zsh: update

.config/zsh/rc.zsh

@@ -17,9 +17,12 @@ zshu_modules+=(
     zutil
 )
 for i ( ${zshu_modules} ) ; do
-    [[ "$i" != */* ]] && i="zsh/$i"
-    zmodload -i $i
-done ; unset i
-unset zshu_modules
+    case "$i" in
+    */* ) ;;
+    * ) i="zsh/$i" ;;
+    esac
+    zmodload -i "$i"
+done
+unset i zshu_modules
 
 autoload -Uz +X colors && colors