* README (Installing Guix from Guix): New section.
Suggested by Alex Sassmannshausen <alex.sassmannshausen@gmail.com>.
infrastructure; it reports an error if an inappropriate version of the
above packages is being used.
+* Installing Guix from Guix
+
+You can re-build and re-install Guix using a system that already runs Guix.
+To do so:
+
+ - install the dependencies (see 'Requirements' above) using Guix
+ - re-run the configure script passing it the option
+ `--with-libgcrypt-prefix=$HOME/.guix-profile/'
+ - run "make" and "make install"
+
* How It Works
Guix does the high-level preparation of a /derivation/. A derivation is