This is within a `HAVE_NETTLE` block, so there's no need to surmise
about cryptographically-secure RNGs, because we have one available to
use directly.
/**
* Send commands to Purple via ~/.purple/control
*
* Originally by Eric Warmenhoven <eric@warmenhoven.org>
* Compile fixes/mini hacks Alex Bennee <alex@bennee.com>
* and Brian Tarricone <bjt23@users.sourceforge.net>