fix broken check which was introduced today

openpkg/rc

@@ -333,7 +333,7 @@ for cmd in $cmds; do
         #fi
 
         #   check whether command exists in script at all
-        cmdline=`grep "^%$cmd[^a-zA-Z0-9]" $rcdir/rc.$s_name`
+        cmdline=`grep "^%$cmd" $rcdir/rc.$s_name | sed -e "s;^%$cmd[^ 	].*;;"`
         if [ ".$cmdline" != . ]; then
             #   parse local command options
             cmdopts=`echo "$cmdline" | sed -e "s;^%$cmd *;;"`