+@node Platform-specific
+@section Platform-specific instructions
+
+@node General
+@subsection General installation instructions
+
+@verbatim
+% wget http://www.nncpgo.org/download/nncp-0.1.tar.xz
+% wget http://www.nncpgo.org/download/nncp-0.1.tar.xz.sig
+% gpg --verify nncp-0.1.tar.xz.sig nncp-0.1.tar.xz
+% tar xf nncp-0.1.tar.xz
+% make -C nncp-0.1 all
+@end verbatim
+
+There is @code{install} target respecting @env{DESTDIR}. It will
+install binaries and info-documentation.
+
+@node FreeBSD
+@subsection FreeBSD installation instructions
+
+Look @ref{Integrity, here} for finding public keys for tarball authentication.
+
+@verbatim
+# pkg install go
+@end verbatim
+
+follow @ref{General, general} installation instructions
+
+@verbatim
+# make -C nncp-0.1 install
+@end verbatim
+
+@node Ubuntu
+@subsection Ubuntu installation instructions
+
+Look @ref{Integrity, here} for finding public keys for tarball authentication.
+
+@table @asis
+@item Ubuntu 16.04
+
+@verbatim
+# apt install golang
+@end verbatim
+
+follow @ref{General, general} installation instructions
+
+@verbatim
+# make -C nncp-0.1 install PREFIX=/usr
+@end verbatim
+
+@item Ubuntu 14.04
+
+@verbatim
+# apt-get install golang-1.6
+% wget http://www.nncpgo.org/download/nncp-0.1.tar.xz
+% wget http://www.nncpgo.org/download/nncp-0.1.tar.xz.sig
+% gpg --verify nncp-0.1.tar.xz.sig nncp-0.1.tar.xz
+% tar xf nncp-0.1.tar.xz
+% PATH=/usr/lib/go-1.6/bin:$PATH make -C nncp-0.1 all
+# make -C nncp-0.1 install PREFIX=/usr
+@end verbatim
+
+@end table