libraries source code. Because of that, it is recommended for porters
to use @ref{Tarballs, tarballs} instead.
-@verbatim
+@example
$ git clone git://git.cypherpunks.ru/nncp.git
$ cd nncp
$ git checkout develop
-@end verbatim
+@end example
Also there is mirror of dependent libraries for safety if their native
repositories will be unavailable (they are seldom updated):