sudo apt-get install manpages
sudo apt-get install manpages-de
sudo apt-get install manpages-de-dev
sudo apt-get install manpages-dev
sudo apt-get install manpages-posix
sudo apt-get install manpages-posix-dev
sudo apt-get install linux-doc
man 2 open
man 3 perror
原文:https://www.cnblogs.com/roverliang/p/11512723.html