UBUNTU16.04卸载安装protobuf

1.卸载

　　sudo apt-get remove libprotobuf-dev

　　which protoc

     然后删除路径即可

2.安装

sudo apt-get install autoconf automake libtool curl make g++ unzip

git clone -b v3.6.1 https://github.com/protocolbuffers/protobuf.git

cd protobuf

git submodule update --init --recursive

./autogen.sh

./configure

make

make check

sudo make install

sudo ldconfig

protoc --version 输出版本号成功

原文：https://www.cnblogs.com/penuel/p/11334421.html