- libevent libevent-devel libevent-headers
- curl
$ cd /usr/local/src
# remove old pkgs
$ sudo yum remove libevent libevent-devel libevent-headers
# download libevent src
$ sudo curl -L https://github.com/downloads/libevent/libevent/libevent-2.0.21-stable.tar.gz -o libevent-2.0.21-stable.tar.gz
$ sudo tar xvzf libevent-2.0.21-stable.tar.gz
$ cd libevent-2.0.21-stable
$ sudo ./configure && sudo make
$ sudo make install
$ ln -s /usr/local/lib/libevent-2.0.so.5 /usr/lib64/libevent-2.0.so.5
$ cd /usr/local/src
$ sudo curl -L http://downloads.sourceforge.net/tmux/tmux-1.9a.tar.gz -o tmux-1.9a.tar.gz
$ sudo tar -xvzf tmux-1.9a.tar.gz
$ cd tmux-1.9a
$ sudo ./configure && sudo make
$ sudo make install
$ which tmux
/usr/local/bin/tmux