuration.
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