# mem
KERNEL=="null|zero|full|random|urandom", MODE="0666"
KERNEL=="null", SYMLINK+="XOR"
-KERNEL=="mem|kmem|port", GROUP="kmem", MODE="0640"
+KERNEL=="mem|kmem|port|nvram", GROUP="kmem", MODE="0640"
KERNEL=="ram0", SYMLINK+="ramdisk"
KERNEL=="ram1", SYMLINK+="ram"