The text refers to a snippet which has since been removed, but a
suitable replacement is near. Use it.
* doc/guix.texi (Using the Configuration System): Substitute bind for
tcpdump.
@end lisp
@findex specification->package
-Referring to packages by variable name, like @var{tcpdump} above, has
+Referring to packages by variable name, like @code{bind} above, has
the advantage of being unambiguous; it also allows typos and such to be
diagnosed right away as ``unbound variables''. The downside is that one
needs to know which module defines which package, and to augment the