ADD: added new version of protobuf

libs/protobuf/kokoro/release/protoc/macos/build.sh

@@ -4,9 +4,12 @@ set -ex
 CXXFLAGS_COMMON="-std=c++14 -DNDEBUG -mmacosx-version-min=10.9"
 
 cd github/protobuf
+./autogen.sh
 
-bazel build //:protoc --dynamic_mode=off
-mkdir -p build64/src
-cp bazel-bin/protoc build64/src/protoc
-file bazel-bin/protoc
-otool -L bazel-bin/protoc | grep dylib
+mkdir build64 && cd build64
+export CXXFLAGS="$CXXFLAGS_COMMON -m64"
+../configure --disable-shared
+make -j4
+file src/protoc
+otool -L src/protoc | grep dylib
+cd ..