On GNU/Linux, you also need:
-* libdevmapper (recommended)
+* libdevmapper 1.02.34 or later (recommended)
To build grub-emu, you need:
If you use a development snapshot or want to hack on GRUB you may
need the following.
-* Ruby 1.6 or later
* Python 2.5.2 or later
* Autoconf 2.60 or later
* Automake 1.10.1 or later
+* Autogen 5.10 or later
Prerequisites for make-check: