Add tmux & w alias.

.zshrc

@@ -30,8 +30,11 @@ fi
 #
 if [ "`uname -s`" == "FreeBSD" -o "`uname -s`" == "Darwin" ]; then
     alias "ls=/bin/ls -aFG"
+    alias "tmux=TERM=xterm-256color /usr/local/bin/tmux"
+    alias "w=/usr/bin/w -i"
 elif [ "`uname -s`" == "Linux" ]; then
     alias "ls=/bin/ls -aF --color=always"
+    alias "tmux=TERM=screen-256color /usr/bin/tmux"
 else
     alias "ls=/bin/ls -aF"
 fi