conditional for xset so we don't try to run on a server/without xset

zshrc

@@ -1,19 +1,23 @@
 echo "Loading zgen..."
 source ~/bin/zgen/zgen.zsh
-
 source ~/bin/fixcolors
+
 HIST_STAMPS="yyyy-mm-dd"
 HISTFILE=~/.histfile
 HISTSIZE=2000
 SAVEHIST=2000
 setopt appendhistory autocd extendedglob
-xset -b
+
+if [ -x /usr/bin/xset ]; then
+	xset -b
+fi
+
 unsetopt beep
 bindkey -e
 export LESS="-X -R -F"
 alias http='python -m http.server'
 export PATH=$HOME/bin:/usr/local/bin:$PATH
-alias t=todo.sh
+
 export EDITOR=mg
 
 autoload insert-composed-char
@@ -50,8 +54,10 @@ fi
 
 prompt fire 125 234 084 054 020
 
-# powerline (arch location)
-#. /usr/share/zsh/site-contrib/powerline.zsh
+# powerline
+#source ~/.local/lib/python2.7/site-packages/powerline/bindings/zsh/powerline.zsh
+
+alias t=todo.sh
 
 unalias rm
 unalias mv