Seems that this package doesn't install the cmake files but upstream provides them. It would be good to include those Reproducible: Always
CMake build system is not yet ready for Unix systems. It does not use linker version scripts, so private symbols are not hidden. (https://github.com/protocolbuffers/protobuf/issues/6113) It even does not set the same sonames of libraries, which are set by Autotools build system: https://github.com/protocolbuffers/protobuf/blob/v3.12.3/cmake/libprotobuf.cmake#L115-L133 https://github.com/protocolbuffers/protobuf/blob/v3.12.3/cmake/libprotobuf-lite.cmake#L64-L79 https://github.com/protocolbuffers/protobuf/blob/v3.12.3/cmake/libprotoc.cmake#L168-L180 https://github.com/protocolbuffers/protobuf/blob/v3.12.3/src/Makefile.am#L21 https://github.com/protocolbuffers/protobuf/blob/v3.12.3/src/Makefile.am#L175 https://github.com/protocolbuffers/protobuf/blob/v3.12.3/src/Makefile.am#L222 https://github.com/protocolbuffers/protobuf/blob/v3.12.3/src/Makefile.am#L309
