当我安装solidity来编译我的以太坊合约时，有错误日志：
"CMake" Error: The following variables are used in this project, but they are set to NOTFOUND.
Please set them or make sure they are set and tested correctly in the "
CMake" files:
/home/solidity/libdevcore/Boost_INCLUDE_DIR
used as include directory in directory /home/solidity/libdevcore
/home/solidity/libevmasm/Boost_INCLUDE_DIR
used as include directory in directory /home/solidity/libevmasm
/home/solidity/libsolidity/Boost_INCLUDE_DIR
used as include directory in directory /home/solidity/libsolidity
/home/solidity/solc/Boost_INCLUDE_DIR
used as include directory in directory /home/solidity/solc
/home/solidity/test/Boost_INCLUDE_DIR
used as include directory in directory /home/solidity/test
如何解决这些错误？