+# Remove these functions again, they are of use only in these
+# setup files. This should be called at the end of .zshrc.
+xunfunction() {
+ local -a funcs
+ funcs=(salias xcat xsource xunfunction zrcautoload)
+
+ for func in $funcs ; do
+ [[ -n ${functions[$func]} ]] \
+ && unfunction $func
+ done
+ return 0
+}
+